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:	S344
P-Site Sequence:	EKYLVKLSDFDREHF
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	S344	EKYLVKLSDFDREHF	100 / 9 AA	194
Phosphosite 1:	KIAA0372	Q6PGP7	S364	AEALIKLSDYDSSEE	66 / 9 AA	175
Phosphosite 2:	SNRK	Q9NRH2	T157	KQGLVKLTDFGFSNK	75 / 8 AA	84
Phosphosite 3:	RPL14	P50914	T105	RERKAKMTDFDRFKV	62 / 8 AA	23
Phosphosite 4:	ZFYVE20	Q9H1K0	T132	IIRLEKLTAFDRTNT	66 / 9 AA	89
Phosphosite 5:	STK38	Q15208	S229	SKGHVKLSDFGLCTG	85 / 7 AA	54
Phosphosite 6:	PAK6	Q9NQU5	S543	LDGRVKLSDFGFCAQ	85 / 7 AA	75
Phosphosite 7:	PAK4	O96013	S457	HDGRVKLSDFGFCAQ	85 / 7 AA	64
Phosphosite 8:	PRKCA	P17252	T337	NLDRVKLTDFNFLMV	71 / 7 AA	77
Phosphosite 9:	C12orf4	Q9NQ89	S75	FIEEESLSDYDRDAE	83 / 6 AA	64
Phosphosite 10:	MAP3K15	Q6ZN16	S791	YSGVVKISDFGTSKR	62 / 8 AA	147
Phosphosite 11:	C12orf4	Q9NQ89	Y77	EEESLSDYDRDAEAS	83 / 6 AA	64
Phosphosite 12:	MAP2	P11137	S1051	GQLDVKISDFGQMAS	62 / 8 AA	200
Phosphosite 13:	PAK5	Q9P286	S585	SDGRIKLSDFGFCAQ	71 / 7 AA	81
Phosphosite 14:	NKEF-B	P32119	S31	AFKEVKLSDYKGKYV	83 / 6 AA	22
Phosphosite 15:	HMBOX1	Q6NT76	S316	QKPGKKLSDLERVTS	71 / 7 AA	47
Phosphosite 16:	TSSK2	Q96PF2	S153	KDFNIKLSDFGFSKR	71 / 7 AA	41
Phosphosite 17:	PRKDC	P78527	S3657	KLLRMKLSDFNDITN	71 / 7 AA	469
Phosphosite 18:	KIAA0372	Q6PGP7	Y366	ALIKLSDYDSSEEAI	71 / 7 AA	175
Phosphosite 19:	TSSK6	Q9BXA6	T153	DERRVKLTDFGFGRQ	71 / 7 AA	30
Phosphosite 20:	SYNE2	Q8WXH0	S1879	EQKLQKLSDFLTLEG	85 / 7 AA	796