SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

AVROBIO, Inc. – ‘10-Q’ for 9/30/20 – ‘EX-101.SCH’

On:  Thursday, 11/5/20, at 5:05pm ET   ·   For:  9/30/20   ·   Accession #:  1564590-20-51456   ·   File #:  1-38537

Previous ‘10-Q’:  ‘10-Q’ on 8/6/20 for 6/30/20   ·   Next:  ‘10-Q’ on 5/13/21 for 3/31/21   ·   Latest:  ‘10-Q’ on 11/9/23 for 9/30/23   ·   24 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

11/05/20  AVROBIO, Inc.                     10-Q        9/30/20   61:6.1M                                   ActiveDisclosure/FA

Quarterly Report   —   Form 10-Q
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML    972K 
 2: EX-3.2      Articles of Incorporation/Organization or Bylaws    HTML     30K 
 3: EX-31.1     Certification -- §302 - SOA'02                      HTML     26K 
 4: EX-31.2     Certification -- §302 - SOA'02                      HTML     27K 
 5: EX-32.1     Certification -- §906 - SOA'02                      HTML     22K 
12: R1          Document and Entity Information                     HTML     77K 
13: R2          Condensed Consolidated Balance Sheets               HTML     84K 
14: R3          Condensed Consolidated Balance Sheets               HTML     36K 
                (Parenthetical)                                                  
15: R4          Condensed Consolidated Statements of Operations     HTML     55K 
                and Comprehensive Loss                                           
16: R5          Condensed Consolidated Statements of Stockholders'  HTML     92K 
                Equity                                                           
17: R6          Condensed Consolidated Statements of Stockholders'  HTML     23K 
                Equity (Parenthetical)                                           
18: R7          Condensed Consolidated Statements of Cash Flows     HTML     87K 
19: R8          Nature of the Business                              HTML     25K 
20: R9          Summary of Significant Accounting Policies          HTML     38K 
21: R10         Fair Value Measurement                              HTML     77K 
22: R11         Prepaid Expenses and Other Current Assets           HTML     45K 
23: R12         Property and Equipment, Net                         HTML     46K 
24: R13         Accrued Expenses and Other Current Liabilities      HTML     44K 
25: R14         Stockholders' Equity                                HTML     52K 
26: R15         Stock-Based Compensation                            HTML    137K 
27: R16         License Agreements                                  HTML     40K 
28: R17         Net Loss per Share Attributable to Common           HTML     34K 
                Stockholders                                                     
29: R18         Commitments and Contingencies                       HTML     26K 
30: R19         Related Party Transactions                          HTML     24K 
31: R20         Summary of Significant Accounting Policies          HTML     51K 
                (Policies)                                                       
32: R21         Fair Value Measurement (Tables)                     HTML     76K 
33: R22         Prepaid Expenses and Other Current Assets (Tables)  HTML     45K 
34: R23         Property and Equipment, Net (Tables)                HTML     45K 
35: R24         Accrued Expenses and Other Current Liabilities      HTML     44K 
                (Tables)                                                         
36: R25         Stockholders' Equity (Tables)                       HTML     53K 
37: R26         Stock-Based Compensation (Tables)                   HTML    142K 
38: R27         Net Loss per Share Attributable to Common           HTML     33K 
                Stockholders (Tables)                                            
39: R28         Nature of the Business - Additional Information     HTML     35K 
                (Detail)                                                         
40: R29         Summary of Significant Accounting Policies -        HTML     50K 
                Additional Information (Detail)                                  
41: R30         Fair Value Measurement - Summary of Financial       HTML     27K 
                Assets Measured at Fair Value on Recurring Basis                 
                (Detail)                                                         
42: R31         Fair Value Measurement - Additional Information     HTML     20K 
                (Detail)                                                         
43: R32         Prepaid Expenses and Other Current Assets -         HTML     32K 
                Summary of Prepaid Expenses and Other Current                    
                Assets (Detail)                                                  
