Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement onForm S-8 of MyoKardia, Inc. of our report dated February 27, 2020relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in MyoKardia, Inc.’s Annual Report on Form10-K for the year ended December 31, 2019.
/s/ PricewaterhouseCoopers LLP
San Jose, California
February 27, 2020