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:	S75
P-Site Sequence:	DIDVLIDSLPSEEST
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	S75	DIDVLIDSLPSEEST	100 / 9 AA	16
Phosphosite 1:	SERPING1	P05155	S280	KISRLLDSLPSDTRL	75 / 8 AA	55
Phosphosite 2:	C7orf60	Q1RMZ1	S232	QLKNPIDSLPGELFH	85 / 7 AA	46
Phosphosite 3:	LONP2	Q86WA8	S177	KLRRLLDSLPREALP	75 / 8 AA	95
Phosphosite 4:	SGK223	Q86YV5	S231	GPGPLRESLPSEDDS	75 / 8 AA	150
Phosphosite 5:	PLEKHA5	Q9HAU0	S348	INSVKLNSLPSEYES	66 / 9 AA	127
Phosphosite 6:	RPS8	P62241	S106	NCIVLIDSTPYRQWY	85 / 7 AA	24
Phosphosite 7:	FAM135A	Q9P2D6	S842	SSLTSINSLPSDDEL	71 / 7 AA	170
Phosphosite 8:	SEC24C	P53992	S1038	KVRGLIDSLRAQRSR	62 / 8 AA	118
Phosphosite 9:	Leucine-rich repeat and death domain-containing protein LOC401387	A4D1F6	S317	LTGNLISSLPKEIRE	75 / 8 AA	98
Phosphosite 10:	SNAPC4	Q5SXM2	S45	ESDSEADSLPSEDLD	100 / 6 AA	159
Phosphosite 11:	ATP8A1	Q9Y2Q0	S534	PDSVIIDSLGQEERY	66 / 9 AA	131
Phosphosite 12:	HAUS6	Q7Z4H7	S569	KLEELIDSLGSNPFL	85 / 7 AA	109
Phosphosite 13:	CCDC38	Q502W7	S432	AQEILIDSLSKKITQ	71 / 7 AA	65
Phosphosite 14:	RNF169	Q8NCN4	S609	TNGVLVESLSEEPLP	55 / 9 AA	77
Phosphosite 15:	C14orf135	Q63HM2	S812	KSPEDIDSLNSETFN	85 / 7 AA	133
Phosphosite 16:	CEP68	Q76N32	S281	WACVLPDSLPPSPDR	75 / 8 AA	81
Phosphosite 17:	SLC12A9	Q9BXP2	S572	VTLGDLDSLPSDPVQ	71 / 7 AA	96
Phosphosite 18:	FAM131C	Q96AQ9	S197	ESIYLQDSLPSGPSQ	85 / 7 AA	30
Phosphosite 19:	TLN2	Q9Y4G6	S1229	SKKLLVDSLPPSTKP	62 / 8 AA	272
Phosphosite 20:	PSAPL1	Q6NUJ1	S452	YEPVLIESLKDMMDP	83 / 6 AA	57