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:	T391
P-Site Sequence:	KKGIYHHTGLRDPFN
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	T391	KKGIYHHTGLRDPFN	100 / 9 AA	52
Phosphosite 1:	CTSC	P53634	Y388	LHYKKGIYHHTGLRD	100 / 6 AA	52
Phosphosite 2:	ENAH	Q8N8S7	Y38	GFSRVHIYHHTGNNT	100 / 6 AA	67
Phosphosite 3:	Nkx2-3	Q8TAU0	T95	CPQGYVHTVLRDSCS	75 / 8 AA	38
Phosphosite 4:	KIAA0141	Q14154	T155	DGPAPRHTGLREPRL	71 / 7 AA	56
Phosphosite 5:	PIPSL	A2A3N6	T758	SQQEFGHTGLPDLSS	62 / 8 AA	95
Phosphosite 6:	UNC80	Q8N2C7	T464	GSIPFHHTGKRRPRR	71 / 7 AA	363
Phosphosite 7:	NMB	P08949	S76	LGTATHTSLRDQRLQ	83 / 6 AA	13
Phosphosite 8:	TMEM219	Q86XT9	T46	SFLLTHRTGLRSPDI	55 / 9 AA	26
Phosphosite 9:	RFX1	P22670	Y507	GNSKYHYYGLRIKAS	71 / 7 AA	105
Phosphosite 10:	RFX1	P22670	Y506	RGNSKYHYYGLRIKA	71 / 7 AA	105
Phosphosite 11:	MMRN2	Q9H8L6	T441	EELQVNHTALRELRV	57 / 7 AA	104
Phosphosite 12:	ZFP91	Q96JP5	T367	LRHAKHHTDQRDYIC	71 / 7 AA	63
Phosphosite 13:	ZNF574	Q6ZN55	Y599	YRLLMHRYHHTGEYP	100 / 5 AA	99
Phosphosite 14:	TRIM48	Q8IWZ4	T199	ALRAGPITGLRDRLN	100 / 5 AA	24
Phosphosite 15:	KHS1	Q9Y4K4	Y106	GGSLQDIYHVTGPLS	83 / 6 AA	95
Phosphosite 16:	KHS2	Q8IVH8	Y102	GGSLQDIYHVTGPLS	83 / 6 AA	101
Phosphosite 17:	LTF	P02788	T136	QGLKSCHTGLRRTAG	100 / 5 AA	78
Phosphosite 18:	ZBTB7A	O95365	T461	KNHMRVHTGLRPYQC	100 / 5 AA	61
Phosphosite 19:	KIAA1671	Q9BY89	T699	GELRPYHTPLRDKYP	83 / 6 AA	197
Phosphosite 20:	MAP4K2	Q12851	Y102	GGSLQEIYHATGPLE	83 / 6 AA	92