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:	CTSS
Human P-Site:	Y227
P-Site Sequence:	RAATCSKYTELPYGR
UniProt:	P25774
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSS	P25774	Y227	RAATCSKYTELPYGR	100 / 9 AA	37
Phosphosite 1:	CTSS	P25774	S225	KYRAATCSKYTELPY	100 / 7 AA	37
Phosphosite 2:	XTP3TPA	Q9H773	Y141	ARSSSRKYTELPHGA	66 / 9 AA	19
Phosphosite 3:	HERC1	Q15751	Y2528	ALLGCSKYAELLLIP	85 / 7 AA	532
Phosphosite 4:	XTP3TPA	Q9H773	T142	RSSSRKYTELPHGAI	75 / 8 AA	19
Phosphosite 5:	R3HDML	Q9H3Y0	Y169	DGPTCSHYTQMVWAS	62 / 8 AA	29
Phosphosite 6:	ARHGEF12	Q9NZN5	Y950	LLDNIAKYTEWPTER	55 / 9 AA	173
Phosphosite 7:	SNW1	Q13573	Y116	DKVIYSKYTDLVPKE	62 / 8 AA	61
Phosphosite 8:	DONSON	Q9NYP3	T151	DIPSSKSTELPVDWS	75 / 8 AA	63
Phosphosite 9:	DONSON	Q9NYP3	S150	PDIPSSKSTELPVDW	75 / 8 AA	63
Phosphosite 10:	MUC19	Q7Z5P9	Y106	KTSTCDTYSELSRLC	55 / 9 AA	598
Phosphosite 11:	RAD51C	O43502	Y216	YYFRCRDYTELLAQV	71 / 7 AA	42
Phosphosite 12:	RAD51C	O43502	T217	YFRCRDYTELLAQVY	71 / 7 AA	42
Phosphosite 13:	KIR3DL2	P43630	Y428	PLTDTSVYTELPNAE	85 / 7 AA	50
Phosphosite 14:	MUC19	Q7Z5P9	T105	DKTSTCDTYSELSRL	62 / 8 AA	598
Phosphosite 15:	UBTF	P17480	Y150	TKILSKKYKELPEKK	62 / 8 AA	89
Phosphosite 16:	RBM26	Q5T8P6	Y838	VTELRRKYTELQLEA	62 / 8 AA	114
Phosphosite 17:	RBM26	Q5T8P6	T839	TELRRKYTELQLEAA	62 / 8 AA	114
Phosphosite 18:	PTPN12	Q05209	S412	LNRNYSKSTELPGKN	66 / 9 AA	88
Phosphosite 19:	C17orf69	Q96LR1	Y68	QGSHTSKYTLLPWNL	85 / 7 AA	17
Phosphosite 20:	C17orf69	Q96LR1	T69	GSHTSKYTLLPWNLL	85 / 7 AA	17