44: R33         Property and Equipment, Net - Summary of Property   HTML     34K 
                and Equipment, Net (Detail)                                      
45: R34         Property and Equipment, Net - Additional            HTML     21K 
                Information (Detail)                                             
46: R35         Accrued Expenses and Other Current Liabilities -    HTML     33K 
                Summary of Accrued Expenses and Other Current                    
                Liabilities (Detail)                                             
47: R36         Stockholders' Equity - Additional Information       HTML     28K 
                (Detail)                                                         
48: R37         Stockholders' Equity - Summary of Common Stock      HTML     34K 
                Reserved for Future Issuance (Detail)                            
49: R38         Stock-Based Compensation - Summary of Assumptions   HTML     27K 
                that Used to Determine Grant-Date Fair Value of                  
                Stock Options Granted to Employees and Members of                
                Board of Directors (Detail)                                      
50: R39         Stock-Based Compensation - Summary of Stock Option  HTML     54K 
                Activity (Detail)                                                
51: R40         Stock-Based Compensation - Additional Information   HTML     33K 
                (Detail)                                                         
52: R41         Stock-Based Compensation - Summary of Restricted    HTML     30K 
                Stock Unit Activity (Detail)                                     
53: R42         Stock-Based Compensation - Schedule of Stock-based  HTML     27K 
                Compensation Expense (Detail)                                    
54: R43         License Agreements - Additional Information         HTML     92K 
                (Detail)                                                         
55: R44         Net Loss per Share Attributable to Common           HTML     26K 
                Stockholders - Schedule of Dilutive Common Stock                 
                Equivalents Excluded from Computation of Diluted                 
                Net Loss per Share (Detail)                                      
56: R45         Commitments and Contingencies - Additional          HTML     30K 
                Information (Detail)                                             
57: R46         Related Party Transactions - Additional             HTML     30K 
                information (Detail)                                             
59: XML         IDEA XML File -- Filing Summary                      XML    108K 
11: XML         XBRL Instance -- avro-10q_20200930_htm               XML   1.17M 
58: EXCEL       IDEA Workbook of Financial Reports                  XLSX     62K 
 7: EX-101.CAL  XBRL Calculations -- avro-20200930_cal               XML     89K 
 8: EX-101.DEF  XBRL Definitions -- avro-20200930_def                XML    251K 
 9: EX-101.LAB  XBRL Labels -- avro-20200930_lab                     XML    766K 
10: EX-101.PRE  XBRL Presentations -- avro-20200930_pre              XML    529K 
 6: EX-101.SCH  XBRL Schema -- avro-20200930                         XSD    123K 
60: JSON        XBRL Instance as JSON Data -- MetaLinks              227±   351K 
61: ZIP         XBRL Zipped Folder -- 0001564590-20-051456-xbrl      Zip    212K 


‘EX-101.SCH’   —   XBRL Schema — avro-20200930


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- DFIN ActiveDisclosure(SM) XBRL Schema Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date : 2020-11-05T18:27:43.0848377+00:00 -->
<!-- Version : 5.0.1.513 -->
<!-- Package ID : f2a6b57778d344c6a67ec9b6ad473d9e -->
<!-- Copyright (c) 2020 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<xsd:schema xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:dei="http://xbrl.sec.gov/dei/2019-01-31" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:us-types="http://fasb.org/us-types/2020-01-31" xmlns:stpr="http://xbrl.sec.gov/stpr/2018-01-31" xmlns:srt-types="http://fasb.org/srt-types/2020-01-31" xmlns:sic="http://xbrl.sec.gov/sic/2020-01-31" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:srt="http://fasb.org/srt/2020-01-31" xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31" xmlns:naics="http://xbrl.sec.gov/naics/2017-01-31" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:country="http://xbrl.sec.gov/country/2020-01-31" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:currency="http://xbrl.sec.gov/currency/2020-01-31" xmlns:avro="http://www.avrobio.com/20200930" xmlns:exch="http://xbrl.sec.gov/exch/2020-01-31" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.avrobio.com/20200930" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance"/>
<xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/linkbase"/>
<xsd:import schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" namespace="http://xbrl.org/2005/xbrldt"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd" namespace="http://xbrl.sec.gov/country/2020-01-31"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/currency/2020/currency-2020-01-31.xsd" namespace="http://xbrl.sec.gov/currency/2020-01-31"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd" namespace="http://xbrl.sec.gov/dei/2019-01-31"/>
<xsd:import schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/non-numeric"/>
<xsd:import schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/numeric"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/exch/2020/exch-2020-01-31.xsd" namespace="http://xbrl.sec.gov/exch/2020-01-31"/>
<xsd:import schemaLocation="http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd" namespace="http://www.xbrl.org/2009/arcrole/fact-explanatoryFact"/>
<xsd:import schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd" namespace="http://www.xbrl.org/2009/role/negated"/>
<xsd:import schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd" namespace="http://www.xbrl.org/2009/role/net"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/naics/2017/naics-2017-01-31.xsd" namespace="http://xbrl.sec.gov/naics/2017-01-31"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/sic/2020/sic-2020-01-31.xsd" namespace="http://xbrl.sec.gov/sic/2020-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd" namespace="http://fasb.org/srt/2020-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-roles-2020-01-31.xsd" namespace="http://fasb.org/srt-roles/2020-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-types-2020-01-31.xsd" namespace="http://fasb.org/srt-types/2020-01-31"/>
<xsd:import schemaLocation="https://xbrl.sec.gov/stpr/2018/stpr-2018-01-31.xsd" namespace="http://xbrl.sec.gov/stpr/2018-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd" namespace="http://fasb.org/us-gaap/2020-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-roles-2020-01-31.xsd" namespace="http://fasb.org/us-roles/2020-01-31"/>
<xsd:import schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-types-2020-01-31.xsd" namespace="http://fasb.org/us-types/2020-01-31"/>
<xsd:annotation>
<xsd:appinfo>
<link:roleType id="TemplateLink" roleURI="http://www.avrobio.com/20200930/role/TemplateLink" xmlns:link="http://www.xbrl.org/2003/linkbase">
<link:definition> 00000 - Document - Template Link </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avro-20200930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:title="Calculation Links, all" xlink:type="simple" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink"/>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avro-20200930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:title="Definition Links, all" xlink:type="simple"/>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avro-20200930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:title="Label Links, all" xlink:type="simple"/>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avro-20200930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:title="Presentation Links, all" xlink:type="simple"/>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DocumentDocumentAndEntityInformation" id="Role_DocumentDocumentAndEntityInformation">
<link:definition> 100000 - Document - Document and Entity Information </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedBalanceSheets" id="Role_StatementCondensedConsolidatedBalanceSheets">
<link:definition> 100010 - Statement - Condensed Consolidated Balance Sheets </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical" id="Role_StatementCondensedConsolidatedBalanceSheetsParenthetical">
<link:definition> 100020 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" id="Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss">
<link:definition> 100030 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedStatementsOfStockholdersEquity" id="Role_StatementCondensedConsolidatedStatementsOfStockholdersEquity">
<link:definition> 100040 - Statement - Condensed Consolidated Statements of Stockholders' Equity </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedStatementsOfStockholdersEquityParenthetical" id="Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityParenthetical">
<link:definition> 100050 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/StatementCondensedConsolidatedStatementsOfCashFlows" id="Role_StatementCondensedConsolidatedStatementsOfCashFlows">
