Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	IRF9
Human P-Site:	S137
P-Site Sequence:	PSKRQHSSVSSERKE
UniProt:	Q00978
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IRF9	Q00978	S137	PSKRQHSSVSSERKE	100 / 9 AA	44
Phosphosite 1:	IRF9	Q00978	S136	VPSKRQHSSVSSERK	100 / 8 AA	44
Phosphosite 2:	TOX3	O15405	S534	QPSPRQHSPVASQIT	75 / 8 AA	63
Phosphosite 3:	GSX1	Q9H4S2	S100	APLGRQHSAVSPGVA	75 / 8 AA	28
Phosphosite 4:	IRF9	Q00978	S139	KRQHSSVSSERKEEE	100 / 7 AA	44
Phosphosite 5:	C21orf81	Q8NFU9	S68	DALDKQHSSVSPRKC	75 / 8 AA	10
Phosphosite 6:	C21orf81	Q8NFU9	S69	ALDKQHSSVSPRKCQ	75 / 8 AA	10
Phosphosite 7:	ARHGEF10	O15013	S198	TEDRQPNSLSSEEPP	66 / 9 AA	152
Phosphosite 8:	ATF2	P15336	S455	HTEAIQHSSVSTSNG	85 / 7 AA	55
Phosphosite 9:	CUTL1	P39880	S1215	AYMKRRHSSVSDSQP	85 / 7 AA	164
Phosphosite 10:	endofin	Q7Z3T8	S44	DSNHCSVSSELASSQ	85 / 7 AA	169
Phosphosite 11:	CXCR4	P61073	S339	GKRGGHSSVSTESES	85 / 7 AA	40
Phosphosite 12:	CUTL1	P39880	S1216	YMKRRHSSVSDSQPC	85 / 7 AA	164
Phosphosite 13:	ATF2	P15336	S456	TEAIQHSSVSTSNGV	85 / 7 AA	55
Phosphosite 14:	ZNF551	Q7Z340	S243	HTLVQHQSVCSEGGL	75 / 8 AA	78
Phosphosite 15:	TARBP1	Q13395	S1509	DKQFQHLSVSAEQWL	75 / 8 AA	182
Phosphosite 16:	WNK1	Q9H4A3	S1675	SSGAQHASVSLETSL	75 / 8 AA	251
Phosphosite 17:	endofin	Q7Z3T8	S42	AYDSNHCSVSSELAS	85 / 7 AA	169
Phosphosite 18:	COL6A3	P12111	S222	SCVHSSVSPERAGDT	85 / 7 AA	344
Phosphosite 19:	C9orf84	Q5VXU9	S276	LFLTCQHSSVNSLRT	85 / 7 AA	165
Phosphosite 20:	MATN2	O00339	S542	GCEHSCVSSEDSFVC	85 / 7 AA	107