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:	CST5
Human P-Site:	Y65
P-Site Sequence:	VINKDEYYSRPLQVM
UniProt:	P28325
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CST5	P28325	Y65	VINKDEYYSRPLQVM	100 / 9 AA	16
Phosphosite 1:	CST5	P28325	Y64	KVINKDEYYSRPLQV	100 / 8 AA	16
Phosphosite 2:	CST1	P01037	Y64	KATKDDYYRRPLRVL	77 / 9 AA	16
Phosphosite 3:	Cystatin S	P01036	Y64	KATEDEYYRRPLQVL	87 / 8 AA	16
Phosphosite 4:	C22orf25	Q6ICL3	Y30	AANRDEFYSRPSKLA	75 / 8 AA	31
Phosphosite 5:	CST1	P01037	Y63	NKATKDDYYRRPLRV	75 / 8 AA	16
Phosphosite 6:	C22orf25	Q6ICL3	S31	ANRDEFYSRPSKLAD	85 / 7 AA	31
Phosphosite 7:	MEIS3	Q99687	Y61	KREKDEIYGHPLFPL	66 / 9 AA	41
Phosphosite 8:	MEIS3P2	A8K0S8	Y61	KRDKDEIYGHPLFPL	66 / 9 AA	39
Phosphosite 9:	ALDH9A1	P49189	Y371	DPKLKDGYYMRPCVL	75 / 8 AA	54
Phosphosite 10:	Cystatin S	P01036	Y63	NKATEDEYYRRPLQV	85 / 7 AA	16
Phosphosite 11:	ALDH9A1	P49189	Y372	PKLKDGYYMRPCVLT	75 / 8 AA	54
Phosphosite 12:	IHPK3	Q96PC2	Y271	FLCKDKYYGRKLSVE	66 / 9 AA	46
Phosphosite 13:	dynactin 4	Q9UJW0	T234	PLPEDYYTRPVNLTE	50 / 8 AA	52
Phosphosite 14:	ARSB	P15848	Y86	GVLLDNYYTQPLCTP	62 / 8 AA	60
Phosphosite 15:	CST2	P09228	Y64	KATEDEYYRRLLRVL	75 / 8 AA	16
Phosphosite 16:	ANKRD5	Q9NU02	Y525	VDMKDNYYKTPLMTA	66 / 9 AA	87
Phosphosite 17:	dynactin 4	Q9UJW0	Y233	EPLPEDYYTRPVNLT	50 / 8 AA	52
Phosphosite 18:	TBC1D9	Q6ZT07	S425	SSDDEVYSRPSSLVS	85 / 7 AA	143
Phosphosite 19:	NPY5R	Q15761	Y9	DLELDEYYNKTLATE	62 / 8 AA	51
Phosphosite 20:	TBC1D9	Q6ZT07	Y424	NSSDDEVYSRPSSLV	85 / 7 AA	143