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:	CTSO
Human P-Site:	Y284
P-Site Sequence:	DKTGSTPYWIVRNSW
UniProt:	P43234
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSO	P43234	Y284	DKTGSTPYWIVRNSW	100 / 9 AA	36
Phosphosite 1:	CTSO	P43234	T282	GFDKTGSTPYWIVRN	100 / 7 AA	36
Phosphosite 2:	CTSZ	Q9UBR2	Y256	GISDGTEYWIVRNSW	66 / 9 AA	34
Phosphosite 3:	PTTG1IP	P53801	Y12	VARGPTPYWRLRLGG	66 / 9 AA	20
Phosphosite 4:	CTSO	P43234	S281	TGFDKTGSTPYWIVR	100 / 6 AA	36
Phosphosite 5:	CTSH	P09668	Y296	GEKNGIPYWIVKNSW	62 / 8 AA	37
Phosphosite 6:	CTSB	P07858	Y293	GVENGTPYWLVANSW	71 / 7 AA	38
Phosphosite 7:	KIAA1467	A2RU67	Y419	RGQNLTPYWALRLQG	71 / 7 AA	67
Phosphosite 8:	SMC3	Q9UQE7	Y137	FSRSNPYYIVKQGKI	62 / 8 AA	142
Phosphosite 9:	FSD1	Q9BTV5	Y357	LIDGGEHYWEVRYEP	55 / 9 AA	56
Phosphosite 10:	CTSW	P56202	T324	QPQPPHPTPYWILKN	83 / 6 AA	42
Phosphosite 11:	SMC3	Q9UQE7	Y136	GFSRSNPYYIVKQGK	62 / 8 AA	142
Phosphosite 12:	PTTG1IP	P53801	T10	PGVARGPTPYWRLRL	83 / 6 AA	20
Phosphosite 13:	NRL	P54845	Y44	ASLGSTPYSSVPPSP	66 / 9 AA	26
Phosphosite 14:	Smad2	Q15796	T434	RRQTVTSTPCWIELH	83 / 6 AA	52
Phosphosite 15:	SMAD3	P84022	T392	RRQTVTSTPCWIELH	83 / 6 AA	48
Phosphosite 16:	C16orf65	Q8IXQ8	Y222	EVRAPSPYWIMVKQD	50 / 8 AA	30
Phosphosite 17:	DIXDC1	Q155Q3	Y195	DEEIENPYWSVRALV	71 / 7 AA	77
Phosphosite 18:	SCRIB	Q14160	T883	IAGGKGSTPYRAGDA	83 / 6 AA	175
Phosphosite 19:	SCRIB	Q14160	Y885	GGKGSTPYRAGDAGI	83 / 6 AA	175
Phosphosite 20:	CR2	P20023	Y108	KIRGSTPYRHGDSVT	83 / 6 AA	113