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:	CTSA
Human P-Site:	S210
P-Site Sequence:	AVGNGLSSYEQNDNS
UniProt:	P10619
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSA	P10619	S210	AVGNGLSSYEQNDNS	100 / 9 AA	54
Phosphosite 1:	CTSA	P10619	Y211	VGNGLSSYEQNDNSL	100 / 8 AA	54
Phosphosite 2:	TMEM131	Q92545	Y44	TTLGLSSYQQKSISL	75 / 8 AA	201
Phosphosite 3:	PRRG4	Q9BZD6	Y189	EDAGLPSYEQAVALT	85 / 7 AA	25
Phosphosite 4:	MKP5	Q9Y6W6	S275	VLKGGLSSFKQNHEN	75 / 8 AA	53
Phosphosite 5:	BAHCC1	Q9P281	S1563	GLPTGLSSFQQKEAT	55 / 9 AA	277
Phosphosite 6:	MSN	P26038	Y228	DALGLNIYEQNDRLT	75 / 8 AA	68
Phosphosite 7:	Cx37	P35212	S287	TYNGLSSSEQNWANL	87 / 8 AA	37
Phosphosite 8:	PRRG2	O14669	Y178	PPPGLPTYEQALAAS	71 / 7 AA	22
Phosphosite 9:	WDR76	Q9H967	Y162	DFSGLSPYERKRLKN	62 / 8 AA	70
Phosphosite 10:	ARID1A	O14497	Y788	IHTGMGSYQQNSMGS	62 / 8 AA	242
Phosphosite 11:	BAHCC1	Q9P281	S1562	KGLPTGLSSFQQKEA	62 / 8 AA	277
Phosphosite 12:	DYRK4	Q9NR20	S50	KLFKNQLSPYEQSEI	75 / 8 AA	60
Phosphosite 13:	C1orf51	Q8N365	S151	RFERGLSSFQQSVAM	62 / 8 AA	41
Phosphosite 14:	ARNT2	Q9HBZ2	S457	VHQRDGLSSYDLSQV	71 / 7 AA	79
Phosphosite 15:	EVI1	Q03112	S328	SSPVKGLSSTEQTNK	75 / 8 AA	118
Phosphosite 16:	ARNT2	Q9HBZ2	S458	HQRDGLSSYDLSQVP	71 / 7 AA	79
Phosphosite 17:	C1orf51	Q8N365	S150	GRFERGLSSFQQSVA	71 / 7 AA	41
Phosphosite 18:	WDR76	Q9H967	S160	ALDFSGLSPYERKRL	62 / 8 AA	70
Phosphosite 19:	KNDC1	Q76NI1	S354	DRKNGLSSFQAQPKC	71 / 7 AA	191
Phosphosite 20:	MED12L	Q86YW9	S8	MAAFGLLSYEQRPLK	85 / 7 AA	240