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:	PIK3R4
Human P-Site:	S813
P-Site Sequence:	DQSHLHDSSQKGVID
UniProt:	Q99570
Intern. Prot. ID:	IPI00024006

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3R4	Q99570	S813	DQSHLHDSSQKGVID	100 / 9 AA	153
Phosphosite 1:	PIK3R4	Q99570	S814	QSHLHDSSQKGVIDL	100 / 8 AA	153
Phosphosite 2:	CYP26A1	O43174	S131	CLSNLHDSSHKQRKK	75 / 8 AA	56
Phosphosite 3:	Separase	Q14674	T1333	APLSLNNTSQKGLEG	62 / 8 AA	233
Phosphosite 4:	Separase	Q14674	S1334	PLSLNNTSQKGLEGR	62 / 8 AA	233
Phosphosite 5:	EMR4P	Q86SQ3	S48	GRTYFHDSSEKCEDI	62 / 8 AA	51
Phosphosite 6:	CYP26A1	O43174	S132	LSNLHDSSHKQRKKV	85 / 7 AA	56
Phosphosite 7:	NOS2	P35228	S1000	WQQRLHDSQHKGVRG	66 / 9 AA	131
Phosphosite 8:	JMY	Q8N9B5	S865	PSAHLFDSSQLVSAR	85 / 7 AA	111
Phosphosite 9:	HCN4	Q9Y3Q4	S125	SHGHLHDSAEERRLI	71 / 7 AA	129
Phosphosite 10:	UHRF1BP1	Q6BDS2	S573	IYKLEDSSQKDEHLD	75 / 8 AA	159
Phosphosite 11:	IL33	O95760	S112	TRALHDSSITGISPI	75 / 8 AA	31
Phosphosite 12:	IL33	O95760	S111	YTRALHDSSITGISP	75 / 8 AA	31
Phosphosite 13:	UHRF1BP1	Q6BDS2	S572	AIYKLEDSSQKDEHL	75 / 8 AA	159
Phosphosite 14:	ZNF669	Q96BR6	S109	EEWALLDSSQKNLYR	85 / 7 AA	53
Phosphosite 15:	ZNF669	Q96BR6	S110	EWALLDSSQKNLYRE	85 / 7 AA	53
Phosphosite 16:	ZNF14	P17017	S23	EEWALLDSSQKKLYE	85 / 7 AA	75
Phosphosite 17:	CLRN3	Q8NCR9	S84	VLEILNNSSQKTLHS	71 / 7 AA	25
Phosphosite 18:	ZNF14	P17017	S24	EWALLDSSQKKLYED	85 / 7 AA	75
Phosphosite 19:	CENPQ	Q7L2Z9	S248	DLDILHNSSQMKSMS	71 / 7 AA	31
Phosphosite 20:	CLRN3	Q8NCR9	S85	LEILNNSSQKTLHSV	71 / 7 AA	25