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:	PIK3CA
Human P-Site:	Y355
P-Site Sequence:	IRDIDKIYVRTGIYH
UniProt:	P42336
Intern. Prot. ID:	IPI00031386

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3CA	P42336	Y355	IRDIDKIYVRTGIYH	100 / 9 AA	124
Phosphosite 1:	GSTA4	O15217	Y212	KPPPDEIYVRTVYNI	85 / 7 AA	26
Phosphosite 2:	MMAB	Q96EY8	Y59	TPRIPKIYTKTGDKG	66 / 9 AA	27
Phosphosite 3:	KBTBD10	O60662	Y401	GEVDDKIYVVAGKDL	75 / 8 AA	68
Phosphosite 4:	RICS	A7KAX9	Y1246	NLPSDKIYPPSGSPE	62 / 8 AA	231
Phosphosite 5:	villin	P09327	Y296	DQGGLKIYVWKGKKA	71 / 7 AA	93
Phosphosite 6:	NDUFB5	O43674	Y133	YDSPEKIYERTMAVL	71 / 7 AA	22
Phosphosite 7:	EPB41L2	O43491	Y623	RVEGDNIYVRHSNLM	83 / 6 AA	113
Phosphosite 8:	AVIL	O75366	Y293	DQSGTKIYVWKGKGA	71 / 7 AA	92
Phosphosite 9:	EPHX1	P07099	Y393	KHERMKVYVPTGFSA	71 / 7 AA	53
Phosphosite 10:	RBP3	P10745	Y1112	PVLLDKIYSRPDDSV	55 / 9 AA	135
Phosphosite 11:	KLRC3	Q07444	Y59	HQGIDKIYDCQGLLP	66 / 9 AA	27
Phosphosite 12:	KLRC2	P26717	Y59	HQGIDKIYDCQGLLP	66 / 9 AA	26
Phosphosite 13:	ZNF77	Q15935	T51	DCYIYVRTSGSSSQR	83 / 6 AA	62
Phosphosite 14:	LAMA2	P24043	T186	LYNIYPRTGPPSYAK	83 / 6 AA	343
Phosphosite 15:	CARM1	Q86X55	Y166	QQNMMQDYVRTGTYQ	100 / 5 AA	63
Phosphosite 16:	LAMA2	P24043	Y183	CLTLYNIYPRTGPPS	71 / 7 AA	343
Phosphosite 17:	ZNF77	Q15935	Y48	ASLDCYIYVRTSGSS	83 / 6 AA	62
Phosphosite 18:	HSP90B1	P14625	Y539	KEKQDKIYFMAGSSR	62 / 8 AA	92
Phosphosite 19:	ZPBP2	Q6X784	Y43	TGQPDKIYVELHQNS	100 / 5 AA	39
Phosphosite 20:	KBTBD8	Q8NFY9	Y444	VEYKEKIYVLQGEFF	62 / 8 AA	69