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:	XRN1
Human P-Site:	Y273
P-Site Sequence:	KEKITFKYDIERIID
UniProt:	Q8IZH2
Intern. Prot. ID:	IPI00657805

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XRN1	Q8IZH2	Y273	KEKITFKYDIERIID	100 / 9 AA	194
Phosphosite 1:	XRN1	Q8IZH2	T270	SVLKEKITFKYDIER	100 / 6 AA	194
Phosphosite 2:	IQGAP2	Q13576	Y1286	SLVLTSKYDIEDGEA	75 / 8 AA	181
Phosphosite 3:	ACTL8	Q9H568	Y65	CHPDTFSYPIERGRI	75 / 8 AA	41
Phosphosite 4:	EEA1	Q15075	Y179	IADIKSKYDEERSLR	66 / 9 AA	162
Phosphosite 5:	DNASE2B	Q8WZ79	T173	GQSGICITFKYNQYE	83 / 6 AA	42
Phosphosite 6:	KIAA1109	Q2LD37	Y4256	IGSASFKYDMRRLSE	62 / 8 AA	555
Phosphosite 7:	CYP7A1	P22680	T406	EIYPDPLTFKYDRYL	83 / 6 AA	58
Phosphosite 8:	DNASE2B	Q8WZ79	Y176	GICITFKYNQYEAID	83 / 6 AA	42
Phosphosite 9:	FAM92B	Q6ZTR7	Y210	AFQTLEKYDLERDLL	83 / 6 AA	35
Phosphosite 10:	UGCGL2	Q9NYU1	Y599	ILGIHSKYDEERKAG	66 / 9 AA	175
Phosphosite 11:	APOB	P04114	Y1053	EATMTFKYNRQSMTL	50 / 8 AA	516
Phosphosite 12:	CYP7A1	P22680	Y409	PDPLTFKYDRYLDEN	83 / 6 AA	58
Phosphosite 13:	TBC1D23	Q9NUY8	Y658	PELITFKYGNSSASG	83 / 6 AA	78
Phosphosite 14:	SBNO2	Q9Y2G9	Y314	SVSNDLKYDAERDLR	71 / 7 AA	150
Phosphosite 15:	SBNO1	A3KN83	Y357	SVSNDLKYDAERDLR	71 / 7 AA	154
Phosphosite 16:	TBC1D23	Q9NUY8	T655	KKHPELITFKYGNSS	83 / 6 AA	78
Phosphosite 17:	GLUD2	P49448	Y458	YGRLTFKYERDSNYH	50 / 8 AA	61
Phosphosite 18:	GLUD1	P00367	Y458	YGRLTFKYERDSNYH	50 / 8 AA	61
Phosphosite 19:	NFRKB	Q6P4R8	Y640	EKDPCVKYDIGRKLW	83 / 6 AA	142
Phosphosite 20:	GJA1	P17302	Y137	IEIKKFKYGIEEHGK	71 / 7 AA	43