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:	Y426
P-Site Sequence:	KLDVKLLYPVSKYQQ
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	Y426	KLDVKLLYPVSKYQQ	100 / 9 AA	84
Phosphosite 1:	PIK3R3	Q92569	Y158	KLDVKLMYPVSRYQQ	77 / 9 AA	54
Phosphosite 2:	SOCS7	O14512	Y507	PTPVQLLYPVSRFSN	77 / 9 AA	54
Phosphosite 3:	PIK3R2	O00459	Y423	KLDTRLLYPVSKYQQ	77 / 9 AA	82
Phosphosite 4:	RASA1	P20936	Y270	LKGEKLLYPVAPPEP	85 / 7 AA	116
Phosphosite 5:	LOC375337	Q8N9V7	Y1248	NYIVKLLYQVQASKQ	85 / 7 AA	191
Phosphosite 6:	EPHX1	P07099	Y283	ERDVELLYPVKEKVF	85 / 7 AA	53
Phosphosite 7:	JMY	Q8N9B5	Y482	ERMEKLQYAVSKETL	75 / 8 AA	111
Phosphosite 8:	PIK3R1	P27986	S429	VKLLYPVSKYQQDQV	100 / 6 AA	84
Phosphosite 9:	PIK3R2	O00459	S426	TRLLYPVSKYQQDQI	100 / 6 AA	82
Phosphosite 10:	KIAA1553	Q5T5X7	Y622	RHYVQLLYPRAKNDR	66 / 9 AA	94
Phosphosite 11:	CLPTM1L	Q96KA5	Y513	YLYQRWLYPVDKRRV	62 / 8 AA	62
Phosphosite 12:	GTF3C4	Q9UKN8	Y62	EPAVKLQYAVSGLEP	75 / 8 AA	92
Phosphosite 13:	NUT	Q86Y26	Y1067	KGPSKLPYPVAKSGK	75 / 8 AA	120
Phosphosite 14:	ZNF300	Q96RE9	Y49	SHLVSMGYPVSKPDV	66 / 9 AA	69
Phosphosite 15:	Putative KRAB domain-containing protein LOC134466	Q17R26	Y49	SHLVSMGYPVSKPDV	66 / 9 AA	16
Phosphosite 16:	liprin alpha 4	O75335	S197	KHRRKLLSPVSREEN	75 / 8 AA	78
Phosphosite 17:	SOCS7	O14512	S510	VQLLYPVSRFSNVKS	83 / 6 AA	54
Phosphosite 18:	DSCR1	P53805	Y188	VINYDLLYAISKLGP	71 / 7 AA	28
Phosphosite 19:	RFX7	Q2KHR2	Y1086	NLSGSTLYPVSNIPR	83 / 6 AA	147
Phosphosite 20:	SHE	Q5VZ18	Y488	AEHMTLLYPVHSKLH	71 / 7 AA	54