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:	T974
P-Site Sequence:	GAQECTKTREFERFQ
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	T974	GAQECTKTREFERFQ	100 / 9 AA	124
Phosphosite 1:	TP53BP1	Q12888	T492	LTVECSKTSEIEPKN	66 / 9 AA	214
Phosphosite 2:	RBM25	P49756	T472	EIRERKKTREYEKEA	66 / 9 AA	100
Phosphosite 3:	OR9G4	Q8NGQ1	T207	VKMSCTNTRVYEKVL	62 / 8 AA	36
Phosphosite 4:	RbBP2	P29375	S346	KCVAEECSKPREAFG	71 / 7 AA	192
Phosphosite 5:	THOC3	Q96J01	T48	LFRGHSKTREFLAHS	71 / 7 AA	39
Phosphosite 6:	MXRA5	Q9NR99	T370	LDFECPMTRENYEKL	71 / 7 AA	312
Phosphosite 7:	RBM25	P49756	Y475	ERKKTREYEKEAERE	83 / 6 AA	100
Phosphosite 8:	ABCC1	P33527	T268	WKKECAKTRKQPVKV	83 / 6 AA	172
Phosphosite 9:	ESF1	Q9H501	T206	PRIECSKTRREMQSV	83 / 6 AA	99
Phosphosite 10:	ESF1	Q9H501	S204	KSPRIECSKTRREMQ	83 / 6 AA	99
Phosphosite 11:	CBFB	Q13951	T150	FEEARRRTREFEDRD	83 / 6 AA	22
Phosphosite 12:	PARD3	Q8TEW0	T1067	QERIQAKTREFRERQ	83 / 6 AA	151
Phosphosite 13:	MTAP	Q13126	T148	AEPFCPKTREVLIET	83 / 6 AA	31
Phosphosite 14:	INSL6	Q9Y581	T128	GYSPLGKTREFSSSH	100 / 5 AA	25
Phosphosite 15:	C6orf60	Q8NB25	S650	ENLRQECSKLREELR	71 / 7 AA	133
Phosphosite 16:	ZNF749	O43361	S612	GEKPHECSKCRELFR	71 / 7 AA	81
Phosphosite 17:	TP53BP1	Q12888	S490	SSLTVECSKTSEIEP	71 / 7 AA	214
Phosphosite 18:	UAP1L1	Q3KQV9	T345	RGFLKAVTREFEPLL	100 / 5 AA	57
Phosphosite 19:	ASMTL	O95671	T277	AEAECHRTRETLPPF	71 / 7 AA	69
Phosphosite 20:	VWF	P04275	T791	EGLECTKTCQNYDLE	71 / 7 AA	309