SECOND AMENDED AND RESTATED
      CERTIFICATE OF INCORPORATION
      OF
      TURNING POINT THERAPEUTICS, INC.
     
    ARTICLE ONE
     
      
    The name of the corporation is Turning Point Therapeutics, Inc.
      (hereinafter called the “Corporation”).
     
    ARTICLE TWO
     
      
    The address of the Corporation’s registered office in the State of Delaware is 251 Little Falls Drive, Wilmington, New Castle, Delaware
      19808. The name of its registered agent at such address is Corporation Service Company.
     
      
    ARTICLE THREE
     
      
    The purpose of the Corporation is to engage in any lawful act or activity for which corporations may be organized under the General
      Corporation Law of Delaware.
     
    ARTICLE FOUR
     
      
    The total number of shares which the Corporation shall have the authority to issue is One Thousand (1,000) shares, all of which shall be
      shares of Common Stock, with a par value of $0.01 per share.
     
    ARTICLE FIVE
     
      
    The directors shall have the power to adopt, amend or repeal the Bylaws, except as may otherwise be provided in the Bylaws.
     
      
    ARTICLE SIX
     
      
    The Corporation expressly elects not to be governed by Section 203 of the General Corporation Law of the State of Delaware.
     
      
     
      
    
    ARTICLE SEVEN
     
      
    Subject to the provisions of the General Corporation Law of the State of Delaware, no director of the Corporation shall be personally liable
      to the Corporation or its stockholders for monetary damages for breach of fiduciary duty as a director, subsequent to the adoption of this ARTICLE SEVEN, except to the extent that such liability arises (i) from a breach of the director’s duty of
      loyalty to the Corporation or its stockholders, (ii) as a result of acts or omissions not in good faith or which involve intentional misconduct or a knowing violation of law, (iii) under Section 174 of the Delaware General Corporation Law relating to
      the unlawful payment of dividends or unlawful stock purchase or redemption or (iv) any transaction from which the director derived an improper personal benefit.  Neither the amendment nor repeal of this ARTICLE SEVEN, nor the adoption of any
      provision of the Certificate of Incorporation, the Bylaws or of any statute inconsistent with this ARTICLE SEVEN, shall eliminate or reduce the effect of this ARTICLE SEVEN, in respect of any acts or omissions occurring prior to such amendment,
      repeal or adoption of an inconsistent provision.
     
    ARTICLE EIGHT
     
    The Corporation reserves the right to amend or repeal any provisions contained in this Certificate of Incorporation from time to time and at
      any time in the manner now or hereafter prescribed by the laws of the State of Delaware, and all rights conferred upon stockholders and directors are granted subject to such reservation.
     
     
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