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:	CLK1
Human P-Site:	S27
P-Site Sequence:	GKWRSSSSHKRRKRS
UniProt:	P49759
Intern. Prot. ID:	IPI00028061

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CLK1	P49759	S27	GKWRSSSSHKRRKRS	100 / 9 AA	57
Phosphosite 1:	R3HDM2	Q9Y2K5	S291	KEAFSSSSHKRRQIF	100 / 8 AA	107
Phosphosite 2:	CLK1	P49759	S26	YGKWRSSSSHKRRKR	100 / 8 AA	57
Phosphosite 3:	LRRC7	Q96NW7	S804	SKSRSTSSHGRRPLI	77 / 9 AA	173
Phosphosite 4:	R3HDM2	Q9Y2K5	S290	SKEAFSSSSHKRRQI	100 / 7 AA	107
Phosphosite 5:	ECM2	O94769	S44	RLRKSSTSHKHRSNR	66 / 9 AA	80
Phosphosite 6:	CLK1	P49759	S25	DYGKWRSSSSHKRRK	100 / 7 AA	57
Phosphosite 7:	SRRM2	Q9UQ35	S2731	RGDSRSPSHKRRRET	85 / 7 AA	300
Phosphosite 8:	URB1	O60287	S1354	SLLHTPSSHKRWIVA	55 / 9 AA	254
Phosphosite 9:	IMPDH1	P20839	S425	DAMEKSSSSQKRYFS	75 / 8 AA	55
Phosphosite 10:	MCM4	P33991	S34	EDARSSPSQRRRGED	66 / 9 AA	97
Phosphosite 11:	IMPDH1	P20839	S426	AMEKSSSSQKRYFSE	75 / 8 AA	55
Phosphosite 12:	PPP1R12A	O14974	S527	SSLRTSSSYTRRKWE	66 / 9 AA	115
Phosphosite 13:	TRIO	O75962	S1966	MEERKSSSLKRRHYV	77 / 9 AA	347
Phosphosite 14:	ZNF638	Q14966	S502	RSRRSSSSHRFRRSR	77 / 9 AA	221
Phosphosite 15:	HCRTR1	O43613	S396	PSPRSSASHKSLSLQ	85 / 7 AA	48
Phosphosite 16:	FAM133A	Q8N9E0	S244	KKKKSGSSHKSR___	66 / 9 AA	29
Phosphosite 17:	ZC3H13	Q5T200	S409	DHERTSQSHDRRHER	66 / 9 AA	197
Phosphosite 18:	HCRTR1	O43613	S394	KAPSPRSSASHKSLS	85 / 7 AA	48
Phosphosite 19:	MAST4	O15021	S2194	AAHSESSSHKPRPGP	85 / 7 AA	284
Phosphosite 20:	C6orf151	Q6IEG0	S302	HRRDRSRSPHKRKRN	75 / 8 AA	40