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:	CTSC
Human P-Site:	T188
P-Site Sequence:	IQKSWTATTYMEYET
UniProt:	P53634
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSC	P53634	T188	IQKSWTATTYMEYET	100 / 9 AA	52
Phosphosite 1:	CTSC	P53634	Y190	KSWTATTYMEYETLT	100 / 7 AA	52
Phosphosite 2:	EIF3D	O15371	T49	VADWTGATYQDKRYT	50 / 8 AA	64
Phosphosite 3:	Kv7.3	O43525	T740	TPPSSATTYVERPTV	62 / 8 AA	97
Phosphosite 4:	PIK3CA	P42336	T315	SRRISTATPYMNGET	62 / 8 AA	124
Phosphosite 5:	Kv7.3	O43525	Y741	PPSSATTYVERPTVL	71 / 7 AA	97
Phosphosite 6:	MUC3A	Q02505	Y2046	IQTTLTTYMDTSSMM	71 / 7 AA	266
Phosphosite 7:	MUC3A	Q02505	T2044	ISIQTTLTTYMDTSS	71 / 7 AA	266
Phosphosite 8:	ATAD3A	Q9NVI7	T588	LAVSWQATAYASEDG	71 / 7 AA	71
Phosphosite 9:	ATAD3B	Q5T9A4	T540	LAVSWQATAYASKDG	71 / 7 AA	73
Phosphosite 10:	ATAD3C	Q5T2N8	T365	LAVSWQATAYASKDG	71 / 7 AA	46
Phosphosite 11:	MUC3A	Q02505	T2045	SIQTTLTTYMDTSSM	71 / 7 AA	266
Phosphosite 12:	GAS2	O43903	T56	GKEITAETFMEKLDN	71 / 7 AA	35
Phosphosite 13:	PIK3CA	P42336	Y317	RISTATPYMNGETST	83 / 6 AA	124
Phosphosite 14:	NUDT5	Q9UKK9	T34	KWVKLEKTTYMDPTG	80 / 5 AA	24
Phosphosite 15:	ZFR	Q96KR1	T307	TAAWTGTTFTKKAPF	66 / 6 AA	117
Phosphosite 16:	LVRN	Q6Q4G3	T293	DVNGSKWTVTTFSTT	66 / 6 AA	113
Phosphosite 17:	EIF3D	O15371	T46	LGKVADWTGATYQDK	66 / 6 AA	64
Phosphosite 18:	NUDT5	Q9UKK9	Y36	VKLEKTTYMDPTGKT	80 / 5 AA	24
Phosphosite 19:	DNASE1L1	P49184	S93	SSPQLGRSTYMETYV	80 / 5 AA	34
Phosphosite 20:	RHEBL1	Q8TAI7	T144	LAESWGATFMESSAR	66 / 9 AA	21