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:	UBR4
Human P-Site:	S557
P-Site Sequence:	RQRKGSMSSDASAST
UniProt:	Q5T4S7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	UBR4	Q5T4S7	S557	RQRKGSMSSDASAST	100 / 9 AA	574
Phosphosite 1:	UBR4	Q5T4S7	S558	QRKGSMSSDASASTD	100 / 8 AA	574
Phosphosite 2:	UBR4	Q5T4S7	S555	LQRQRKGSMSSDASA	100 / 7 AA	574
Phosphosite 3:	DTX3L	Q8TDB6	S547	PPLKGSVSSEASELD	77 / 9 AA	84
Phosphosite 4:	Lck	P06239	S281	SLKQGSMSPDAFLAE	75 / 8 AA	58
Phosphosite 5:	MusTRD1	Q9UHL9	S477	RSDKGSMSEDCGPGT	85 / 7 AA	106
Phosphosite 6:	MusTRD1	Q9UHL9	S475	NARSDKGSMSEDCGP	85 / 7 AA	106
Phosphosite 7:	MACF1	Q96PK2	S1298	DQRKPRMSSDAKEFI	75 / 8 AA	670
Phosphosite 8:	AFAP1L1	Q8TED9	S387	AELKGSMSRAAGRKI	75 / 8 AA	86
Phosphosite 9:	DTX3L	Q8TDB6	S548	PLKGSVSSEASELDK	75 / 8 AA	84
Phosphosite 10:	ADD3	Q9UEY8	S3	_____MSSDASQGVI	100 / 6 AA	79
Phosphosite 11:	Wnk3	Q9BYP7	S1221	LCLHEMSSDASLPGD	100 / 6 AA	192
Phosphosite 12:	Wnk3	Q9BYP7	S1220	ELCLHEMSSDASLPG	100 / 6 AA	192
Phosphosite 13:	ADD3	Q9UEY8	S2	______MSSDASQGV	100 / 6 AA	79
Phosphosite 14:	GTF2F1	P35269	S218	EDDLEMSSDASDASG	100 / 6 AA	58
Phosphosite 15:	GTF2F1	P35269	S217	LEDDLEMSSDASDAS	100 / 6 AA	58
Phosphosite 16:	C2	P06681	S469	ICGVGNMSANASDQE	62 / 8 AA	83
Phosphosite 17:	SLTM	Q9NWH9	S890	WKSEGSMSTDKRETR	83 / 6 AA	117
Phosphosite 18:	TAF1	P21675	S1659	TNTSLSMSRDASVFQ	85 / 7 AA	213
Phosphosite 19:	TNRC6B	Q9UPQ9	S1472	NKIGSKSSNASWPPE	75 / 8 AA	194
Phosphosite 20:	TNRC6B	Q9UPQ9	S1471	TNKIGSKSSNASWPP	75 / 8 AA	194