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:	USP53
Human P-Site:	S95
P-Site Sequence:	SREKALPSDNIRHAL
UniProt:	Q70EK8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP53	Q70EK8	S95	SREKALPSDNIRHAL	100 / 9 AA	121
Phosphosite 1:	USP54	Q70EL1	S96	SSEKVLPSDTLRSAL	66 / 9 AA	187
Phosphosite 2:	PKG2	Q13237	S362	FGEKALISDDVRSAN	66 / 9 AA	87
Phosphosite 3:	N4BP2L1	Q5TBK1	S206	DRNNALPSNNARYWN	66 / 9 AA	29
Phosphosite 4:	LGR4	Q9BXB1	S122	NQLKTVPSEAIRGLS	55 / 9 AA	104
Phosphosite 5:	NUP210	Q8TEM1	S383	FSNKVYVSDNIRIET	66 / 9 AA	205
Phosphosite 6:	OBSCN	Q5VST9	S7824	SQEKVLPSDKFKDYL	55 / 9 AA	868
Phosphosite 7:	PLCB4	Q15147	T733	MYGLPTDTIRKEFRT	71 / 7 AA	134
Phosphosite 8:	SART1	O43290	S463	PVPQPLPSDDTRVEN	55 / 9 AA	90
Phosphosite 9:	ATXN1	P54253	S35	EKAPTLPSDNHRVEG	75 / 8 AA	87
Phosphosite 10:	CCDC96	Q2M329	T490	QAREGLRTDNIRLNQ	62 / 8 AA	63
Phosphosite 11:	EGFLAM	Q63HQ2	S231	PSPRSWPSDIIRTLC	55 / 9 AA	111
Phosphosite 12:	PLEKHA4	Q9H4M7	S103	LGSVLLPSYNIRPDG	85 / 7 AA	85
Phosphosite 13:	KYNU	Q16719	S167	LEAKAFPSDHYAIES	62 / 8 AA	52
Phosphosite 14:	PLEKHA4	Q9H4M7	Y104	GSVLLPSYNIRPDGP	85 / 7 AA	85
Phosphosite 15:	BIN1	O00499	S286	FTVKAQPSDNAPAKG	85 / 7 AA	65
Phosphosite 16:	KIAA1731	Q9C0D2	S837	HDRPLLPSENITAQQ	83 / 6 AA	295
Phosphosite 17:	USP54	Q70EL1	T98	EKVLPSDTLRSALAK	71 / 7 AA	187
Phosphosite 18:	C19orf21	Q8IVT2	S394	PGLRRALSSDSILSP	62 / 8 AA	75
Phosphosite 19:	BUB1B	O60566	S633	MSLKDLPSDPERLLP	66 / 9 AA	120
Phosphosite 20:	SI	P14410	S235	QISARLPSDYIYGIG	83 / 6 AA	209