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:	MED21
Human P-Site:	S128
P-Site Sequence:	ALADIAQSQLKTRSG
UniProt:	Q13503
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MED21	Q13503	S128	ALADIAQSQLKTRSG	100 / 9 AA	16
Phosphosite 1:	CCDC150	Q8NCX0	S291	EELEIATSQLKSDLT	66 / 9 AA	129
Phosphosite 2:	SDCCAG8	Q86SQ7	S241	EKCEIEESQLKFLRN	62 / 8 AA	83
Phosphosite 3:	IFT74	Q96LB3	S268	LEAEIAHSQVKQEAV	62 / 8 AA	69
Phosphosite 4:	ZFP112	Q9UJU3	S316	REDDIENSHLKSYQR	55 / 9 AA	106
Phosphosite 5:	GINS3	Q9BRX5	S137	ENADISQSLLQTFIG	66 / 9 AA	25
Phosphosite 6:	DDX50	Q9BQ39	S425	LHGDIAQSQREITLK	100 / 6 AA	83
Phosphosite 7:	MYH4	Q9Y623	S1919	ERADIAESQVNKLRV	62 / 8 AA	223
Phosphosite 8:	MYH13	Q9UKX3	S1919	ERADIAESQVNKLRA	62 / 8 AA	224
Phosphosite 9:	MYH2	Q9UKX2	S1921	ERADIAESQVNKLRV	62 / 8 AA	223
Phosphosite 10:	MYH8	P13535	S1918	ERADIAESQVNKLRV	62 / 8 AA	223
Phosphosite 11:	MYH6	P13533	S1917	ERADIAESQVNKLRA	62 / 8 AA	224
Phosphosite 12:	MYH7	P12883	S1915	ERADIAESQVNKLRA	62 / 8 AA	223
Phosphosite 13:	MYH1	P12882	S1919	ERADIAESQVNKLRV	62 / 8 AA	223
Phosphosite 14:	MYH3	P11055	S1916	ERADIAESQVNKLRA	62 / 8 AA	224
Phosphosite 15:	C17orf47	Q8NEP4	S440	PEVETPQSQLTTPDF	55 / 9 AA	63
Phosphosite 16:	STAG2	Q8N3U4	S653	IFNRVDISRSQLIDE	71 / 7 AA	146
Phosphosite 17:	CHD9	Q3L8U1	T454	RPSDMAQTQLQSQAR	55 / 9 AA	326
Phosphosite 18:	EIF3K	Q9UBQ5	S168	MLGDLSDSQLKVWMS	55 / 9 AA	25
Phosphosite 19:	IFI16	Q16666	S575	SIEDSAQSDLKEVMV	75 / 8 AA	88
Phosphosite 20:	SCN8A	Q9UQD0	S32	IERRIAESKLKKPPK	71 / 7 AA	225