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:	Y211
P-Site Sequence:	VGNGLSSYEQNDNSL
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	Y211	VGNGLSSYEQNDNSL	100 / 9 AA	54
Phosphosite 1:	CTSA	P10619	S210	AVGNGLSSYEQNDNS	100 / 8 AA	54
Phosphosite 2:	MSN	P26038	Y228	DALGLNIYEQNDRLT	77 / 9 AA	68
Phosphosite 3:	TMEM131	Q92545	Y44	TTLGLSSYQQKSISL	75 / 8 AA	201
Phosphosite 4:	PRRG4	Q9BZD6	Y189	EDAGLPSYEQAVALT	85 / 7 AA	25
Phosphosite 5:	PPM1J	Q5JR12	Y450	VDRVLSAYEPNDHSR	75 / 8 AA	55
Phosphosite 6:	MKP5	Q9Y6W6	S275	VLKGGLSSFKQNHEN	75 / 8 AA	53
Phosphosite 7:	GBF1	Q92538	Y1305	SDSELPSYHQNDVSL	75 / 8 AA	206
Phosphosite 8:	Cx37	P35212	S287	TYNGLSSSEQNWANL	87 / 8 AA	37
Phosphosite 9:	BAHCC1	Q9P281	S1563	GLPTGLSSFQQKEAT	62 / 8 AA	277
Phosphosite 10:	ARID1A	O14497	Y788	IHTGMGSYQQNSMGS	62 / 8 AA	242
Phosphosite 11:	WDR76	Q9H967	Y162	DFSGLSPYERKRLKN	62 / 8 AA	70
Phosphosite 12:	RDX	P35241	Y228	DALGLNIYEHDDKLT	55 / 9 AA	69
Phosphosite 13:	PRRG2	O14669	Y178	PPPGLPTYEQALAAS	71 / 7 AA	22
Phosphosite 14:	C1orf51	Q8N365	S151	RFERGLSSFQQSVAM	62 / 8 AA	41
Phosphosite 15:	DYRK4	Q9NR20	Y52	FKNQLSPYEQSEILG	62 / 8 AA	60
Phosphosite 16:	CCDC84	Q86UT8	Y140	MVKGLDSYEEKEDKV	55 / 9 AA	38
Phosphosite 17:	BAHCC1	Q9P281	S1562	KGLPTGLSSFQQKEA	71 / 7 AA	277
Phosphosite 18:	C1orf51	Q8N365	S150	GRFERGLSSFQQSVA	71 / 7 AA	41
Phosphosite 19:	MED12L	Q86YW9	S8	MAAFGLLSYEQRPLK	85 / 7 AA	240
Phosphosite 20:	ZNF644	Q9H582	Y910	GENATLSYDQNDGFY	83 / 6 AA	150