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:	CTSL2
Human P-Site:	S201
P-Site Sequence:	GGLDSEESYPYVAVD
UniProt:	O60911
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSL2	O60911	S201	GGLDSEESYPYVAVD	100 / 9 AA	37
Phosphosite 1:	CTSL2	O60911	Y202	GLDSEESYPYVAVDE	100 / 8 AA	37
Phosphosite 2:	CTSL1	P07711	S201	GGLDSEESYPYEATE	100 / 8 AA	38
Phosphosite 3:	cathepsin K	P43235	Y201	GIDSEDAYPYVGQEE	75 / 8 AA	37
Phosphosite 4:	CTSL1	P07711	Y202	GLDSEESYPYEATEE	100 / 7 AA	38
Phosphosite 5:	CTSS	P25774	S203	KGIDSDASYPYKAMD	75 / 8 AA	37
Phosphosite 6:	CTSL2	O60911	Y204	DSEESYPYVAVDEIC	100 / 6 AA	37
Phosphosite 7:	CDK12	Q9NYV4	S889	RLYNSEESRPYTNKV	66 / 9 AA	164
Phosphosite 8:	ENPP5	Q9UJA9	S430	AEYDQEGSYPYFIGV	75 / 8 AA	55
Phosphosite 9:	KIAA1377	Q9P2H0	Y918	SPVCEESYPSVTLRT	75 / 8 AA	126
Phosphosite 10:	C9orf4	Q9P0K9	Y132	RYLSEEGYPFPTAPP	71 / 7 AA	37
Phosphosite 11:	KIAA1377	Q9P2H0	S917	RSPVCEESYPSVTLR	75 / 8 AA	126
Phosphosite 12:	LEMD2	Q8NC56	Y436	WEQDMERYPYVGILH	83 / 6 AA	57
Phosphosite 13:	LEMD2	Q8NC56	Y438	QDMERYPYVGILHVR	83 / 6 AA	57
Phosphosite 14:	USP54	Q70EL1	Y400	TDSSTESYPYKHSHH	85 / 7 AA	187
Phosphosite 15:	CTSS	P25774	Y204	GIDSDASYPYKAMDQ	71 / 7 AA	37
Phosphosite 16:	USP54	Q70EL1	S399	RTDSSTESYPYKHSH	85 / 7 AA	187
Phosphosite 17:	CTSL1	P07711	S198	QDNGGLDSEESYPYE	100 / 6 AA	38
Phosphosite 18:	CTSL2	O60911	S198	KENGGLDSEESYPYV	100 / 6 AA	37
Phosphosite 19:	NT5C3	Q9H0P0	Y146	VLTVEEKYPYMVEWY	71 / 7 AA	38
Phosphosite 20:	VPS8	Q8N3P4	Y774	ASPEEEIYPYIRTLL	71 / 7 AA	162