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:	S880
P-Site Sequence:	EIRIHPLSQASGGSS
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	S880	EIRIHPLSQASGGSS	100 / 9 AA	116
Phosphosite 1:	OTX1	P32242	S287	PHAHHPLSQSSGHHH	87 / 8 AA	37
Phosphosite 2:	GIDRP88	Q7Z5L2	S709	MVKIRPLSQATRAAK	75 / 8 AA	88
Phosphosite 3:	SH2D3A	Q9BRG2	S103	MTGRRPLSQATGAVV	75 / 8 AA	63
Phosphosite 4:	MTRR	Q9UBK8	S263	TRSVPPLSQASLNIP	75 / 8 AA	80
Phosphosite 5:	TBX18	O95935	S228	RVYIHPDSPASGETW	77 / 9 AA	65
Phosphosite 6:	SPEG	Q15772	S378	SRPQTPLSEASGRLS	85 / 7 AA	354
Phosphosite 7:	ABCA10	Q8WWZ4	S1484	VEDVHPLSRAFFKLE	71 / 7 AA	175
Phosphosite 8:	KIAA2018	Q68DE3	S447	GNTIQPLSQTPSSAV	55 / 9 AA	241
Phosphosite 9:	DOT1L	Q8TEK3	S1173	LKKERPLSQTNGAHY	62 / 8 AA	185
Phosphosite 10:	ATM	Q13315	S2761	TYKVVPLSQRSGVLE	66 / 9 AA	351
Phosphosite 11:	ABCA9	Q8IUA7	S1565	VEDVRPLSQAFFKLE	71 / 7 AA	184
Phosphosite 12:	GATSL1	A6NNH0	S180	RPVIHPLSSPSNRFC	66 / 9 AA	36
Phosphosite 13:	GATSL2	A6NHX0	S180	RPVIHPLSSPSNRFC	66 / 9 AA	36
Phosphosite 14:	PHF3	Q92576	S1873	QRMMGPLSQASRYIG	100 / 6 AA	229
Phosphosite 15:	POU2F2	P09086	S390	GAGTLPLSQASSSLS	85 / 7 AA	51
Phosphosite 16:	USP54	Q70EL1	S1348	DTAWHPLSQTGSADG	83 / 6 AA	187
Phosphosite 17:	GPRIN2	O60269	S22	SPRLQPLSQSSSSLL	55 / 9 AA	47
Phosphosite 18:	ANKIB1	Q9P2G1	S943	TLSSHPLSEARSDFC	83 / 6 AA	122
Phosphosite 19:	GPR101	Q96P66	S138	LSIIHPLSYPSKMTQ	75 / 8 AA	57
Phosphosite 20:	MEOX2	P50222	S23	AQGLHPFSQSSLALH	62 / 8 AA	34