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:	RAR-alpha
Human P-Site:	S456
P-Site Sequence:	SPSSNRSSPATHSP_
UniProt:	P10276
Intern. Prot. ID:	IPI00020071

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RAR-alpha	P10276	S456	SPSSNRSSPATHSP_	100 / 9 AA	51
Phosphosite 1:	RAR-alpha	P10276	S455	LSPSSNRSSPATHSP	100 / 8 AA	51
Phosphosite 2:	SCRN1	Q12765	S288	VLPQNRSSPCIHYFT	75 / 8 AA	46
Phosphosite 3:	SRRM2	Q9UQ35	S1869	KRSRSRASPATHRRS	75 / 8 AA	300
Phosphosite 4:	TANC2	Q9HCD6	S1619	IVRSNQPSPAVHSST	66 / 9 AA	220
Phosphosite 5:	APBB2	Q92870	S31	TDVTNRNSPATPPNT	75 / 8 AA	83
Phosphosite 6:	PARD3	Q8TEW0	T1147	PVDSNRSTPSNHDRI	66 / 9 AA	151
Phosphosite 7:	Plasminogen	P00747	S138	SPHRPRFSPATHPSE	85 / 7 AA	91
Phosphosite 8:	RFX2	P48378	S171	LAHTSRSSPATLEMA	75 / 8 AA	80
Phosphosite 9:	HECTD2	Q5U5R9	S78	EAAENRSSPAHLVFP	100 / 6 AA	88
Phosphosite 10:	NCRNA00114	Q6XXX2	S55	HSPRAVSSPATHSLP	100 / 6 AA	16
Phosphosite 11:	ZNF570	Q96NI8	S344	KAFSNRSSIAQHQRV	77 / 9 AA	62
Phosphosite 12:	RFX2	P48378	S170	SLAHTSRSSPATLEM	75 / 8 AA	80
Phosphosite 13:	GRAMD1B	Q3KR37	T17	ASNSNRSTPACSPIL	85 / 7 AA	85
Phosphosite 14:	Nav3	Q8IVL0	S1190	KIGSGRSSPVTVNQT	75 / 8 AA	256
Phosphosite 15:	SHPRH	Q149N8	S324	QQECFRSSPATESAL	100 / 6 AA	193
Phosphosite 16:	SHPRH	Q149N8	S323	LQQECFRSSPATESA	100 / 6 AA	193
Phosphosite 17:	ZNF507	Q8TCN5	S74	GKKRPRSSAATHSLE	85 / 7 AA	106
Phosphosite 18:	TP53BP1	Q12888	S1635	KRRSNVSSPATPTAS	87 / 8 AA	214
Phosphosite 19:	PRR5	P85299	S310	PTGTFRSSPAPHSGP	85 / 7 AA	43
Phosphosite 20:	KHDRBS1	Q07666	S58	SRGGARASPATQPPP	71 / 7 AA	48