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:	S448
P-Site Sequence:	KMGVDVVSDDFLADQ
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	S448	KMGVDVVSDDFLADQ	100 / 9 AA	194
Phosphosite 1:	ZFAT1	Q9P243	S594	LHSQEVVSDDFLLKN	87 / 8 AA	139
Phosphosite 2:	PARP1	P09874	S455	EANIRVVSEDFLQDV	85 / 7 AA	113
Phosphosite 3:	GAPDH-2	O14556	T356	TEDEVVSTDFLGDTH	75 / 8 AA	45
Phosphosite 4:	MYD88	Q99836	S224	RRMVVVVSDDYLQSK	77 / 9 AA	33
Phosphosite 5:	C2	P06681	T660	TDVREVVTDQFLCSG	62 / 8 AA	83
Phosphosite 6:	CTNNA3	Q9UI47	S386	KAIIDHVSDSFLDTT	66 / 9 AA	100
Phosphosite 7:	CTNNA1	P35221	S391	KAVMDHVSDSFLETN	66 / 9 AA	100
Phosphosite 8:	ANK2	Q01484	S3293	AEYESSVSEDFLSSV	83 / 6 AA	430
Phosphosite 9:	MYD88	Q99836	Y227	VVVVSDDYLQSKECD	83 / 6 AA	33
Phosphosite 10:	NUCB2	P80303	S257	FKLHDVNSDGFLDEQ	75 / 8 AA	50
Phosphosite 11:	DDX26B	Q5JSJ4	S718	PNQVDSLSDDFTSLS	75 / 8 AA	97
Phosphosite 12:	ATCAY	Q86WG3	S81	QSEGSLLSDDFLDTP	71 / 7 AA	42
Phosphosite 13:	KIAA1755	Q5JYT7	S268	FRMDEVVSQDFEGDY	71 / 7 AA	131
Phosphosite 14:	MYO1B	O43795	S1094	QKLNIEISDEFLVQF	66 / 6 AA	132
Phosphosite 15:	KIAA1671	Q9BY89	S1183	RRKTDVISDTFPGKI	62 / 8 AA	197
Phosphosite 16:	FBXO46	Q6PJ61	S453	CRLYRHVSHDFLEIR	83 / 6 AA	69
Phosphosite 17:	FBXO34	Q9NWN3	S555	SSWKKQVSHDFLETR	83 / 6 AA	79
Phosphosite 18:	RALBP1	Q15311	S62	HEPPDVVSDDEKDHG	100 / 6 AA	76
Phosphosite 19:	NELF	Q6X4W1	S209	MYSVDRVSDDIPIRT	75 / 8 AA	60
Phosphosite 20:	KIAA2022	Q5QGS0	T1023	KDGDDDITDDFLAHC	62 / 8 AA	168