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:	Y584
P-Site Sequence:	RDEVAQMYCLVKDWP
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	Y584	RDEVAQMYCLVKDWP	100 / 9 AA	124
Phosphosite 1:	SRP68	Q9UHB9	Y473	CFFIAQSYVLVKKWS	66 / 9 AA	71
Phosphosite 2:	PCNXL3	Q9H6A9	Y63	SLMVAGVYCLVVAVI	75 / 8 AA	222
Phosphosite 3:	RASAL1	O95294	Y29	VSGSSDPYCLVKVDD	62 / 8 AA	90
Phosphosite 4:	DTX4	Q9Y2E6	Y447	CGHVYHIYCLVAMYN	62 / 8 AA	67
Phosphosite 5:	USP28	Q96RU2	Y574	TQTIEQMYCDPLLRQ	66 / 6 AA	122
Phosphosite 6:	INCENP	Q9NQS7	S323	QVLAQKYSLVAKQES	71 / 7 AA	105
Phosphosite 7:	INCENP	Q9NQS7	Y322	PQVLAQKYSLVAKQE	62 / 8 AA	105
Phosphosite 8:	STS2	P57075	Y223	SHYILQKYCSVKPCT	55 / 9 AA	74
Phosphosite 9:	FKSG10	P57764	Y37	SSTGFQPYCLVVRKP	83 / 6 AA	53
Phosphosite 10:	FHAD1	B1AJZ9	S1066	EKMAQMSSLVEKKDR	71 / 7 AA	162
Phosphosite 11:	SIGIRR	Q6IA17	Y402	YSARTDFYCLVSKDD	57 / 7 AA	46
Phosphosite 12:	PDE5A	O76074	Y676	EHPLAQLYCHSIMEH	66 / 6 AA	100
Phosphosite 13:	KIF2C	Q99661	S192	VNSVRRKSCLVKEVE	55 / 9 AA	81
Phosphosite 14:	PSMA2	P25787	Y98	RKLAQQYYLVYQEPI	71 / 7 AA	26
Phosphosite 15:	PSMA2	P25787	Y97	ARKLAQQYYLVYQEP	62 / 8 AA	26
Phosphosite 16:	SYNGR2	O43760	Y58	AHESKQMYCVFNRNE	80 / 5 AA	25
Phosphosite 17:	Putative synaptogyrin-2 like protein	A8MWL6	Y58	THKSKQMYCVFNHNE	80 / 5 AA	25
Phosphosite 18:	LAMB4	A4D0S4	Y57	GLSRAQKYCILSYLE	57 / 7 AA	194
Phosphosite 19:	RASA4	O43374	Y29	ITGSSDPYCIVKVDN	50 / 8 AA	90
Phosphosite 20:	FAM131B	Q86XD5	Y196	SYVSQGMYCLGSSDA	100 / 4 AA	36