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:	Y75
P-Site Sequence:	LQKLDTAYDDLGNSG
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	Y75	LQKLDTAYDDLGNSG	100 / 9 AA	52
Phosphosite 1:	CTSC	P53634	T73	VYLQKLDTAYDDLGN	100 / 7 AA	52
Phosphosite 2:	RPP38	P78345	S235	DRELLDTSFEDLSKP	62 / 8 AA	32
Phosphosite 3:	TMF1	P82094	Y664	QAALDSAYKELTDLH	62 / 8 AA	123
Phosphosite 4:	MPP5	Q8N3R9	Y652	NSDLDKAYQELLRLI	62 / 8 AA	77
Phosphosite 5:	SOLH	O75808	Y708	MKVDDSAYESLGLRP	62 / 8 AA	117
Phosphosite 6:	LPHN3	Q9HAR2	Y305	EGTWDTAYDKRSASN	83 / 6 AA	162
Phosphosite 7:	AMD1	P17707	Y264	TNLSQTSYDDLIRKV	71 / 7 AA	38
Phosphosite 8:	SNX17	Q15036	Y210	KSYWDSAYDDDVMEN	71 / 7 AA	53
Phosphosite 9:	OCRL	Q01968	Y816	QRCLDSAYDPRICRQ	83 / 6 AA	104
Phosphosite 10:	LPHN3	Q9HAR2	T303	RIEGTWDTAYDKRSA	83 / 6 AA	162
Phosphosite 11:	SAMD5	Q5TGI4	Y27	ESFVDNGYDDLEVCK	62 / 8 AA	19
Phosphosite 12:	ZNF646	O15015	Y967	CGCCGQTYDDLGSLE	83 / 6 AA	201
Phosphosite 13:	SVEP1	Q4LDE5	S880	AANRLDYSYDDFLDT	62 / 8 AA	390
Phosphosite 14:	MYO3A	Q8NEV4	Y207	EQQLDTTYDARCDTW	83 / 6 AA	186
Phosphosite 15:	ARID5A	Q03989	Y115	RRLWKNVYDELGGSP	44 / 9 AA	64
Phosphosite 16:	UBTD2	Q8WUN7	Y109	HGALTECYDELGNRY	55 / 9 AA	26
Phosphosite 17:	NRF1	Q16656	T51	SPSSPEDTSYDDSDI	83 / 6 AA	54
Phosphosite 18:	NRF1	Q16656	S52	PSSPEDTSYDDSDIL	83 / 6 AA	54
Phosphosite 19:	DENND4A	Q7Z401	T792	SKVRALKTAYDVLKK	83 / 6 AA	209
Phosphosite 20:	SVEP1	Q4LDE5	Y881	ANRLDYSYDDFLDTV	62 / 8 AA	390