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:	Y204
P-Site Sequence:	DSEESYPYEATEESC
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	Y204	DSEESYPYEATEESC	100 / 9 AA	38
Phosphosite 1:	CTSL1	P07711	Y202	GLDSEESYPYEATEE	100 / 7 AA	38
Phosphosite 2:	CTSL2	O60911	Y204	DSEESYPYVAVDEIC	66 / 9 AA	37
Phosphosite 3:	MAP1B	P46821	Y2008	LGDPSYSYETTEKIT	75 / 8 AA	271
Phosphosite 4:	CSTF2T	Q9H0L4	Y25	VFVGNIPYEATEEQL	75 / 8 AA	64
Phosphosite 5:	CSTF2	P33240	Y25	VFVGNIPYEATEEQL	75 / 8 AA	61
Phosphosite 6:	CTSL1	P07711	S201	GGLDSEESYPYEATE	100 / 6 AA	38
Phosphosite 7:	TMPO	P42167	Y351	ILKEMFPYEASTPTG	62 / 8 AA	51
Phosphosite 8:	CTSL2	O60911	Y202	GLDSEESYPYVAVDE	85 / 7 AA	37
Phosphosite 9:	KIAA1602	Q9HCH0	Y611	CLPESYPYGSPQEKS	55 / 9 AA	139
Phosphosite 10:	FMOD	Q06828	Y47	DPYDPYPYETYEPYP	55 / 9 AA	43
Phosphosite 11:	ZNF749	O43361	Y165	NHAGERPYEGTEYGK	83 / 6 AA	81
Phosphosite 12:	KIAA1602	Q9HCH0	Y609	SPCLPESYPYGSPQE	71 / 7 AA	139
Phosphosite 13:	ARRDC1	Q8N5I2	Y410	PEYSSWGYPYEAPPS	83 / 6 AA	46
Phosphosite 14:	USP54	Q70EL1	Y402	SSTESYPYKHSHHES	100 / 5 AA	187
Phosphosite 15:	USP54	Q70EL1	Y400	TDSSTESYPYKHSHH	100 / 5 AA	187
Phosphosite 16:	ZNF749	O43361	T168	GERPYEGTEYGKTFI	83 / 6 AA	81
Phosphosite 17:	USP54	Q70EL1	S399	RTDSSTESYPYKHSH	100 / 5 AA	187
Phosphosite 18:	ARL6IP2	Q8NHH9	Y248	FLIRDWSYPYEHSYG	100 / 5 AA	66
Phosphosite 19:	CRISPLD1	Q9H336	Y146	DEVKDFSYPYEHECN	100 / 5 AA	57
Phosphosite 20:	CTSL2	O60911	S201	GGLDSEESYPYVAVD	100 / 5 AA	37