<SEC-DOCUMENT>0001209191-18-064090-index.html : 20181226
<SEC-HEADER>0001209191-18-064090.hdr.sgml : 20181226
<ACCEPTANCE-DATETIME>20181226161549
ACCESSION NUMBER:		0001209191-18-064090
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181220
FILED AS OF DATE:		20181226
DATE AS OF CHANGE:		20181226

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MENDLEIN JOHN
		CENTRAL INDEX KEY:			0001238362

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37378
		FILM NUMBER:		181252837

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
		FISCAL YEAR END:			1231

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

</DOCUMENT>
</SEC-DOCUMENT>