<link:definition> 100060 - Statement - Condensed Consolidated Statements of Cash Flows </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureNatureOfBusiness" id="Role_DisclosureNatureOfBusiness">
<link:definition> 100070 - Disclosure - Nature of the Business </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies" id="Role_DisclosureSummaryOfSignificantAccountingPolicies">
<link:definition> 100080 - Disclosure - Summary of Significant Accounting Policies </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureFairValueMeasurement" id="Role_DisclosureFairValueMeasurement">
<link:definition> 100090 - Disclosure - Fair Value Measurement </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePrepaidExpensesAndOtherCurrentAssets" id="Role_DisclosurePrepaidExpensesAndOtherCurrentAssets">
<link:definition> 100100 - Disclosure - Prepaid Expenses and Other Current Assets </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePropertyAndEquipmentNet" id="Role_DisclosurePropertyAndEquipmentNet">
<link:definition> 100110 - Disclosure - Property and Equipment, Net </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilities" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilities">
<link:definition> 100120 - Disclosure - Accrued Expenses and Other Current Liabilities </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockholdersEquity" id="Role_DisclosureStockholdersEquity">
<link:definition> 100130 - Disclosure - Stockholders' Equity </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensation" id="Role_DisclosureStockBasedCompensation">
<link:definition> 100140 - Disclosure - Stock-Based Compensation </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureLicenseAgreements" id="Role_DisclosureLicenseAgreements">
<link:definition> 100150 - Disclosure - License Agreements </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureNetLossPerShareAttributableToCommonStockholders" id="Role_DisclosureNetLossPerShareAttributableToCommonStockholders">
<link:definition> 100160 - Disclosure - Net Loss per Share Attributable to Common Stockholders </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureCommitmentsAndContingencies" id="Role_DisclosureCommitmentsAndContingencies">
<link:definition> 100170 - Disclosure - Commitments and Contingencies </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureRelatedPartyTransactions" id="Role_DisclosureRelatedPartyTransactions">
<link:definition> 100180 - Disclosure - Related Party Transactions </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies">
<link:definition> 100190 - Disclosure - Summary of Significant Accounting Policies (Policies) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureFairValueMeasurementTables" id="Role_DisclosureFairValueMeasurementTables">
<link:definition> 100200 - Disclosure - Fair Value Measurement (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsTables" id="Role_DisclosurePrepaidExpensesAndOtherCurrentAssetsTables">
<link:definition> 100210 - Disclosure - Prepaid Expenses and Other Current Assets (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePropertyAndEquipmentNetTables" id="Role_DisclosurePropertyAndEquipmentNetTables">
<link:definition> 100220 - Disclosure - Property and Equipment, Net (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables">
<link:definition> 100230 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockholdersEquityTables" id="Role_DisclosureStockholdersEquityTables">
<link:definition> 100240 - Disclosure - Stockholders' Equity (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationTables" id="Role_DisclosureStockBasedCompensationTables">
<link:definition> 100250 - Disclosure - Stock-Based Compensation (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureNetLossPerShareAttributableToCommonStockholdersTables" id="Role_DisclosureNetLossPerShareAttributableToCommonStockholdersTables">
<link:definition> 100260 - Disclosure - Net Loss per Share Attributable to Common Stockholders (Tables) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureNatureOfBusinessAdditionalInformationDetail" id="Role_DisclosureNatureOfBusinessAdditionalInformationDetail">
<link:definition> 100270 - Disclosure - Nature of the Business - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail">
<link:definition> 100280 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureFairValueMeasurementSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetail" id="Role_DisclosureFairValueMeasurementSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetail">
<link:definition> 100290 - Disclosure - Fair Value Measurement - Summary of Financial Assets Measured at Fair Value on Recurring Basis (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureFairValueMeasurementAdditionalInformationDetail" id="Role_DisclosureFairValueMeasurementAdditionalInformationDetail">
