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:	CTSL1
Human P-Site:	Y202
P-Site Sequence:	GLDSEESYPYEATEE
UniProt:	P07711
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSL1	P07711	Y202	GLDSEESYPYEATEE	100 / 9 AA	38
Phosphosite 1:	CTSL1	P07711	S201	GGLDSEESYPYEATE	100 / 8 AA	38
Phosphosite 2:	CTSL2	O60911	Y202	GLDSEESYPYVAVDE	88 / 9 AA	37
Phosphosite 3:	CTSL2	O60911	S201	GGLDSEESYPYVAVD	100 / 7 AA	37
Phosphosite 4:	CTSL1	P07711	Y204	DSEESYPYEATEESC	100 / 7 AA	38
Phosphosite 5:	CTSS	P25774	Y204	GIDSDASYPYKAMDQ	66 / 9 AA	37
Phosphosite 6:	VPS52	Q8N1B4	Y376	AQRGEQRYPFEALFR	55 / 9 AA	82
Phosphosite 7:	cathepsin K	P43235	Y201	GIDSEDAYPYVGQEE	71 / 7 AA	37
Phosphosite 8:	CTSL2	O60911	Y204	DSEESYPYVAVDEIC	85 / 7 AA	37
Phosphosite 9:	C9orf4	Q9P0K9	Y132	RYLSEEGYPFPTAPP	71 / 7 AA	37
Phosphosite 10:	USP54	Q70EL1	Y400	TDSSTESYPYKHSHH	85 / 7 AA	187
Phosphosite 11:	CTSS	P25774	S203	KGIDSDASYPYKAMD	71 / 7 AA	37
Phosphosite 12:	USP54	Q70EL1	S399	RTDSSTESYPYKHSH	85 / 7 AA	187
Phosphosite 13:	TMPO	P42167	Y351	ILKEMFPYEASTPTG	71 / 7 AA	51
Phosphosite 14:	ANK2	Q01484	Y2198	QISSEESYKHEGLAE	66 / 9 AA	430
Phosphosite 15:	SP5	Q6BEB4	S120	LTPPADPSYPYEFSP	62 / 8 AA	42
Phosphosite 16:	SP5	Q6BEB4	Y121	TPPADPSYPYEFSPV	62 / 8 AA	42
Phosphosite 17:	exonuclease 1	Q9UQ84	S587	FTDEESYSFESSKFT	62 / 8 AA	94
Phosphosite 18:	CCDC80	Q76M96	Y248	TLQVEERYPYPVRLE	83 / 6 AA	108
Phosphosite 19:	NT5C3	Q9H0P0	Y146	VLTVEEKYPYMVEWY	83 / 6 AA	38
Phosphosite 20:	TIPARP	Q7Z3E1	Y641	IFNDDQSYPYFVIQY	66 / 6 AA	76