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:	S255
P-Site Sequence:	FKLSQTSSKNLLNAR
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	S255	FKLSQTSSKNLLNAR	100 / 9 AA	84
Phosphosite 1:	CCDC136	Q96JN2	S783	YTSTQTSSKSFLKSY	66 / 9 AA	134
Phosphosite 2:	PEX5L	Q8IYB4	S205	SSSSRTGSKELLWSS	66 / 9 AA	70
Phosphosite 3:	HHIPL2	Q6UWX4	S675	KLASPTSSKNTLRGP	77 / 9 AA	81
Phosphosite 4:	PLCB3	Q01970	S37	KWDEETSSRNLVTLR	62 / 8 AA	139
Phosphosite 5:	C1orf9	Q9UBS9	S491	NTGEDKSSKNLLGSA	75 / 8 AA	139
Phosphosite 6:	PLCB3	Q01970	S36	IKWDEETSSRNLVTL	71 / 7 AA	139
Phosphosite 7:	CMYA5	Q8N3K9	S1431	ASPIETSSKHLAWSE	71 / 7 AA	449
Phosphosite 8:	DNAH7	Q8WXX0	S1900	SGTEQTSSKALTVPF	85 / 7 AA	461
Phosphosite 9:	GAD1	Q99259	S73	AFKERQSSKNLLSCE	100 / 6 AA	67
Phosphosite 10:	VWA3B	Q502W6	S746	VDSTQTSSLNMLKGP	66 / 9 AA	146
Phosphosite 11:	KRT4	P19013	S195	QQTTTTSSKNLEPLF	100 / 6 AA	57
Phosphosite 12:	WHSC1	O96028	T587	SLKSQAATKNLSDAC	62 / 8 AA	152
Phosphosite 13:	EML6	Q6ZMW3	S950	RSALSTSSKGLLLED	85 / 7 AA	217
Phosphosite 14:	NPAT	Q14207	S1385	RERNSRPSSKNLTNS	75 / 8 AA	154
Phosphosite 15:	TMEM69	Q5SWH9	S13	QKFSQASSKILKYSF	75 / 8 AA	28
Phosphosite 16:	NPAT	Q14207	S1386	ERNSRPSSKNLTNSS	75 / 8 AA	154
Phosphosite 17:	TACC1	O75410	S382	GPLSQTSSKPDPSQW	100 / 6 AA	88
Phosphosite 18:	ADCY9	O60503	T1049	EQLKVSQTYSKNHDS	85 / 7 AA	151
Phosphosite 19:	ADCY9	O60503	S1051	LKVSQTYSKNHDSGG	85 / 7 AA	151
Phosphosite 20:	TACC1	O75410	S381	DGPLSQTSSKPDPSQ	100 / 6 AA	88