<link:definition> 100300 - Disclosure - Fair Value Measurement - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsSummaryOfPrepaidExpensesAndOtherCurrentAssetsDetail" id="Role_DisclosurePrepaidExpensesAndOtherCurrentAssetsSummaryOfPrepaidExpensesAndOtherCurrentAssetsDetail">
<link:definition> 100310 - Disclosure - Prepaid Expenses and Other Current Assets - Summary of Prepaid Expenses and Other Current Assets (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentNetDetail" id="Role_DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentNetDetail">
<link:definition> 100320 - Disclosure - Property and Equipment, Net - Summary of Property and Equipment, Net (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosurePropertyAndEquipmentNetAdditionalInformationDetail" id="Role_DisclosurePropertyAndEquipmentNetAdditionalInformationDetail">
<link:definition> 100330 - Disclosure - Property and Equipment, Net - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesSummaryOfAccruedExpensesAndOtherCurrentLiabilitiesDetail" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesSummaryOfAccruedExpensesAndOtherCurrentLiabilitiesDetail">
<link:definition> 100340 - Disclosure - Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetail" id="Role_DisclosureStockholdersEquityAdditionalInformationDetail">
<link:definition> 100350 - Disclosure - Stockholders' Equity - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockholdersEquitySummaryOfCommonStockReservedForFutureIssuanceDetail" id="Role_DisclosureStockholdersEquitySummaryOfCommonStockReservedForFutureIssuanceDetail">
<link:definition> 100360 - Disclosure - Stockholders' Equity - Summary of Common Stock Reserved for Future Issuance (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationSummaryOfAssumptionsThatUsedToDetermineGrantDateFairValueOfStockOptionsGrantedToEmployeesAndMembersOfBoardOfDirectorsDetail" id="Role_DisclosureStockBasedCompensationSummaryOfAssumptionsThatUsedToDetermineGrantDateFairValueOfStockOptionsGrantedToEmployeesAndMembersOfBoardOfDirectorsDetail">
<link:definition> 100370 - Disclosure - Stock-Based Compensation - Summary of Assumptions that Used to Determine Grant-Date Fair Value of Stock Options Granted to Employees and Members of Board of Directors (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetail" id="Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetail">
<link:definition> 100380 - Disclosure - Stock-Based Compensation - Summary of Stock Option Activity (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationAdditionalInformationDetail" id="Role_DisclosureStockBasedCompensationAdditionalInformationDetail">
<link:definition> 100390 - Disclosure - Stock-Based Compensation - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetail" id="Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetail">
<link:definition> 100400 - Disclosure - Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureStockBasedCompensationScheduleOfStockBasedCompensationExpenseDetail" id="Role_DisclosureStockBasedCompensationScheduleOfStockBasedCompensationExpenseDetail">
<link:definition> 100410 - Disclosure - Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureLicenseAgreementsAdditionalInformationDetail" id="Role_DisclosureLicenseAgreementsAdditionalInformationDetail">
<link:definition> 100420 - Disclosure - License Agreements - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureNetLossPerShareAttributableToCommonStockholdersScheduleOfDilutiveCommonStockEquivalentsExcludedFromComputationOfDilutedNetLossPerShareDetail" id="Role_DisclosureNetLossPerShareAttributableToCommonStockholdersScheduleOfDilutiveCommonStockEquivalentsExcludedFromComputationOfDilutedNetLossPerShareDetail">
<link:definition> 100430 - Disclosure - Net Loss per Share Attributable to Common Stockholders - Schedule of Dilutive Common Stock Equivalents Excluded from Computation of Diluted Net Loss per Share (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetail" id="Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetail">
<link:definition> 100440 - Disclosure - Commitments and Contingencies - Additional Information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.avrobio.com/20200930/taxonomy/role/DisclosureRelatedPartyTransactionsAdditionalInformationDetail" id="Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetail">
<link:definition> 100450 - Disclosure - Related Party Transactions - Additional information (Detail) </link:definition>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
</xsd:appinfo>
</xsd:annotation>
