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:	S88
P-Site Sequence:	IFAQFQHSREKALPS
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	S88	IFAQFQHSREKALPS	100 / 9 AA	121
Phosphosite 1:	GABBR2	O75899	S434	KFTQFQDSREVKVGE	85 / 7 AA	106
Phosphosite 2:	USP54	Q70EL1	S89	IFNQFQCSSEKVLPS	66 / 9 AA	187
Phosphosite 3:	GPR19	Q15760	S176	YPLSFKVSREKAKKM	75 / 8 AA	48
Phosphosite 4:	ZNF280C	Q8ND82	S482	CRLQFLTSKEKAEHK	66 / 9 AA	83
Phosphosite 5:	TSPYL6	Q8N831	S26	DPHQGQRSREKSKAT	66 / 9 AA	46
Phosphosite 6:	NIN	Q8N4C6	S1873	TKAELTHSREKVRQL	55 / 9 AA	243
Phosphosite 7:	PBXIP1	Q96AQ6	S469	QKSHFQNSREWSGKE	71 / 7 AA	81
Phosphosite 8:	ARID2	Q68CP9	S29	ELRQFHHSRGSPFKK	55 / 9 AA	197
Phosphosite 9:	ZNF596	Q8TC21	T274	RRHEMIHTREKAQIC	55 / 9 AA	59
Phosphosite 10:	TTN	Q8WZ42	S13774	AVFSCQLSREKANVK	85 / 7 AA	3816
Phosphosite 11:	STARD9	Q9P2P6	S1045	FSPVMDHSREKDNDL	71 / 7 AA	507
Phosphosite 12:	MED13L	Q71F56	S2074	VGSHFQHSRSQGERL	83 / 6 AA	243
Phosphosite 13:	MBOAT4	Q96T53	S322	RRLVFQHSRAWPLLQ	83 / 6 AA	50
Phosphosite 14:	SLC9A2	Q9UBY0	S752	STPPTPHSREKGTQT	71 / 7 AA	92
Phosphosite 15:	ARHGAP14	O43295	S405	VSDAFQHSRSTESVK	100 / 5 AA	125
Phosphosite 16:	TSKS	Q9UJT2	S431	FGRQFQNSRRGPDLS	83 / 6 AA	65
Phosphosite 17:	LRRC53	A6NM62	S893	DVLPFQHSRRATDQG	83 / 6 AA	141
Phosphosite 18:	HERC2	O95714	S1044	CLDFEQHSRERSASL	71 / 7 AA	527
Phosphosite 19:	ARHGAP13	Q7Z6B7	S405	VSECFQHSRSTESVK	100 / 5 AA	124
Phosphosite 20:	ZNF225	Q9UK10	S647	LTHQRLHSREKLLQC	75 / 8 AA	82