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:	Y408
P-Site Sequence:	VVELINHYRNESLAQ
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	Y408	VVELINHYRNESLAQ	100 / 9 AA	84
Phosphosite 1:	PIK3R2	O00459	Y405	VVDLINHYRHESLAQ	88 / 9 AA	82
Phosphosite 2:	PIK3R3	Q92569	Y140	VVELINHYHHESLAQ	77 / 9 AA	54
Phosphosite 3:	USP25	Q9UHP3	Y959	DEELISHYRRECLLK	66 / 9 AA	126
Phosphosite 4:	ZNF746	Q6NUN9	Y557	RSKLIDHYRTHTGVR	55 / 9 AA	69
Phosphosite 5:	Fbx4	Q9UKT5	Y88	QLGSTNHYWNETVRD	62 / 8 AA	44
Phosphosite 6:	ALKBH3	Q96Q83	Y181	NSLLCNLYRNEKDSV	75 / 8 AA	33
Phosphosite 7:	ZNF436	Q9C0F3	Y297	RSDLIKHYRVHTGER	83 / 6 AA	54
Phosphosite 8:	USP25	Q9UHP3	S957	GHDEELISHYRRECL	83 / 6 AA	126
Phosphosite 9:	ZKSCAN5	Q9Y2L8	Y736	SSDLIQHYRTHTAEK	55 / 9 AA	97
Phosphosite 10:	AMOTL1	Q8IY63	S720	DTTIINHSRNGSYGE	66 / 9 AA	107
Phosphosite 11:	TRMT2B	Q96GJ1	Y152	PSPVINGYRNKSTFS	66 / 9 AA	56
Phosphosite 12:	TGM2	P21980	Y315	NSNLLIEYFRNEFGE	62 / 8 AA	77
Phosphosite 13:	INHBA	P08476	Y376	HSTVINHYRMRGHSP	83 / 6 AA	47
Phosphosite 14:	ZNF227	Q86WZ6	Y343	STGLIIHYRTHTGEK	55 / 9 AA	92
Phosphosite 15:	POLR1A	O95602	Y872	FKEEVNHYSNEINKA	71 / 7 AA	195
Phosphosite 16:	ZNF565	Q8N9K5	Y494	GSQLIEHYRIHTG__	83 / 6 AA	58
Phosphosite 17:	POLR1A	O95602	S873	KEEVNHYSNEINKAC	71 / 7 AA	195
Phosphosite 18:	MCF2L2	Q86YR7	Y152	FTDIGIKYYRNEFKT	71 / 7 AA	118
Phosphosite 19:	SAP130	Q9H0E3	Y903	PITLLRHYRNPWKAA	55 / 9 AA	110
Phosphosite 20:	C6orf97	Q8IYT3	Y38	TREQLNHYRNVAQNA	83 / 6 AA	82