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:	Y203
P-Site Sequence:	PVIPAAVYSEMISLA
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	Y203	PVIPAAVYSEMISLA	100 / 9 AA	84
Phosphosite 1:	DMXL1	Q9Y485	Y702	FQDPSAVYSELILWR	77 / 9 AA	338
Phosphosite 2:	DMXL1	Q9Y485	S703	QDPSAVYSELILWRV	75 / 8 AA	338
Phosphosite 3:	FAM83A	Q86UY5	Y398	DGPPAAVYSNLGAYR	75 / 8 AA	47
Phosphosite 4:	FAM135A	Q9P2D6	Y1451	DKQSGQIYSEMIHNL	55 / 9 AA	170
Phosphosite 5:	C20orf7	Q5TEU4	Y286	MLAAAAVYREMYRNE	75 / 8 AA	39
Phosphosite 6:	FAM135B	Q49AJ0	Y1342	DRHTGPVYAEMINNL	62 / 8 AA	156
Phosphosite 7:	RHCG	Q9UBD6	Y435	NCFEDAVYWEMPEGN	83 / 6 AA	53
Phosphosite 8:	C12orf35	Q9HCM1	Y509	SVLPNPVYSEKRPMP	62 / 8 AA	195
Phosphosite 9:	MYO18A	Q92614	Y454	PRGAPAVYSEKVMHM	71 / 7 AA	233
Phosphosite 10:	TBC1D19	Q8N5T2	Y68	KKLQNAVYSELSVFP	83 / 6 AA	60
Phosphosite 11:	FER1L5	A0AVI2	Y779	RQGDTAVYAEMYENQ	71 / 7 AA	242
Phosphosite 12:	VPS13D	Q5THJ4	Y1336	LATKTAEYSEMVSLF	62 / 8 AA	492
Phosphosite 13:	CACNA1B	Q00975	S789	ASCEALYSEMDPEER	83 / 6 AA	262
Phosphosite 14:	VPS13D	Q5THJ4	S1337	ATKTAEYSEMVSLFE	62 / 8 AA	492
Phosphosite 15:	CACNA1B	Q00975	Y788	RASCEALYSEMDPEE	83 / 6 AA	262
Phosphosite 16:	MAGI2	Q86UL8	Y277	QPYPAPVYSQPEELK	71 / 7 AA	159
Phosphosite 17:	SHPK	Q9UHJ6	Y351	EVEESTVYSRMIQAA	62 / 8 AA	51
Phosphosite 18:	H1F0	P07305	Y28	KSTDHPKYSDMIVAA	80 / 5 AA	21
Phosphosite 19:	H1F0	P07305	S29	STDHPKYSDMIVAAI	80 / 5 AA	21
Phosphosite 20:	KIAA1486	Q9P242	Y268	DDQSEAVYEEMKYPI	62 / 8 AA	71