ChemoCentryx, Inc.

850 Maude Avenue

Mountain View, CA 94043

March 27, 2013


Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, D.C. 20549


  Re: ChemoCentryx, Inc.

Registration Statement on Form S-3

Filed March 20, 2013

File No. 333-187387

Ladies and Gentlemen:

Reference is made to the Registration Statement on Form S-3 (File No. 333-187387) filed with the Securities and Exchange Commission (the “Commission”) by ChemoCentryx, Inc. on March 20, 2013 (the “Registration Statement”). Pursuant to Rule 473(c) of the Securities Act of 1933, as amended (the “Act”), the following delaying amendment, prescribed by Rule 473(a) of the Act, is hereby incorporated onto the cover page of the Registration Statement immediately following the calculation of the registration fee:

“The registrant hereby amends this registration statement on such date or dates as may be necessary to delay its effective date until the registrant shall file a further amendment which specifically states that this registration statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act of 1933, as amended, or until this registration statement shall become effective on such date as the Commission, acting pursuant to said Section 8(a), may determine.”

If you have any questions or require additional information, please contact Michael Sullivan, Esq. of Latham & Watkins LLP at (858) 523-3959.



/s/ Susan M. Kanaya

Name:   Susan M. Kanaya
Title:   Senior Vice President, Finance, Chief
  Financial Officer and Secretary