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:	CST2
Human P-Site:	S53
P-Site Sequence:	RALHFVISEYNKATE
UniProt:	P09228
Intern. Prot. ID:	IPI00013382

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CST2	P09228	S53	RALHFVISEYNKATE	100 / 9 AA	16
Phosphosite 1:	CST1	P01037	S53	RALHFAISEYNKATK	88 / 9 AA	16
Phosphosite 2:	Cystatin S	P01036	S53	RALHFAISEYNKATE	88 / 9 AA	16
Phosphosite 3:	TSPAN19	P0C672	S127	DKIDFVISEYGSKDK	75 / 8 AA	28
Phosphosite 4:	C5orf34	Q96MH7	S62	QRTHFVISTYREQLQ	85 / 7 AA	73
Phosphosite 5:	NANS	Q9NR45	S201	DVNLRVISEYQKLFP	85 / 7 AA	40
Phosphosite 6:	PPP1R3A	Q16821	T853	EESSWVITEYQKATS	62 / 8 AA	126
Phosphosite 7:	C11orf66	Q7Z5V6	T176	RHGPRFMTSEYNSKY	62 / 8 AA	47
Phosphosite 8:	C11orf66	Q7Z5V6	S177	HGPRFMTSEYNSKYL	62 / 8 AA	47
Phosphosite 9:	NANS	Q9NR45	Y203	NLRVISEYQKLFPDI	85 / 7 AA	40
Phosphosite 10:	TTN	Q8WZ42	S1212	TAPGFVYSEYEKEYE	75 / 8 AA	3816
Phosphosite 11:	L3MBTL	Q9Y468	S34	PALQFRISEYKPLNM	62 / 8 AA	86
Phosphosite 12:	ZCCHC10	Q8TBK6	S36	IQPSIVISEANKQHV	75 / 8 AA	21
Phosphosite 13:	MLXIP	Q9HAP2	Y222	IEIVIREYHKWRTYF	71 / 7 AA	101
Phosphosite 14:	DNAH8	Q96JB1	Y554	GKAVIRQYNKISYVL	71 / 7 AA	515
Phosphosite 15:	PPP1R3A	Q16821	Y855	SSWVITEYQKATSKL	71 / 7 AA	126
Phosphosite 16:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	Y509	GSDVISEYVKACDGM	85 / 7 AA	74
Phosphosite 17:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	Y509	GSDVISEYVKACDGM	85 / 7 AA	74
Phosphosite 18:	PTGR2	Q8N8N7	Y259	LCGQISQYNKDVPYP	83 / 6 AA	38
Phosphosite 19:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 20:	ERVK6	Q7LDI9	S507	PAGSDVISEYVKACD	85 / 7 AA	74