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:	CDKL5
Human P-Site:	S959
P-Site Sequence:	RALHRPISSPAPYPV
UniProt:	O76039
Intern. Prot. ID:	IPI00297671

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDKL5	O76039	S959	RALHRPISSPAPYPV	100 / 9 AA	116
Phosphosite 1:	FAM127A	O15255	S199	PSARPISSPPPETSC	87 / 8 AA	22
Phosphosite 2:	FAM127A	O15255	S198	SPSARPISSPPPETS	87 / 8 AA	22
Phosphosite 3:	ZC3HAV1	Q7Z2W4	S458	SSGHREISSPRIQDA	85 / 7 AA	101
Phosphosite 4:	AARS2	Q5JTZ9	S31	GLSHRPLSSEPPAAK	66 / 9 AA	107
Phosphosite 5:	ERAP2	Q6P179	S437	LNSSRPISKPAETPT	85 / 7 AA	110
Phosphosite 6:	ZNF835	Q9Y2P0	S88	RIPRTISSPAATQAS	75 / 8 AA	62
Phosphosite 7:	PHF16	Q92613	S8	MKRHRPVSSSDSSDE	55 / 9 AA	94
Phosphosite 8:	KIF26A	Q9ULI4	S950	GGRRPLPSPAPPPPQ	75 / 8 AA	190
Phosphosite 9:	GCN5-like 2	Q92830	S21	AQPRPLQSPAPAPTP	75 / 8 AA	94
Phosphosite 10:	SPATA1	Q5VX52	S152	GTIHRPISVTLFKEE	100 / 5 AA	50
Phosphosite 11:	ZZEF1	O43149	S2443	EEVERPVSSPGDPEQ	71 / 7 AA	331
Phosphosite 12:	ZNF592	Q92610	S146	NQFSPISSPEPEDPI	85 / 7 AA	138
Phosphosite 13:	ZNF592	Q92610	S145	FNQFSPISSPEPEDP	66 / 9 AA	138
Phosphosite 14:	ZNF835	Q9Y2P0	S87	SRIPRTISSPAATQA	85 / 7 AA	62
Phosphosite 15:	TNRC6A	Q8NDV7	S1942	SDPRGISSPSPINAF	75 / 8 AA	210
Phosphosite 16:	TAB2	Q9NYJ8	S288	SHVYMPISSPTTSQP	62 / 8 AA	76
Phosphosite 17:	PARP15	Q460N3	S217	SSTRPITSPLQEVHF	83 / 6 AA	73
Phosphosite 18:	FAM83C	Q9BQN1	S658	PNGLPISSPARTAGA	100 / 6 AA	81
Phosphosite 19:	SIN3B	O75182	S279	PSLLRPVSAPAKKKM	71 / 7 AA	133
Phosphosite 20:	FAM83C	Q9BQN1	S657	GPNGLPISSPARTAG	100 / 6 AA	81