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:	S263
P-Site Sequence:	EYIDYEFSVLKEKIT
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	S263	EYIDYEFSVLKEKIT	100 / 9 AA	194
Phosphosite 1:	RP2	O75695	S43	DPKDYMFSGLKDETV	66 / 9 AA	40
Phosphosite 2:	MRPL48	Q96GC5	Y88	NLGTDYEYGVLNIHL	62 / 8 AA	24
Phosphosite 3:	CELF4	Q9BZC1	T84	FGKIYELTVLKDRFT	62 / 8 AA	52
Phosphosite 4:	CELF6	Q96J87	T76	FGRIYELTVLKDRLT	62 / 8 AA	50
Phosphosite 5:	CELF5	Q8N6W0	T75	FGRIYELTVLKDPYT	62 / 8 AA	52
Phosphosite 6:	XRN1	Q8IZH2	Y260	LMREYIDYEFSVLKE	100 / 6 AA	194
Phosphosite 7:	WWC1	Q8IX03	S1010	SQLTQEISVLKELKE	85 / 7 AA	125
Phosphosite 8:	ICA1	Q05084	T265	GYQPYEFTTLKSLQD	71 / 7 AA	55
Phosphosite 9:	SLC16A6	O15403	S287	KAPLLDFSILKEKSF	71 / 7 AA	58
Phosphosite 10:	FHAD1	B1AJZ9	S1055	QQQSKELSVLKEKMA	85 / 7 AA	162
Phosphosite 11:	Eps8	Q12929	S551	ARNNSELSVLKDDIL	55 / 9 AA	92
Phosphosite 12:	EPS8L2	Q9H6S3	S512	ARNANELSVLKDEVL	62 / 8 AA	81
Phosphosite 13:	AGBL5	Q8NDL9	Y52	GIASSPDYEFNVWTR	83 / 6 AA	98
Phosphosite 14:	ZNF507	Q8TCN5	S138	KFLSSSFSVLKDHIK	83 / 6 AA	106
Phosphosite 15:	TTN	Q8WZ42	Y23734	GLIENHDYEFRVSAE	83 / 6 AA	3816
Phosphosite 16:	PPP3CA	Q08209	S411	GKMARVFSVLREESE	83 / 6 AA	59
Phosphosite 17:	PPP3CB	P16298	S420	GKMARVFSVLREESE	83 / 6 AA	59
Phosphosite 18:	CCDC88A	Q3V6T2	S1290	TRLEAEFSKLKEQYQ	66 / 9 AA	216
Phosphosite 19:	GOLGA4	Q13439	S708	HKLEEELSVLKDQTD	55 / 9 AA	261
Phosphosite 20:	PRKCI	P41743	Y430	EILRGEDYGFSVDWW	83 / 6 AA	68