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:	S337
P-Site Sequence:	GKSTALQSHHRSNSK
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	S337	GKSTALQSHHRSNSK	100 / 9 AA	116
Phosphosite 1:	RAPGEF2	Q9Y4G8	S592	SNPDLLQSHHRILDF	100 / 6 AA	167
Phosphosite 2:	ZNF227	Q86WZ6	S649	SQSSGLQSHQRVHTG	62 / 8 AA	92
Phosphosite 3:	ATMIN	O43313	S207	ASRTALQSHIYRTGH	100 / 6 AA	88
Phosphosite 4:	ZFHX4	Q86UP3	S2647	KAKSALESHIRSRHW	66 / 9 AA	394
Phosphosite 5:	Putative endonuclease FLJ39025	Q8N8Q3	S199	VLGMALRSHDRSTRP	75 / 8 AA	31
Phosphosite 6:	Leucine-rich repeat-containing protein ENSP00000371558	A6NJI9	S27	ASETALQSSRRAVED	66 / 9 AA	34
Phosphosite 7:	Irx2	Q9BZI1	Y443	AHPLESHYRSPGGGY	71 / 7 AA	49
Phosphosite 8:	Irx2	Q9BZI1	S441	AGAHPLESHYRSPGG	62 / 8 AA	49
Phosphosite 9:	PCSK9	Q8NBP7	S191	LLDTSIQSDHREIEG	62 / 8 AA	74
Phosphosite 10:	MSL3L1	Q8N5Y2	S347	AEPEALQSLRRSTRH	75 / 8 AA	60
Phosphosite 11:	TTC25	Q96NG3	S342	QMEAALQSHRKDLEI	62 / 8 AA	77
Phosphosite 12:	MSK1	O75582	S624	SGQVPFQSHDRSLTC	55 / 9 AA	90
Phosphosite 13:	ZNF362	Q5T0B9	S330	TQLSNLQSHQRQHNK	62 / 8 AA	46
Phosphosite 14:	SPHK1IP	Q2M3C7	S298	TKNTALQSLDPSAKP	66 / 9 AA	186
Phosphosite 15:	C15orf21	Q86SG4	S108	NLLLQSHSRSPERPL	85 / 7 AA	20
Phosphosite 16:	ZNF226	Q9NYT6	S744	SRSSQLQSHQRVHTG	83 / 6 AA	92
Phosphosite 17:	PHRF1	Q9P1Y6	S471	LSRSALQSHQPVARP	62 / 8 AA	179
Phosphosite 18:	QSOX1	O00391	S156	RLIDALESHHDTWPP	83 / 6 AA	83
Phosphosite 19:	ZNF443	Q9Y2A4	S382	DCPSSLQSHERTHTG	55 / 9 AA	78
Phosphosite 20:	ZNF442	Q9H7R0	S366	DCPSSLQSHERTHTG	55 / 9 AA	73