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:	PIK3R1
Human P-Site:	T645
P-Site Sequence:	LRGKRDGTFLVRESS
UniProt:	P27986
Intern. Prot. ID:	IPI00021448

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3R1	P27986	T645	LRGKRDGTFLVRESS	100 / 9 AA	84
Phosphosite 1:	PIK3R2	O00459	T643	LSGKRDGTFLIRESS	88 / 9 AA	82
Phosphosite 2:	LCP2	Q13094	T444	RKINQDGTFLVRDSS	77 / 9 AA	60
Phosphosite 3:	SOCS7	O14512	S421	LKGKPDGSFLVRDSS	77 / 9 AA	54
Phosphosite 4:	PIK3R3	Q92569	T86	LRDMPDGTFLVRDAS	77 / 9 AA	54
Phosphosite 5:	INPPL1	O15357	S43	ARAGRDGSFLVRDSE	87 / 8 AA	139
Phosphosite 6:	PLCG2	P16885	T560	ETGGKDGTFLVRESE	87 / 8 AA	148
Phosphosite 7:	STAT5B	P51692	T614	LINKPDGTFLLRFSD	77 / 9 AA	90
Phosphosite 8:	STAT5A	P42229	T614	LINKPDGTFLLRFSD	77 / 9 AA	91
Phosphosite 9:	VAV1	P15498	T692	LANRSDGTFLVRQRV	77 / 9 AA	98
Phosphosite 10:	PIK3R2	O00459	T351	LRDTPDGTFLVRDAS	77 / 9 AA	82
Phosphosite 11:	PIK3R1	P27986	T354	LRDTADGTFLVRDAS	100 / 7 AA	84
Phosphosite 12:	CISH	Q9NSE2	T103	LQKMPEGTFLVRDST	66 / 9 AA	29
Phosphosite 13:	MIST	Q7Z7G1	S331	MKENKDGSFLVRDCS	66 / 9 AA	50
Phosphosite 14:	SOCS4	Q8WXH5	T307	LEGKPEGTFLLRDSA	66 / 9 AA	51
Phosphosite 15:	SOCS5	O75159	T402	LEGKPEGTFLLRDSA	66 / 9 AA	61
Phosphosite 16:	SHIP	Q92835	S27	SRTGKDGSFLVRASE	75 / 8 AA	133
Phosphosite 17:	PLCG1	P19174	S582	ETGAPDGSFLVRESE	75 / 8 AA	149
Phosphosite 18:	BLNK	Q8WV28	S368	HRSNKDGSFLIRKSS	55 / 9 AA	50
Phosphosite 19:	SOCS6	O14544	S405	LANVPDGSFLVRDSS	75 / 8 AA	60
Phosphosite 20:	SOCS2	O14508	T69	LKEAPEGTFLIRDSS	62 / 8 AA	22