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:	CTSC
Human P-Site:	S416
P-Site Sequence:	LVGYGTDSASGMDYW
UniProt:	P53634
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSC	P53634	S416	LVGYGTDSASGMDYW	100 / 9 AA	52
Phosphosite 1:	PAPLN	O95428	S689	TKSYGGDSTGGMPRS	66 / 9 AA	138
Phosphosite 2:	MYPN	Q86TC9	S351	SNIYGTDSTSAEIYI	75 / 8 AA	145
Phosphosite 3:	C2orf16	Q68DN1	S346	SLHHVPDSASGMTPG	66 / 9 AA	224
Phosphosite 4:	MUC5AC	P98088	S4614	SYCYGNDSASLGALR	85 / 7 AA	527
Phosphosite 5:	TBC1D23	Q9NUY8	S662	TFKYGNSSASGIEIL	66 / 9 AA	78
Phosphosite 6:	C2orf16	Q68DN1	S348	HHVPDSASGMTPGLG	100 / 6 AA	224
Phosphosite 7:	CRY2	Q49AN0	S21	APAPGTDSASSVHWF	75 / 8 AA	67
Phosphosite 8:	THRAP3	Q9Y2W1	S232	DATYGTGSASRASAV	85 / 7 AA	109
Phosphosite 9:	MED1	Q15648	S1240	HMSGTSSSSGMKSSS	75 / 8 AA	168
Phosphosite 10:	SKIL	P12757	S371	QSKTDAPSGMELQSW	71 / 7 AA	77
Phosphosite 11:	THRAP3	Q9Y2W1	T230	WPDATYGTGSASRAS	85 / 7 AA	109
Phosphosite 12:	FAM81A	Q8TBF8	S113	NISYGTNSALKTLEM	83 / 6 AA	42
Phosphosite 13:	MED1	Q15648	S1239	SHMSGTSSSSGMKSS	75 / 8 AA	168
Phosphosite 14:	NKTR	P30414	S1443	CRSYGSDSESDRSYS	55 / 9 AA	166
Phosphosite 15:	PRSS35	Q8N3Z0	Y125	VRRKRQVYGTDSRFS	100 / 5 AA	47
Phosphosite 16:	PRSS35	Q8N3Z0	T127	RKRQVYGTDSRFSIL	100 / 5 AA	47
Phosphosite 17:	MYPN	Q86TC9	Y347	SCFASNIYGTDSTSA	100 / 5 AA	145
Phosphosite 18:	CRY2	Q49AN0	T19	APAPAPGTDSASSVH	100 / 6 AA	67
Phosphosite 19:	PRSS35	Q8N3Z0	S129	RQVYGTDSRFSILDK	100 / 5 AA	47
Phosphosite 20:	RIF1	Q5UIP0	S2163	VSANDSPSGMQTRCV	83 / 6 AA	274