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:	S429
P-Site Sequence:	VKLLYPVSKYQQDQV
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	S429	VKLLYPVSKYQQDQV	100 / 9 AA	84
Phosphosite 1:	PIK3R2	O00459	S426	TRLLYPVSKYQQDQI	100 / 9 AA	82
Phosphosite 2:	PIK3R3	Q92569	S161	VKLMYPVSRYQQDQL	77 / 9 AA	54
Phosphosite 3:	PIK3R1	P27986	Y431	LLYPVSKYQQDQVVK	100 / 7 AA	84
Phosphosite 4:	PIK3R2	O00459	Y428	LLYPVSKYQQDQIVK	100 / 7 AA	82
Phosphosite 5:	PIK3R3	Q92569	Y163	LMYPVSRYQQDQLVK	85 / 7 AA	54
Phosphosite 6:	SOCS7	O14512	S510	VQLLYPVSRFSNVKS	71 / 7 AA	54
Phosphosite 7:	PIK3R2	O00459	Y423	KLDTRLLYPVSKYQQ	100 / 6 AA	82
Phosphosite 8:	PIK3R1	P27986	Y426	KLDVKLLYPVSKYQQ	100 / 6 AA	84
Phosphosite 9:	ADCK2	Q7Z695	Y411	ESVPVSSYQQAGIPV	85 / 7 AA	69
Phosphosite 10:	ADCK2	Q7Z695	S410	EESVPVSSYQQAGIP	85 / 7 AA	69
Phosphosite 11:	ADCK2	Q7Z695	S409	YEESVPVSSYQQAGI	85 / 7 AA	69
Phosphosite 12:	CTSD	P07339	Y55	AKGPVSKYSQAVPAV	85 / 7 AA	45
Phosphosite 13:	CAPRIN1	Q14444	Y99	QLDAVSKYQEVTNNL	71 / 7 AA	78
Phosphosite 14:	FRYL	O94915	S1267	LPHLYSVSYYQLSEE	75 / 8 AA	340
Phosphosite 15:	CC2D2A	Q9P2K1	S1061	PVRKPAVSKFQQPSR	71 / 7 AA	186
Phosphosite 16:	SOCS7	O14512	Y507	PTPVQLLYPVSRFSN	83 / 6 AA	54
Phosphosite 17:	RFX7	Q2KHR2	S1089	GSTLYPVSNIPRSNV	55 / 9 AA	147
Phosphosite 18:	RFX7	Q2KHR2	Y1086	NLSGSTLYPVSNIPR	83 / 6 AA	147
Phosphosite 19:	MYO6	Q9UM54	S1044	SLDSYPVSKNDGTRP	71 / 7 AA	150
Phosphosite 20:	TBK1	Q9UHD2	Y647	IEEEVSKYQEYTNEL	83 / 6 AA	84