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:	S663
P-Site Sequence:	EMTVARSSVKETSRE
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	S663	EMTVARSSVKETSRE	100 / 9 AA	116
Phosphosite 1:	KNL2	Q6P0N0	S838	KQKKARPSVKETLQK	87 / 8 AA	129
Phosphosite 2:	MLC1	Q15049	S357	LAGEVARSPLKEFDK	75 / 8 AA	41
Phosphosite 3:	DKFZp779A1753	P27816	S495	PAKDVAPSTVKEVGL	75 / 8 AA	51
Phosphosite 4:	CNR2	P34972	S336	KEEAPRSSVTETEAD	75 / 8 AA	40
Phosphosite 5:	DKFZp779A1753	P27816	T496	AKDVAPSTVKEVGLL	75 / 8 AA	51
Phosphosite 6:	CXXC1	Q9P0U4	T265	EGAVASSTVKEPPEA	75 / 8 AA	76
Phosphosite 7:	CNR2	P34972	T338	EAPRSSVTETEADGK	85 / 7 AA	40
Phosphosite 8:	ERP29	P30040	S190	QGQDNLSSVKETQKK	100 / 6 AA	29
Phosphosite 9:	BRWD3	Q6RI45	T1374	DTPVDFSTVKETLEA	66 / 9 AA	204
Phosphosite 10:	C12orf63	Q6ZTY8	S1113	PPLRRSSSVKETSAN	100 / 6 AA	136
Phosphosite 11:	CCDC55	Q9H0G5	S207	CSFREARSGIKEEKS	71 / 7 AA	66
Phosphosite 12:	SIPA1L1	O43166	S1442	VVFTSARSSPKEELH	85 / 7 AA	200
Phosphosite 13:	SIPA1L1	O43166	S1443	VFTSARSSPKEELHP	85 / 7 AA	200
Phosphosite 14:	TRIM26	Q12899	S445	MVGVARDSVKRKGDL	85 / 7 AA	62
Phosphosite 15:	ITIH2	P19823	S131	DGKTFRSSIKEKTVG	83 / 6 AA	106
Phosphosite 16:	CDK12	Q9NYV4	S170	KAQVAKSSSKESRSS	66 / 9 AA	164
Phosphosite 17:	ARHGAP25	P42331	S379	KAPVARSSVGWDATE	100 / 6 AA	73
Phosphosite 18:	ARHGAP25	P42331	S378	KKAPVARSSVGWDAT	100 / 6 AA	73
Phosphosite 19:	ZNF613	Q6PF04	S607	SQPVARSSVSADSRI	100 / 6 AA	70
Phosphosite 20:	ZNF613	Q6PF04	S606	VSQPVARSSVSADSR	100 / 6 AA	70