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:	MEK1
Human P-Site:	S90
P-Site Sequence:	FKVSHKPSGLVMARK
UniProt:	Q02750
Intern. Prot. ID:	IPI00219604

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MEK1	Q02750	S90	FKVSHKPSGLVMARK	100 / 9 AA	43
Phosphosite 1:	MAP2K2	P36507	S94	TKVQHRPSGLIMARK	75 / 8 AA	44
Phosphosite 2:	TESK2	Q96S53	S80	FKVRHRASGQVMALK	62 / 8 AA	64
Phosphosite 3:	TESK1	Q15569	S79	YKVRHRQSGQVMVLK	55 / 9 AA	68
Phosphosite 4:	FIGN	Q5HY92	S96	SNYSDTPSGLVNGRK	75 / 8 AA	82
Phosphosite 5:	PGK2	P07205	S186	VNLPHKASGFLMKKE	62 / 8 AA	45
Phosphosite 6:	RBM21	Q9H6E5	S376	VKFCHRPSGLHGDVS	71 / 7 AA	94
Phosphosite 7:	GRIK3	Q13003	S716	AFMSSKPSALVKNNE	66 / 9 AA	104
Phosphosite 8:	Ankyrin repeat domain-containing protein 36C	Q5JPF3	S358	TVSSEKPSGLKATSD	85 / 7 AA	136
Phosphosite 9:	TLL1	O43897	S782	EQKIHSPSGLITSPN	71 / 7 AA	115
Phosphosite 10:	Peripherin	P41219	S6	__MSHHPSGLRAGFS	85 / 7 AA	54
Phosphosite 11:	GNAS	P84996	S143	LPRSPKPSGLQRLAP	85 / 7 AA	68
Phosphosite 12:	PARG	Q86W56	T692	RVTEKKPTGLVTFTR	83 / 6 AA	111
Phosphosite 13:	CCDC34	Q96HJ3	S353	SQPHKSSSLVIHKAR	62 / 8 AA	43
Phosphosite 14:	ZNF236	Q9UL36	S495	AKEFRKPSDLVRHIR	62 / 8 AA	204
Phosphosite 15:	LUZP4	Q9P127	S97	KKPSQKPSGFKSGQH	71 / 7 AA	36
Phosphosite 16:	C17orf85	Q53F19	S333	TSYKHRHSGLVNVPE	71 / 7 AA	71
Phosphosite 17:	HOXC9	P31274	S41	HPAAARPSGLVPDCS	83 / 6 AA	29
Phosphosite 18:	CENTB5	Q96P50	S267	EFDVDAPSGVVMEGY	83 / 6 AA	92
Phosphosite 19:	PDZD2	O15018	S930	TLGSHRASGLFHKQV	71 / 7 AA	302
Phosphosite 20:	piccolo	Q9Y6V0	S2426	PKPSSIPSGLVFTHR	66 / 9 AA	567