<xsd:element id="avro_AtTheMarketFacilityMember" name="AtTheMarketFacilityMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_DeferredRentExpense" name="DeferredRentExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" name="PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_LicenseAgreementDisclosureTextBlock" name="LicenseAgreementDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_ReclassificationsPolicyTextBlock" name="ReclassificationsPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_EmergingGrowthCompanyStatusPolicyTextBlock" name="EmergingGrowthCompanyStatusPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" name="RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_ScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesTableTextBlock" name="ScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_FairValueInputAmountTransferBetweenLevels" name="FairValueInputAmountTransferBetweenLevels" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_TaxIncentiveRefundCurrent" name="TaxIncentiveRefundCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_PrepaidResearchAndDevelopmentCostsCurrent" name="PrepaidResearchAndDevelopmentCostsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_PrepaidCompensationAndBenefitCostsCurrent" name="PrepaidCompensationAndBenefitCostsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_AccruedResearchAndDevelopmentExpenseCurrent" name="AccruedResearchAndDevelopmentExpenseCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_AccruedLicenseAgreementCurrent" name="AccruedLicenseAgreementCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_UndesignatedPreferredStock" name="UndesignatedPreferredStock" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
<xsd:element id="avro_UndesignatedPreferredStockOutstanding" name="UndesignatedPreferredStockOutstanding" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
<xsd:element id="avro_TwoThousandEighteenStockOptionAndIncentivePlanMember" name="TwoThousandEighteenStockOptionAndIncentivePlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_TwoThousandEighteenEmployeeStockPurchasePlanMember" name="TwoThousandEighteenEmployeeStockPurchasePlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_TwoThousandNineteenInducementPlanMember" name="TwoThousandNineteenInducementPlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedAndExpirationsInPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedAndExpirationsInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_AdditionalResearchAndDevelopmentExpense" name="AdditionalResearchAndDevelopmentExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_UpfrontLicenseFees" name="UpfrontLicenseFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_LicenseAgreementsAbstract" name="LicenseAgreementsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_LicenseAgreementLineItems" name="LicenseAgreementLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_LicenseAgreementTable" name="LicenseAgreementTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_UniversityOfManchesterAgreementMember" name="UniversityOfManchesterAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_MPSIILicenseAgreementMember" name="MPSIILicenseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_UHNagreementMember" name="UHNagreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_FabrylicenseagreementMember" name="FabrylicenseagreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_Interleukin12LicenseAgreementMember" name="Interleukin12LicenseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_BioMarinPharmaceuticalIncMember" name="BioMarinPharmaceuticalIncMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_GenstemTherapeuticsIncMember" name="GenstemTherapeuticsIncMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_LundUniversityRightsHoldersAgreementMember" name="LundUniversityRightsHoldersAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_MilestonePayments" name="MilestonePayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_MilestonePaymentPaid" name="MilestonePaymentPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_MilestonePaymentDue" name="MilestonePaymentDue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_AgreementExpirationPeriod" name="AgreementExpirationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_AgreementExpirationDescription" name="AgreementExpirationDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_ClinicalTrialCostRelatedToResearchAndDevelopmentExpense" name="ClinicalTrialCostRelatedToResearchAndDevelopmentExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_CostOfMilestonePayment" name="CostOfMilestonePayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_OptionFee" name="OptionFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_MilestoneFees" name="MilestoneFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_LicenseMaintenanceFees" name="LicenseMaintenanceFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_PaymentsUponClosingOfInitialPublicOffering" name="PaymentsUponClosingOfInitialPublicOffering" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_LicenseAgreementExpenses" name="LicenseAgreementExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
