0001104659-17-034591 Sample Contracts

FORM OF SUPPORT AGREEMENT

Support Agreement • May 23rd, 2017 • Synlogic, Inc. • Pharmaceutical preparations • Delaware

• Contract Type
  Support Agreement
• Filed
  May 23rd, 2017
• Company
  Synlogic, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

This SUPPORT AGREEMENT (this “Agreement”), dated as of May , 2017, is by and between Synlogic, Inc., a Delaware corporation (the “Company”), and the Person set forth on Schedule A (the “Stockholder”).

AGREEMENT AND PLAN OF MERGER AND REORGANIZATION among: MIRNA THERAPEUTICS, INC., a Delaware corporation; MEERKAT MERGER SUB, INC., a Delaware corporation; and SYNLOGIC, INC., a Delaware corporation Dated as of May 15, 2017

Merger Agreement • May 23rd, 2017 • Synlogic, Inc. • Pharmaceutical preparations • Delaware

• Contract Type
  Merger Agreement
• Filed
  May 23rd, 2017
• Company
  Synlogic, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

THIS AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (this “Agreement”) is made and entered into as of May 15, 2017, by and among MIRNA THERAPEUTICS, INC., a Delaware corporation (“Meerkat”), MEERKAT MERGER SUB, INC., a Delaware corporation and wholly owned subsidiary of Meerkat (“Merger Sub”), and SYNLOGIC, INC., a Delaware corporation (the “Company”). Certain capitalized terms used in this Agreement are defined in Exhibit A.