<SEC-DOCUMENT>0001104659-21-119829-index.html : 20210927
<SEC-HEADER>0001104659-21-119829.hdr.sgml : 20210927
<ACCEPTANCE-DATETIME>20210927171416
ACCESSION NUMBER:		0001104659-21-119829
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210927
DATE AS OF CHANGE:		20210927
GROUP MEMBERS:		KOH, BONG
GROUP MEMBERS:		SHAH, NIMISH
GROUP MEMBERS:		VENROCK HEALTHCARE CAPITAL PARTNERS EG, L.P.
GROUP MEMBERS:		VENROCK HEALTHCARE CAPITAL PARTNERS III, L.P.
GROUP MEMBERS:		VHCP CO-INVESTMENT HOLDINGS II, LLC
GROUP MEMBERS:		VHCP CO-INVESTMENT HOLDINGS III, LLC
GROUP MEMBERS:		VHCP MANAGEMENT EG, LLC
GROUP MEMBERS:		VHCP MANAGEMENT II, LLC
GROUP MEMBERS:		VHCP MANAGEMENT III, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			aTYR PHARMA INC
		CENTRAL INDEX KEY:			0001339970
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				203435077
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88839
		FILM NUMBER:		211282673

	BUSINESS ADDRESS:	
		STREET 1:		3545 JOHN HOPKINS COURT, STE #250
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		858-731-8389

	MAIL ADDRESS:	
		STREET 1:		3545 JOHN HOPKINS COURT, STE #250
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Venrock Healthcare Capital Partners II, L.P.
		CENTRAL INDEX KEY:			0001602264
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		7 BRYANT PARK
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		650 475 3734

	MAIL ADDRESS:	
		STREET 1:		7 BRYANT PARK
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>tm2128581d1_sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: tm2128581d1_sc13g.htm
</DOCUMENT> </SEC-DOCUMENT>