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:	USP27X
Human P-Site:	Y134
P-Site Sequence:	SSLFRELYSGNPSPH
UniProt:	A6NNY8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP27X	A6NNY8	Y134	SSLFRELYSGNPSPH	100 / 9 AA	50
Phosphosite 1:	USP27X	A6NNY8	S135	SLFRELYSGNPSPHV	100 / 8 AA	50
Phosphosite 2:	MS4A7	Q9GZW8	Y211	VFWWKQLYSNNPGSS	55 / 9 AA	26
Phosphosite 3:	nNOS	P29475	Y1314	KGVFRELYTAYSREP	55 / 9 AA	161
Phosphosite 4:	BRWD1	Q9NSI6	S816	NRSWRELSSGNESSS	75 / 8 AA	263
Phosphosite 5:	BEAN	Q3B7T3	Y141	ATVLRELYPDSPPGY	55 / 9 AA	29
Phosphosite 6:	CR2	P20023	Y1024	HLEAREVYSVDPYNP	62 / 8 AA	113
Phosphosite 7:	PSMD1	Q99460	Y713	VNQFRQLYSKVINDK	83 / 6 AA	106
Phosphosite 8:	CR2	P20023	S1025	LEAREVYSVDPYNPA	62 / 8 AA	113
Phosphosite 9:	KIAA1853	A7MD48	S324	SKSRELNSGNTSDSG	85 / 7 AA	69
Phosphosite 10:	FAM38A	Q92508	Y1808	AQMKRELYNGTADIT	62 / 8 AA	233
Phosphosite 11:	GPC1	P35052	Y145	ARAFRDLYSELRLYY	83 / 6 AA	62
Phosphosite 12:	FAM83F	Q8NEG4	Y292	DTEFRELYAISEEVD	83 / 6 AA	55
Phosphosite 13:	KBTBD12	Q3ZCT8	Y378	TAEFRELYALGSIHN	83 / 6 AA	71
Phosphosite 14:	CD3-epsilon	P07766	Y199	RKGQRDLYSGLNQRR	83 / 6 AA	23
Phosphosite 15:	CD3-epsilon	P07766	S200	KGQRDLYSGLNQRRI	83 / 6 AA	23
Phosphosite 16:	EIF2C3	Q9H9G7	Y93	YDGKRSLYTANPLPV	62 / 8 AA	97
Phosphosite 17:	EIF2C3	Q9H9G7	T94	DGKRSLYTANPLPVA	62 / 8 AA	97
Phosphosite 18:	C3orf31	Q96BW9	Y216	IAHFRELYGSILQEN	71 / 7 AA	36
Phosphosite 19:	TNK2	Q07912	Y486	PDRIDELYLGNPMDP	85 / 7 AA	115
Phosphosite 20:	KCNK1	O00180	Y245	NQKFRELYKIGITCY	100 / 5 AA	38