<xsd:element id="avro_MilestonePayment" name="MilestonePayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_LeaseExpirationMonthAndYear" name="LeaseExpirationMonthAndYear" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_OperatingLeaseAnnualIncreaseInRentalPercentage" name="OperatingLeaseAnnualIncreaseInRentalPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
<xsd:element id="avro_AnnualLeasePaymentsDescription" name="AnnualLeasePaymentsDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
<xsd:element id="avro_IncreaseDecreaseInLeaseObligations" name="IncreaseDecreaseInLeaseObligations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
<xsd:element id="avro_CommitmentsAndContingenciesDisclosureLineItems" name="CommitmentsAndContingenciesDisclosureLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_CommitmentsAndContingenciesDisclosureTable" name="CommitmentsAndContingenciesDisclosureTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_LicenseAgreementMember" name="LicenseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_OfficersAndBoardMembersMember" name="OfficersAndBoardMembersMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
<xsd:element id="avro_SubleaseAgreementMember" name="SubleaseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
</xsd:schema>


22 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 4/29/24  AVROBIO, Inc.                     S-4/A                 80:15M                                    Donnelley … Solutions/FA
 4/15/24  AVROBIO, Inc.                     S-4/A                 91:17M                                    Donnelley … Solutions/FA
 3/26/24  AVROBIO, Inc.                     S-4/A       3/25/24   89:18M                                    Donnelley … Solutions/FA
 3/14/24  AVROBIO, Inc.                     10-K       12/31/23   80:9.4M                                   Donnelley … Solutions/FA
 2/14/24  AVROBIO, Inc.                     S-4                   91:25M                                    Donnelley … Solutions/FA
11/09/23  AVROBIO, Inc.                     10-Q        9/30/23   68:7.7M                                   Donnelley … Solutions/FA
 8/10/23  AVROBIO, Inc.                     10-Q        6/30/23   69:9.5M                                   Donnelley … Solutions/FA
 5/11/23  AVROBIO, Inc.                     10-Q        3/31/23   64:6.9M                                   Donnelley … Solutions/FA
 3/23/23  AVROBIO, Inc.                     S-8         3/23/23    4:65K                                    Broadridge Fin’l So… Inc
 3/23/23  AVROBIO, Inc.                     10-K       12/31/22   82:10M                                    Donnelley … Solutions/FA
11/08/22  AVROBIO, Inc.                     10-Q        9/30/22   64:7.2M                                   Donnelley … Solutions/FA
 8/09/22  AVROBIO, Inc.                     10-Q        6/30/22   65:7.3M                                   Donnelley … Solutions/FA
 5/10/22  AVROBIO, Inc.                     10-Q        3/31/22   64:5.9M                                   ActiveDisclosure/FA
 3/17/22  AVROBIO, Inc.                     10-K       12/31/21   78:9.1M                                   ActiveDisclosure/FA
 3/17/22  AVROBIO, Inc.                     S-8         3/17/22    4:62K                                    Donnelley … Solutions/FA
11/04/21  AVROBIO, Inc.                     10-Q        9/30/21   58:6.8M                                   ActiveDisclosure/FA
 8/05/21  AVROBIO, Inc.                     10-Q        6/30/21   55:5.8M                                   ActiveDisclosure/FA
 5/13/21  AVROBIO, Inc.                     10-Q        3/31/21   62:5.3M                                   ActiveDisclosure/FA
 3/18/21  AVROBIO, Inc.                     10-K       12/31/20   73:9.1M                                   ActiveDisclosure/FA
 3/18/21  AVROBIO, Inc.                     S-8         3/18/21    3:81K                                    Donnelley … Solutions/FA
11/20/20  AVROBIO, Inc.                     424B5                  1:5.2M                                   Donnelley … Solutions/FA
11/19/20  AVROBIO, Inc.                     424B5                  1:5.1M                                   Donnelley … Solutions/FA


2 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 8/06/20  AVROBIO, Inc.                     10-Q        6/30/20   60:6.4M                                   ActiveDisclosure/FA
 6/25/18  AVROBIO, Inc.                     8-K:5,9     6/20/18    3:148K                                   Donnelley … Solutions/FA
Top
Filing Submission 0001564590-20-051456   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Thu., May 9, 9:23:06.3am ET