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:	POLR2A
Human P-Site:	S1955
P-Site Sequence:	SPTSPTYSLTSPAIS
UniProt:	P24928
Intern. Prot. ID:	IPI00783837

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	POLR2A	P24928	S1955	SPTSPTYSLTSPAIS	100 / 9 AA	217
Phosphosite 1:	POLR2A	P24928	Y1954	YSPTSPTYSLTSPAI	100 / 8 AA	217
Phosphosite 2:	C3orf56	Q8N813	S139	MKFPPTYSLASPTLG	87 / 8 AA	26
Phosphosite 3:	POLR2A	P24928	T1957	TSPTYSLTSPAISPD	100 / 7 AA	217
Phosphosite 4:	POLR2A	P24928	S1931	SPTSPTYSPTSPKGS	88 / 9 AA	217
Phosphosite 5:	POLR2A	P24928	S1917	SPTSPTYSPTSPKYS	88 / 9 AA	217
Phosphosite 6:	POLR2A	P24928	S1896	SPTSPTYSPTSPVYT	88 / 9 AA	217
Phosphosite 7:	SLY	O75995	S117	SPTSPDYSLDSPGPE	77 / 9 AA	42
Phosphosite 8:	ZNF813	Q6ZN06	S285	KTFSQTYSLTCHRRL	66 / 9 AA	72
Phosphosite 9:	IRS2	Q9Y4H2	S577	GLRKRTYSLTTPARQ	75 / 8 AA	137
Phosphosite 10:	IRS2	Q9Y4H2	T579	RKRTYSLTTPARQRP	85 / 7 AA	137
Phosphosite 11:	POLR2A	P24928	S1882	SPTSPTYSPTTPKYS	77 / 9 AA	217
Phosphosite 12:	C3orf56	Q8N813	Y138	PMKFPPTYSLASPTL	85 / 7 AA	26
Phosphosite 13:	POLR2A	P24928	S1958	SPTYSLTSPAISPDD	100 / 6 AA	217
Phosphosite 14:	POLR2A	P24928	S1833	SPSSPSYSPTSPKYT	77 / 9 AA	217
Phosphosite 15:	POLR2A	P24928	S1784	TPTSPNYSPTSPSYS	77 / 9 AA	217
Phosphosite 16:	POLR2A	P24928	S1770	SPTSPSYSPTSPNYT	77 / 9 AA	217
Phosphosite 17:	POLR2A	P24928	S1763	TPTSPSYSPTSPSYS	77 / 9 AA	217
Phosphosite 18:	POLR2A	P24928	S1749	SPTSPNYSPTSPNYT	77 / 9 AA	217
Phosphosite 19:	POLR2A	P24928	S1637	SPTSPNYSPTSPSYS	77 / 9 AA	217
Phosphosite 20:	POLR2A	P24928	S1630	SPTSPSYSPTSPNYS	77 / 9 AA	217