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:	CTSG
Human P-Site:	Y100
P-Site Sequence:	RAIRHPQYNQRTIQN
UniProt:	P08311
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSG	P08311	Y100	RAIRHPQYNQRTIQN	100 / 9 AA	29
Phosphosite 1:	PRSS2	P07478	Y99	KIIRHPKYNSRTLDN	77 / 9 AA	26
Phosphosite 2:	PRSS1	P07477	Y99	KIIRHPQYDRKTLNN	66 / 9 AA	27
Phosphosite 3:	TRY6	Q8NHM4	Y99	KIIRHPKYNRITLNN	66 / 9 AA	27
Phosphosite 4:	CMA1	P23946	Y102	KQFRHPKYNTSTLHH	66 / 9 AA	27
Phosphosite 5:	KLK14	Q9P0G3	Y119	RQVTHPNYNSRTHDN	75 / 8 AA	29
Phosphosite 6:	RCC2	Q9P258	Y517	KIKKLPEYNPRTL__	55 / 9 AA	56
Phosphosite 7:	KLK4	Q9Y5K2	Y108	LSVRHPEYNRPLLAN	71 / 7 AA	27
Phosphosite 8:	OVCH1	Q7RTY7	Y130	KIITHPEYNSREYMS	71 / 7 AA	125
Phosphosite 9:	PRSS3	P35030	Y156	KIIRHPKYNRDTLDN	66 / 9 AA	33
Phosphosite 10:	HK1	P19367	Y423	LYKTHPQYSRRFHKT	71 / 7 AA	102
Phosphosite 11:	TSHR	P16473	Y613	ITVRNPQYNPGDKDT	83 / 6 AA	87
Phosphosite 12:	HEATR6	Q6AI08	Y293	YPTPLPQYDGRTPIK	71 / 7 AA	129
Phosphosite 13:	MASP1	P48740	Y544	HTTLHPQYDPNTFEN	62 / 8 AA	79
Phosphosite 14:	FZD8	Q9H461	Y249	SSERHPLYNRVKTGQ	71 / 7 AA	73
Phosphosite 15:	SPT5	O00267	Y874	SPQVNPQYNPQTPGT	62 / 8 AA	121
Phosphosite 16:	CCPG1	Q9ULG6	Y574	SDYLHPQYKAPTENH	62 / 8 AA	87
Phosphosite 17:	LXN	Q9BS40	Y205	QVLWHPQYGTKVKHN	44 / 9 AA	26
Phosphosite 18:	POLN	Q7Z5Q5	Y122	SSCLIPQYNQEASVL	100 / 5 AA	100
Phosphosite 19:	ARHGAP4	P98171	Y500	QPRPSSQYNQRLFGG	83 / 6 AA	105
Phosphosite 20:	RNF146	Q9NTX7	Y117	GRNGWWQYDERTSRE	66 / 6 AA	39