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:	CST1
Human P-Site:	Y123
P-Site Sequence:	QLCSFEIYEVPWENR
UniProt:	P01037
Intern. Prot. ID:	IPI00305477

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CST1	P01037	Y123	QLCSFEIYEVPWENR	100 / 9 AA	16
Phosphosite 1:	Cystatin S	P01036	Y123	QLCSFEIYEVPWEDR	100 / 9 AA	16
Phosphosite 2:	CST2	P09228	Y123	QLCSFQIYEVPWEDR	88 / 9 AA	16
Phosphosite 3:	CAPN2	P17655	Y434	HTIGFGIYEVPEELS	75 / 8 AA	80
Phosphosite 4:	SLC28A1	O00337	Y616	SSSSFEIYQCCREAF	55 / 9 AA	72
Phosphosite 5:	FLJ35843	Q8NA47	Y303	RGESFESYEVAHLRL	66 / 9 AA	66
Phosphosite 6:	CA8	P35219	Y113	QGHEFELYEVRFHWG	62 / 8 AA	33
Phosphosite 7:	ABCA5	Q8WWZ7	Y505	RNLSFDIYEGQITAL	62 / 8 AA	187
Phosphosite 8:	FLJ35843	Q8NA47	S302	NRGESFESYEVAHLR	75 / 8 AA	66
Phosphosite 9:	ST8SIA5	O15466	Y49	IKRYFEFYEGPFEYN	62 / 8 AA	44
Phosphosite 10:	P130Cas	P56945	Y192	AGMGHDIYQVPPSMD	50 / 8 AA	93
Phosphosite 11:	FAM35B	A6NDK8	Y62	QHKNLENYEVPDSIG	62 / 8 AA	94
Phosphosite 12:	P130Cas	P56945	Y249	APGPQDIYDVPPVRG	66 / 6 AA	93
Phosphosite 13:	PNO1	Q9NRX1	T166	FLESFEITDVKPLKG	71 / 7 AA	28
Phosphosite 14:	CPNE5	Q9HCH3	Y284	GQSQFNIYEVVNPKK	83 / 6 AA	66
Phosphosite 15:	P130Cas	P56945	Y179	GGPAQDIYQVPPSAG	66 / 6 AA	93
Phosphosite 16:	SDCCAG10	Q6UX04	Y447	DSDTFEIYDPRNPVN	66 / 6 AA	54
Phosphosite 17:	EFS	O43281	Y253	GGTDEGIYDVPLLGP	66 / 6 AA	59
Phosphosite 18:	Putative zinc finger protein ENSP00000330994	A8MQ14	Y100	SCLPKEIYEVTSSQW	71 / 7 AA	52
Phosphosite 19:	CST1	P01037	S119	LQKKQLCSFEIYEVP	100 / 5 AA	16
Phosphosite 20:	Cystatin S	P01036	S119	LQKKQLCSFEIYEVP	100 / 5 AA	16