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:	S137
P-Site Sequence:	AGVGFSYSDDKFYAT
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	S137	AGVGFSYSDDKFYAT	100 / 9 AA	54
Phosphosite 1:	CTSA	P10619	Y136	PAGVGFSYSDDKFYA	100 / 8 AA	54
Phosphosite 2:	CTSA	P10619	S135	SPAGVGFSYSDDKFY	100 / 7 AA	54
Phosphosite 3:	VEGFC	P49767	S400	KACEPGFSYSEEVCR	71 / 7 AA	47
Phosphosite 4:	ALO17	Q9HCF4	Y1019	SILQGFSYSDLRKFG	100 / 6 AA	175
Phosphosite 5:	ALO17	Q9HCF4	S1018	TSILQGFSYSDLRKF	100 / 6 AA	175
Phosphosite 6:	RGC32	Q9H4X1	S91	YRNSFSFSDEKLNSP	55 / 9 AA	15
Phosphosite 7:	RP1	P56715	S486	MIGQFSYSEERESGE	57 / 7 AA	241
Phosphosite 8:	CPVL	Q9H3G5	T162	VGTGFSFTDDTHGYA	62 / 8 AA	54
Phosphosite 9:	WDR17	Q8IZU2	S931	VPKGASYSDDIYKED	66 / 9 AA	148
Phosphosite 10:	Pxdn	Q92626	Y1342	RRSLEFSYQEDKPTK	62 / 8 AA	167
Phosphosite 11:	CPVL	Q9H3G5	S160	NPVGTGFSFTDDTHG	71 / 7 AA	54
Phosphosite 12:	GALNT13	Q8IUC8	Y469	GGNQVFSYTADKEIR	71 / 7 AA	64
Phosphosite 13:	TACC2	O95359	Y2269	SVRLEFDYSEDKSSW	62 / 8 AA	309
Phosphosite 14:	FSIP2	Q5CZC0	S1770	LSAKDSYSDEQFSCC	71 / 7 AA	370
Phosphosite 15:	TACC2	O95359	S2270	VRLEFDYSEDKSSWD	71 / 7 AA	309
Phosphosite 16:	DENND4C	Q5VZ89	S1151	VASAYSYSDDEEETN	71 / 7 AA	187
Phosphosite 17:	C5orf34	Q96MH7	Y466	SVGRFLAYSDDKVHA	71 / 7 AA	73
Phosphosite 18:	PFAS	O15067	Y1119	AFVGGFSYADVLGSA	83 / 6 AA	145
Phosphosite 19:	DENND4C	Q5VZ89	Y1150	AVASAYSYSDDEEET	71 / 7 AA	187
Phosphosite 20:	ANKRD31	Q8N7Z5	S977	EAVNFSYSDNAVISE	83 / 6 AA	211