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:	S280
P-Site Sequence:	FRFSAASSDNTENLI
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	S280	FRFSAASSDNTENLI	100 / 9 AA	84
Phosphosite 1:	PIK3R1	P27986	S279	LFRFSAASSDNTENL	100 / 8 AA	84
Phosphosite 2:	YAF2	Q8IY57	S155	HSQSGSSSDNTERGM	77 / 9 AA	20
Phosphosite 3:	ZFHX4	Q86UP3	S3462	TSQSAASSNNTYPHL	87 / 8 AA	394
Phosphosite 4:	STARD9	Q9P2P6	S1813	QSCCGASSDSTESGK	66 / 9 AA	507
Phosphosite 5:	YAF2	Q8IY57	T158	SGSSSDNTERGMSRS	100 / 6 AA	20
Phosphosite 6:	PIK3R1	P27986	T283	SAASSDNTENLIKVI	100 / 6 AA	84
Phosphosite 7:	CYB5R4	Q7L1T6	S102	ELMRAAGSDGTELFD	75 / 8 AA	59
Phosphosite 8:	BCL7A	Q4VC05	S125	EPNSAVPSDGTEAKV	66 / 9 AA	23
Phosphosite 9:	CCDC95	Q8NBZ0	S76	DSDATASSDNSETEG	85 / 7 AA	26
Phosphosite 10:	STARD9	Q9P2P6	S1815	CCGASSDSTESGKSL	85 / 7 AA	507
Phosphosite 11:	COPG	Q9Y678	S187	EAQEAASSDNIMVQY	85 / 7 AA	98
Phosphosite 12:	COPG2	Q9UBF2	S187	EAQEAASSDNIMVQY	85 / 7 AA	98
Phosphosite 13:	ZFHX4	Q86UP3	S530	SSSSATVSDDTEKKK	66 / 9 AA	394
Phosphosite 14:	ANLN	Q9NQW6	S72	SPSKKRCSDNTEVEV	83 / 6 AA	124
Phosphosite 15:	ANLN	Q9NQW6	T75	KKRCSDNTEVEVSNL	83 / 6 AA	124
Phosphosite 16:	SV2A	Q7L0J3	S81	EEEGGASSDATEGHD	66 / 9 AA	83
Phosphosite 17:	OPHN1	O60890	S475	ELVSAAKSDNLDYRL	66 / 9 AA	92
Phosphosite 18:	KIF11	P52732	S860	QCCEASSSDITEKSD	75 / 8 AA	119
Phosphosite 19:	PARD6B	Q9BYG5	S349	LAAIASSSNTEFETH	85 / 7 AA	41
Phosphosite 20:	GAL	P22466	S117	DLPAAASSEDIERS_	62 / 8 AA	13