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:	S53
P-Site Sequence:	RALHFAISEYNKATK
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	S53	RALHFAISEYNKATK	100 / 9 AA	16
Phosphosite 1:	Cystatin S	P01036	S53	RALHFAISEYNKATE	100 / 9 AA	16
Phosphosite 2:	CST2	P09228	S53	RALHFVISEYNKATE	88 / 9 AA	16
Phosphosite 3:	BICC1	Q9H694	S931	RKMLLAISELNKNRR	75 / 8 AA	105
Phosphosite 4:	L3MBTL	Q9Y468	S34	PALQFRISEYKPLNM	62 / 8 AA	86
Phosphosite 5:	C10orf76	Q5T2E6	S253	LVIAQALSEYNRQYK	71 / 7 AA	79
Phosphosite 6:	TSPAN19	P0C672	S127	DKIDFVISEYGSKDK	62 / 8 AA	28
Phosphosite 7:	C11orf66	Q7Z5V6	T176	RHGPRFMTSEYNSKY	62 / 8 AA	47
Phosphosite 8:	C11orf66	Q7Z5V6	S177	HGPRFMTSEYNSKYL	62 / 8 AA	47
Phosphosite 9:	PTGR2	Q8N8N7	Y259	LCGQISQYNKDVPYP	83 / 6 AA	38
Phosphosite 10:	C10orf76	Q5T2E6	Y255	IAQALSEYNRQYKDK	71 / 7 AA	79
Phosphosite 11:	DNAH17	Q9UFH2	Y1715	YENAIKDYNKKQISQ	71 / 7 AA	512
Phosphosite 12:	KIAA0226	Q92622	S497	EKENAHFSISESLIA	83 / 6 AA	109
Phosphosite 13:	C5orf34	Q96MH7	S62	QRTHFVISTYREQLQ	71 / 7 AA	73
Phosphosite 14:	RPGR	Q92834	Y916	EERAICEYNENPKGY	83 / 6 AA	113
Phosphosite 15:	NANS	Q9NR45	S201	DVNLRVISEYQKLFP	71 / 7 AA	40
Phosphosite 16:	NANS	Q9NR45	Y203	NLRVISEYQKLFPDI	71 / 7 AA	40
Phosphosite 17:	FRY	Q5TBA9	S2335	LDFHFDISETPIIGR	83 / 6 AA	339
Phosphosite 18:	A2M	P01023	Y1463	DEFAIAEYNAPCSKD	83 / 6 AA	163
Phosphosite 19:	MAP9	Q49MG5	Y603	DKQAINEYEKWLENK	71 / 7 AA	74
Phosphosite 20:	DOCK1	Q14185	Y478	GDEAISEYKSVIYYQ	83 / 6 AA	215