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:	S655
P-Site Sequence:	QEIGSRSSLESNGKG
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	S655	QEIGSRSSLESNGKG	100 / 9 AA	121
Phosphosite 1:	USP53	Q70EK8	S654	KQEIGSRSSLESNGK	100 / 8 AA	121
Phosphosite 2:	RGPD5	Q99666	S200	RNIALRSSLEWNSCV	85 / 7 AA	199
Phosphosite 3:	RGPD4	Q7Z3J3	S200	RNIALRSSLEWNSCV	85 / 7 AA	198
Phosphosite 4:	RGPD1	Q68DN6	S191	RNIALRSSLEWNSCV	85 / 7 AA	197
Phosphosite 5:	RanBP2	P49792	S200	RNIALRSSLEWNSCV	85 / 7 AA	358
Phosphosite 6:	RGPD3	A6NKT7	S200	RNIALRSSLEWNSCV	85 / 7 AA	198
Phosphosite 7:	CCDC85C	A6NKD9	S178	GGGAGSRSSIDSQAS	75 / 8 AA	45
Phosphosite 8:	SEC14L5	O43304	S665	DFRGSMSSLESCTSG	87 / 8 AA	79
Phosphosite 9:	CCDC85C	A6NKD9	S179	GGAGSRSSIDSQASL	75 / 8 AA	45
Phosphosite 10:	SEC14L5	O43304	S664	EDFRGSMSSLESCTS	87 / 8 AA	79
Phosphosite 11:	DST	Q03001	S24	NTTSTRTSLDSNENL	62 / 8 AA	372
Phosphosite 12:	FAM75B	Q5VZV4	S87	PDGASRSSLEPMEDA	75 / 8 AA	20
Phosphosite 13:	CCDC88B	A6NC98	S597	EKAGRRSSLQSPASV	75 / 8 AA	165
Phosphosite 14:	CCDC88B	A6NC98	S596	PEKAGRRSSLQSPAS	75 / 8 AA	165
Phosphosite 15:	BEGAIN	Q9BUH8	S544	PEQGSRDSLEPSSME	66 / 9 AA	65
Phosphosite 16:	STAT1	P42224	S72	DDQYSRFSLENNFLL	75 / 8 AA	87
Phosphosite 17:	RCBTB2	O95199	S422	RCEHFRSSLEDNEDD	85 / 7 AA	60
Phosphosite 18:	C10orf12	Q8N655	S851	RSRKCRSSLESQKCS	85 / 7 AA	137
Phosphosite 19:	DOCK2	Q92608	S516	FMFRHRSSLESKDKG	85 / 7 AA	212
Phosphosite 20:	FAM75B	Q5VZV4	S86	APDGASRSSLEPMED	75 / 8 AA	20