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:	XRN2
Human P-Site:	S473
P-Site Sequence:	MQNNSSPSISPNTSF
UniProt:	Q9H0D6
Intern. Prot. ID:	IPI00100151

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XRN2	Q9H0D6	S473	MQNNSSPSISPNTSF	100 / 9 AA	109
Phosphosite 1:	DUSP19	Q8WTR2	S186	LVKNARPSICPNSGF	66 / 9 AA	24
Phosphosite 2:	XRN2	Q9H0D6	S475	NNSSPSISPNTSFTS	100 / 7 AA	109
Phosphosite 3:	EIF4G3	O43432	S30	TIPNSSPSIRPGAQT	87 / 8 AA	177
Phosphosite 4:	DUSP8	Q13202	S282	FVKDRRPSISPNFNF	66 / 9 AA	66
Phosphosite 5:	HTR3D	Q70Z44	S163	ASANWTPSISPSMDR	75 / 8 AA	50
Phosphosite 6:	ASCL1	P50553	T192	QAGVLSPTISPNYSN	85 / 7 AA	25
Phosphosite 7:	TSHZ3	Q63HK5	Y359	LQKNSNPYITPNNRY	66 / 9 AA	119
Phosphosite 8:	XRN2	Q9H0D6	S471	MRMQNNSSPSISPNT	100 / 7 AA	109
Phosphosite 9:	ASCL1	P50553	S194	GVLSPTISPNYSNDL	85 / 7 AA	25
Phosphosite 10:	RbBP6	Q7Z6E9	S1697	NQSHSSPSVSPSRSH	66 / 9 AA	202
Phosphosite 11:	CKAP2L	Q8IYA6	S395	SAIPSTPSIRPNGTS	75 / 8 AA	84
Phosphosite 12:	DUSP8	Q13202	S284	KDRRPSISPNFNFLG	100 / 6 AA	66
Phosphosite 13:	PTGER4	P35408	S11	PGVNSSASLSPDRLN	66 / 9 AA	53
Phosphosite 14:	SYT16	Q17RD7	S108	SAQNSSPSLSQHAKD	66 / 9 AA	72
Phosphosite 15:	KLF13	Q9Y2Y9	T281	RSDASSPTISPASSP	85 / 7 AA	31
Phosphosite 16:	ATF7	P17544	S255	PPVNSSGSISPSGHP	87 / 8 AA	53
Phosphosite 17:	PARP12	Q9H0J9	S261	ERKDSSGSVSPNTLS	66 / 9 AA	79
Phosphosite 18:	Elk-3	P41970	S245	PFSSRSPSLSPNSPL	85 / 7 AA	44
Phosphosite 19:	BSN	Q9UPA5	S145	SGRSPSVSPDRGSTP	71 / 7 AA	416
Phosphosite 20:	BSN	Q9UPA5	S143	QRSGRSPSVSPDRGS	71 / 7 AA	416