<SEC-DOCUMENT>0001209191-15-043029-index.html : 20150514
<SEC-HEADER>0001209191-15-043029.hdr.sgml : 20150514
<ACCEPTANCE-DATETIME>20150514212339
ACCESSION NUMBER:		0001209191-15-043029
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150512
FILED AS OF DATE:		20150514
DATE AS OF CHANGE:		20150514

ISSUER:		

	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

	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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			NOHRA GUY P
		CENTRAL INDEX KEY:			0001198330

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		15865133

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER SUITE  3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHAMPSI FARAH
		CENTRAL INDEX KEY:			0001198321

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		15865134

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			JANNEY DANIEL
		CENTRAL INDEX KEY:			0001198325

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		15865135

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Alta Partners Management VIII, LLC
		CENTRAL INDEX KEY:			0001399894
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		15865136

	BUSINESS ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		415-362-4022

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Alta Partners VIII, L.P.
		CENTRAL INDEX KEY:			0001399763
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		15865137

	BUSINESS ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		415-362-4022

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

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