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:	CTSA
Human P-Site:	S376
P-Site Sequence:	QYRRLYRSMNSQYLK
UniProt:	P10619
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSA	P10619	S376	QYRRLYRSMNSQYLK	100 / 9 AA	54
Phosphosite 1:	CTSA	P10619	Y374	NLQYRRLYRSMNSQY	100 / 7 AA	54
Phosphosite 2:	SPDYE2	Q495Y8	S200	RRFQLYRSMNSRARK	100 / 7 AA	32
Phosphosite 3:	SPDYE2L	A6NHP3	S200	RRFQLYRSMNSRARK	100 / 7 AA	32
Phosphosite 4:	WBSCR19	Q8NFV5	S253	RRFQLYRSMNPRARK	85 / 7 AA	41
Phosphosite 5:	WBSCR19	Q8NFV5	Y251	RKRRFQLYRSMNPRA	100 / 6 AA	41
Phosphosite 6:	SPDYE2	Q495Y8	Y198	RKRRFQLYRSMNSRA	100 / 6 AA	32
Phosphosite 7:	SPDYE2L	A6NHP3	Y198	RKRRFQLYRSMNSRA	100 / 6 AA	32
Phosphosite 8:	ZNF471	Q9BX82	Y39	NPAQKRLYRSMMLEN	100 / 6 AA	73
Phosphosite 9:	CACNA1C	Q13936	S1144	WPELLYRSIDSHTED	62 / 8 AA	249
Phosphosite 10:	ANXA13	P27216	S257	FAERLYKSMKGAGTD	62 / 8 AA	35
Phosphosite 11:	ANXA13	P27216	Y255	DYFAERLYKSMKGAG	71 / 7 AA	35
Phosphosite 12:	C17orf47	Q8NEP4	Y264	PSKPKALYRNMNLDS	83 / 6 AA	63
Phosphosite 13:	B3GNTL1	Q67FW5	S279	QGRRLYRSLTAGSQR	62 / 8 AA	41
Phosphosite 14:	RHOXF2	Q9BQY4	S170	LRRRLARSMNVTELA	85 / 7 AA	32
Phosphosite 15:	FGF3	P11487	T136	YASRLYRTVSSTPGA	62 / 8 AA	27
Phosphosite 16:	RHOXF2B	P0C7M4	S170	LRRRLARSMNVTELA	85 / 7 AA	32
Phosphosite 17:	LBP	P18428	Y332	VPRLARLYPNMNLEL	71 / 7 AA	53
Phosphosite 18:	CTSA	P10619	S379	RLYRSMNSQYLKLLS	100 / 6 AA	54
Phosphosite 19:	EPC1	Q9H2F5	S552	SCRKLYRSINRTGTA	71 / 7 AA	93
Phosphosite 20:	KIAA1109	Q2LD37	S1381	NSFHQYRSMDSSMSM	62 / 8 AA	555