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:	S83
P-Site Sequence:	YIGRKKISPPTPKPR
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	S83	YIGRKKISPPTPKPR	100 / 9 AA	84
Phosphosite 1:	UTP23	Q9BRU9	S200	RKKRKKISGPNPLSC	77 / 9 AA	28
Phosphosite 2:	CCDC66	A2RUB6	S112	LHIQKEISPATPNMQ	66 / 9 AA	109
Phosphosite 3:	ZNF165	P49910	S153	EIFQKKVSPPGPALN	66 / 9 AA	56
Phosphosite 4:	RP1L1	Q8IWN7	S1748	ACVRKKVSPMSPKAT	66 / 9 AA	261
Phosphosite 5:	SLC16A10	Q8TF71	S277	LFSRKKFSPPKKIFN	85 / 7 AA	55
Phosphosite 6:	MCM3AP	O60318	S508	FWHRKKISPNKKPFS	100 / 6 AA	218
Phosphosite 7:	C10orf122	Q5VZQ5	S96	GLGRKKISPDKRQHV	100 / 6 AA	22
Phosphosite 8:	BTN1A1	Q13410	S71	RWFRKKVSPAVLVHR	62 / 8 AA	59
Phosphosite 9:	PRPF3	O43395	S164	KKQLSFISPPTPQPK	100 / 6 AA	78
Phosphosite 10:	PAK5	Q9P286	S104	SNSLRKESPPTPDQG	75 / 8 AA	81
Phosphosite 11:	PRPF3	O43395	T167	LSFISPPTPQPKTPS	100 / 6 AA	78
Phosphosite 12:	PIK3R1	P27986	T86	RKKISPPTPKPRPPR	100 / 6 AA	84
Phosphosite 13:	KLF3	P57682	S108	SPPIKKYSPPSPGVQ	75 / 8 AA	39
Phosphosite 14:	DMPK2	Q6DT37	S1438	FVRSKLISPPTNFNH	85 / 7 AA	173
Phosphosite 15:	MYST1	Q9H7Z6	S42	APSPGRVSPPTPARG	71 / 7 AA	52
Phosphosite 16:	SFRS16	Q8N2M8	S285	RLRGRKISPPSYARR	71 / 7 AA	77
Phosphosite 17:	HIVEP1	P15822	S687	ESADQTVSPPTPFAR	62 / 8 AA	297
Phosphosite 18:	SFMBT2	Q5VUG0	S672	YGKRKKISKPPIGES	85 / 7 AA	101
Phosphosite 19:	CAMTA1	Q9Y6Y1	S1301	RDFSRELSPPTPETA	62 / 8 AA	184
Phosphosite 20:	C8orf34	Q49A92	S108	DLAVSNISPPSPDSK	71 / 7 AA	50