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:	S743
P-Site Sequence:	VSSLPSESSSGTNHS
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	S743	VSSLPSESSSGTNHS	100 / 9 AA	116
Phosphosite 1:	CDKL5	O76039	S744	SSLPSESSSGTNHSK	100 / 8 AA	116
Phosphosite 2:	Killin	B2CW77	S82	KFPLPSDSSGGKSSS	66 / 9 AA	20
Phosphosite 3:	KIAA0232	Q92628	S14	VVVDGLPSESSSSSY	100 / 7 AA	155
Phosphosite 4:	KIAA0232	Q92628	S16	VDGLPSESSSSSYPG	77 / 9 AA	155
Phosphosite 5:	CDKL5	O76039	S741	TRVSSLPSESSSGTN	100 / 7 AA	116
Phosphosite 6:	S100PBP	Q96BU1	S11	SRVPSEQSSGTSLLP	87 / 8 AA	46
Phosphosite 7:	CDKL5	O76039	S745	SLPSESSSGTNHSKR	100 / 7 AA	116
Phosphosite 8:	FLJ14262	Q9H7U1	S507	ELSPSDSSDGTYMWD	75 / 8 AA	94
Phosphosite 9:	Nav3	Q8IVL0	S1869	PTRPPSESSSSTSSS	87 / 8 AA	256
Phosphosite 10:	FBF1	Q8TES7	S132	KKSLPSPSSSGHQNR	87 / 8 AA	125
Phosphosite 11:	Nav3	Q8IVL0	S1870	TRPPSESSSSTSSSS	87 / 8 AA	256
Phosphosite 12:	FLJ14262	Q9H7U1	S506	FELSPSDSSDGTYMW	75 / 8 AA	94
Phosphosite 13:	CCDC125	Q86Z20	S387	RLLGMLPSENSSKRM	85 / 7 AA	59
Phosphosite 14:	NFIC	P08651	T274	LRRTLPSTSSSGSKR	87 / 8 AA	56
Phosphosite 15:	OR14J1	Q9UGF5	S262	FEFLRLPSDSSSTVD	85 / 7 AA	36
Phosphosite 16:	NFIC	P08651	S275	RRTLPSTSSSGSKRH	77 / 9 AA	56
Phosphosite 17:	LIN9	Q5TKA1	S11	LDQLPDESSSAKALV	66 / 9 AA	62
Phosphosite 18:	SYNJ1	O43426	S1298	RSSHSLPSEASSQPQ	85 / 7 AA	173
Phosphosite 19:	HCN1	O60741	S871	AAALPRESSSVLNTD	85 / 7 AA	99
Phosphosite 20:	SFRS4	Q08170	S458	KPNLPSESRSRSKSA	85 / 7 AA	57