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:	USE1
Human P-Site:	S55
P-Site Sequence:	VHASKPASEVINEYS
UniProt:	Q9NZ43
Intern. Prot. ID:	IPI00020515

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USE1	Q9NZ43	S55	VHASKPASEVINEYS	100 / 9 AA	29
Phosphosite 1:	PBX4	Q9BYU1	T222	RNFSKQATEVLNEYF	66 / 9 AA	41
Phosphosite 2:	PBX2	P40425	T256	RNFSKQATEVLNEYF	66 / 9 AA	46
Phosphosite 3:	RBM19	Q9Y4C8	S167	KGKSKPASDYLNFDS	66 / 9 AA	107
Phosphosite 4:	DKFZP434B061	Q9UF83	S560	CPASTPSSEVIS___	66 / 9 AA	59
Phosphosite 5:	PLA2G4F	Q68DD2	S169	EKSQVPASEVITNGV	85 / 7 AA	95
Phosphosite 6:	ATP5C1	P36542	S265	DNASKNASEMIDKLT	66 / 9 AA	33
Phosphosite 7:	DKFZP434B061	Q9UF83	S559	QCPASTPSSEVIS__	75 / 8 AA	59
Phosphosite 8:	ATP2B4	P23634	S594	RMYSKGASEIILRKC	75 / 8 AA	138
Phosphosite 9:	ELAVL1	Q15717	S100	VSYARPSSEVIKDAN	55 / 9 AA	36
Phosphosite 10:	ELAVL1	Q15717	S99	KVSYARPSSEVIKDA	62 / 8 AA	36
Phosphosite 11:	DDX43	Q9NXZ2	S600	RNDWRVASELINILE	55 / 9 AA	73
Phosphosite 12:	TOPBP1	Q92547	S864	RKPSTPLSEVIVKNL	75 / 8 AA	171
Phosphosite 13:	RIF1	Q5UIP0	S524	NKKEKPGSEVLTLLL	62 / 8 AA	274
Phosphosite 14:	RSC1A1	Q92681	S371	VVSSKPASENTSEEV	100 / 6 AA	67
Phosphosite 15:	BRD9	Q9H8M2	S273	AKKSKKPSREVISCM	71 / 7 AA	67
Phosphosite 16:	ARFGEF2	Q9Y6D5	S218	PIQSKPQSPVIQAAA	75 / 8 AA	202
Phosphosite 17:	RP1L1	Q8IWN7	S2038	EGQAQPESEVIESQE	55 / 9 AA	261
Phosphosite 18:	DOCK2	Q92608	S1663	STPSKPTSESFDLEL	55 / 9 AA	212
Phosphosite 19:	C11orf51	P60006	S59	VPIGKPASEHYDDEE	55 / 9 AA	14
Phosphosite 20:	OBSCN	Q5VST9	S5362	EPEEKPASDVHEQLV	83 / 6 AA	868