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:	S449
P-Site Sequence:	GSCSPSLSPSSNRSS
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	S449	GSCSPSLSPSSNRSS	100 / 9 AA	51
Phosphosite 1:	ACTL7B	Q9Y614	S155	LVSDPPLSPSSNREK	87 / 8 AA	45
Phosphosite 2:	FOXF2	Q12947	T356	LKQPPALTPSSNPAA	75 / 8 AA	46
Phosphosite 3:	KIAA1462	Q9P266	S757	LKGHRSLSPSSNSAF	87 / 8 AA	148
Phosphosite 4:	POU2F1	P14859	S523	SSAVTSPSLSPSPSA	100 / 7 AA	76
Phosphosite 5:	CD2	P06729	S347	GAAENSLSPSSN___	100 / 7 AA	39
Phosphosite 6:	KIAA1462	Q9P266	S759	GHRSLSPSSNSAFSR	100 / 7 AA	148
Phosphosite 7:	RAR-alpha	P10276	S451	CSPSLSPSSNRSSPA	100 / 7 AA	51
Phosphosite 8:	MAP1B	P46821	S1258	VSPSKSPSLSPSPPS	100 / 7 AA	271
Phosphosite 9:	RAR-alpha	P10276	S447	PPGSCSPSLSPSSNR	100 / 7 AA	51
Phosphosite 10:	CXorf67	Q86X51	S447	PSRSPGLSPSSPSPE	87 / 8 AA	52
Phosphosite 11:	C17orf100	A8MU93	S54	RSEGPSLSPSGKRLP	66 / 9 AA	18
Phosphosite 12:	Elk-3	P41970	S247	SSRSPSLSPNSPLPS	87 / 8 AA	44
Phosphosite 13:	PHF21B	Q96EK2	S221	TPPSPSLSPSPLHGI	100 / 7 AA	57
Phosphosite 14:	POU2F1	P14859	S525	AVTSPSLSPSPSASA	100 / 7 AA	76
Phosphosite 15:	RARB	P10826	S439	AEHSPSISPSSVENS	87 / 8 AA	50
Phosphosite 16:	PCDHA1	Q9Y5I3	S777	MAFSPGLSPSLNTSE	77 / 9 AA	103
Phosphosite 17:	PHF21B	Q96EK2	S219	PLTPPSPSLSPSPLH	100 / 7 AA	57
Phosphosite 18:	MAP1B	P46821	S1260	PSKSPSLSPSPPSPL	100 / 7 AA	271
Phosphosite 19:	CMYA5	Q8N3K9	S755	PASEPSLSPSTTEKT	75 / 8 AA	449
Phosphosite 20:	SLCO5A1	Q9H2Y9	S51	ASCRPSLSPTSGDAN	75 / 8 AA	92