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:	CTSW
Human P-Site:	S303
P-Site Sequence:	VGFGSVKSEEGIWAE
UniProt:	P56202
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSW	P56202	S303	VGFGSVKSEEGIWAE	100 / 9 AA	42
Phosphosite 1:	SASH1	O94885	S541	SNRESVKSEDGDDEE	85 / 7 AA	137
Phosphosite 2:	YSK4	Q56UN5	S1055	FSENSLKSEEPILWT	66 / 9 AA	151
Phosphosite 3:	PHACTR2	O75167	S118	REENVVKSEEGNGSV	100 / 6 AA	70
Phosphosite 4:	FOXI3	A8MTJ6	S257	VAAGTSKSEEGLSSG	66 / 9 AA	43
Phosphosite 5:	RRP15	Q9Y3B9	S240	AKQTEVKSEEGPGWT	100 / 6 AA	31
Phosphosite 6:	SALL1	Q9NSC2	S593	SPPGSVKSDSGGPES	75 / 8 AA	140
Phosphosite 7:	MDN1	Q9NU22	S3464	DTLCSVKSEEVLRGL	75 / 8 AA	633
Phosphosite 8:	VAMP4	O75379	S20	DVTGSVKSERRNLLE	100 / 6 AA	16
Phosphosite 9:	RAD26L	Q5T890	S571	RLDGSTKSEERLKIV	85 / 7 AA	81
Phosphosite 10:	VAMP4	O75379	S17	NDDDVTGSVKSERRN	100 / 6 AA	16
Phosphosite 11:	RAD26L	Q5T890	T569	YRRLDGSTKSEERLK	85 / 7 AA	81
Phosphosite 12:	NEFH	P12036	S440	STHIKVKSEEKIKVV	85 / 7 AA	112
Phosphosite 13:	ARID4A	P29374	S1021	DESRSVKSESDITIE	75 / 8 AA	143
Phosphosite 14:	PRPF8	Q6P2Q9	S367	SHRHSVKSQEPLPDD	62 / 8 AA	274
Phosphosite 15:	ZNF280D	Q6N043	S799	EGSSTTKSEESITVS	55 / 9 AA	109
Phosphosite 16:	RhoC	P08134	S141	MKQEPVRSEEGRDMA	71 / 7 AA	22
Phosphosite 17:	SLC26A4	O43511	S735	YLQNQVKSQEGQGSI	83 / 6 AA	86
Phosphosite 18:	PARP8	Q8N3A8	S373	PCPAAVKSEECLTLK	55 / 9 AA	96
Phosphosite 19:	HZF2	Q14586	S67	KEPWNVKSEETVAIQ	62 / 8 AA	87
Phosphosite 20:	TGM4	P49221	S129	TGNHILKSEENILYL	71 / 7 AA	77