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:	S741
P-Site Sequence:	TRVSSLPSESSSGTN
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	S741	TRVSSLPSESSSGTN	100 / 9 AA	116
Phosphosite 1:	SYNJ1	O43426	S1298	RSSHSLPSEASSQPQ	87 / 8 AA	173
Phosphosite 2:	CDKL5	O76039	S743	VSSLPSESSSGTNHS	100 / 7 AA	116
Phosphosite 3:	KIAA0232	Q92628	S14	VVVDGLPSESSSSSY	100 / 7 AA	155
Phosphosite 4:	KIAA0232	Q92628	S16	VDGLPSESSSSSYPG	100 / 7 AA	155
Phosphosite 5:	FHOD1	Q9Y613	S1101	PPGSSLPSDTSDEIM	75 / 8 AA	127
Phosphosite 6:	AFAP1L2	Q8N4X5	S274	QEVSGLPSEGASEGN	66 / 9 AA	91
Phosphosite 7:	STAU1	O95793	S44	STTSSLPSENAGRPI	66 / 9 AA	63
Phosphosite 8:	CCDC125	Q86Z20	S387	RLLGMLPSENSSKRM	85 / 7 AA	59
Phosphosite 9:	GPR158	Q5T848	T836	EESSSLPTESQEEET	85 / 7 AA	135
Phosphosite 10:	AP3D1	O14617	T762	RRHSSLPTESDEDIA	85 / 7 AA	130
Phosphosite 11:	DZIP3	Q86Y13	S642	KDGTSIPSESSTESL	66 / 9 AA	139
Phosphosite 12:	EIF2AK2	P19525	S200	LVTSTLASESSSEGD	77 / 9 AA	62
Phosphosite 13:	NPFFR1	Q9GZQ6	S385	PSDSGLPSESGPSSG	75 / 8 AA	48
Phosphosite 14:	DDR2	Q16832	S449	TVSLSLPSDSSMFNN	85 / 7 AA	97
Phosphosite 15:	CDKL5	O76039	S738	NVSTRVSSLPSESSS	100 / 6 AA	116
Phosphosite 16:	OR14J1	Q9UGF5	S262	FEFLRLPSDSSSTVD	85 / 7 AA	36
Phosphosite 17:	PDE4B	Q07343	S157	SRNSSLPSEQHGDDL	100 / 6 AA	83
Phosphosite 18:	C1orf65	Q8N715	S190	WSPSSVPSERSSVPS	77 / 9 AA	72
Phosphosite 19:	PJA2	O43164	S88	PLDQVDSSLPSEPIF	100 / 6 AA	78
Phosphosite 20:	STAU1	O95793	S41	SIPSTTSSLPSENAG	100 / 6 AA	63