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:	CLK4
Human P-Site:	S22
P-Site Sequence:	RESWGHESYRGSHKR
UniProt:	Q9HAZ1
Intern. Prot. ID:	IPI00180143

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CLK4	Q9HAZ1	S22	RESWGHESYRGSHKR	100 / 9 AA	57
Phosphosite 1:	TCF20	Q9UGU0	S960	PPSIKHESYRGNASP	85 / 7 AA	212
Phosphosite 2:	SCN10A	Q9Y5Y9	S532	VFPGDHESHRGSLLL	85 / 7 AA	221
Phosphosite 3:	XAF1	Q6GPH4	S103	SKLELHESYCGSRTE	85 / 7 AA	35
Phosphosite 4:	C10orf38	Q5VUB5	Y485	ESSGNDDYRGSYNTV	62 / 8 AA	98
Phosphosite 5:	XAF1	Q6GPH4	Y104	KLELHESYCGSRTEL	85 / 7 AA	35
Phosphosite 6:	CTR9	Q6PD62	S1134	SAESDHESERGSDNE	66 / 9 AA	134
Phosphosite 7:	TMEM63C	Q9P1W3	Y245	IKHFHEAYPGSVVTR	71 / 7 AA	93
Phosphosite 8:	ZNF638	Q14966	Y61	RFAGHESYQNMGPQR	83 / 6 AA	221
Phosphosite 9:	SON	P18583	Y956	YRLGHDPYRLTPDPY	66 / 6 AA	264
Phosphosite 10:	Cytohesin 4	Q9UIA0	S352	VVEGKHESYRISATS	85 / 7 AA	46
Phosphosite 11:	GPATCH8	Q9UKJ3	S1014	KRSWGHESPEERHSG	100 / 5 AA	164
Phosphosite 12:	SON	P18583	Y942	YRLGHDAYRLGQDPY	66 / 6 AA	264
Phosphosite 13:	KCNC2	Q96PR1	Y22	GGTRHETYRSTLKTL	57 / 7 AA	70
Phosphosite 14:	KCNC2	Q96PR1	T21	VGGTRHETYRSTLKT	57 / 7 AA	70
Phosphosite 15:	Kv3.3	Q14003	Y102	GGVRHETYRSTLRTL	57 / 7 AA	81
Phosphosite 16:	Kv3.3	Q14003	T101	VGGVRHETYRSTLRT	57 / 7 AA	81
Phosphosite 17:	Kv3.4	Q03721	Y50	GGTRHETYRSTLRTL	57 / 7 AA	64
Phosphosite 18:	Kv3.4	Q03721	T49	VGGTRHETYRSTLRT	57 / 7 AA	64
Phosphosite 19:	SON	P18583	Y935	YRLGHDPYRLGHDAY	66 / 6 AA	264
Phosphosite 20:	PEX11G	Q96HA9	S13	GLASALESYRGRDRL	62 / 8 AA	27