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:	S1046
P-Site Sequence:	VSTLSRSSCDLQILD
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	S1046	VSTLSRSSCDLQILD	100 / 9 AA	194
Phosphosite 1:	NLRP7	Q8WX94	T703	CDHVTRSTCHLQKVE	55 / 9 AA	112
Phosphosite 2:	TRIOBP	Q9H2D6	S2279	GRSNERSSCELEVLL	71 / 7 AA	261
Phosphosite 3:	ZNF285A	Q96NJ3	S189	DDSLSWTSCDHHESQ	55 / 9 AA	68
Phosphosite 4:	ULK3	Q6PHR2	S468	LSESVRSSCTLQ___	85 / 7 AA	24
Phosphosite 5:	SPEN	Q96T58	S1082	GSGSRPSSDLQARLG	75 / 8 AA	402
Phosphosite 6:	SPEN	Q96T58	S1081	VGSGSRPSSDLQARL	75 / 8 AA	402
Phosphosite 7:	STX1A	Q16623	S110	EEGLNRSSADLRIRK	66 / 9 AA	33
Phosphosite 8:	STX1B	P61266	S109	EEGLNRSSADLRIRK	66 / 9 AA	33
Phosphosite 9:	K23	Q9C075	S323	SETQSRYSCKLQDMQ	75 / 8 AA	48
Phosphosite 10:	LAMA5	O15230	S777	PEGCTRCSCDLRGTL	62 / 8 AA	400
Phosphosite 11:	NPAS2	Q99743	S472	APLPSPSSCDLTQQL	85 / 7 AA	92
Phosphosite 12:	KCTD16	Q68DU8	S314	CNDLSTSSCDSQSEA	77 / 9 AA	49
Phosphosite 13:	NELF	Q6X4W1	S308	TSHDSRDSSDLQSSH	75 / 8 AA	60
Phosphosite 14:	TRIOBP	Q9H2D6	S2278	CGRSNERSSCELEVL	83 / 6 AA	261
Phosphosite 15:	FGD6	Q6ZV73	S157	TLTIKTRSKCDLYGE	71 / 7 AA	161
Phosphosite 16:	NPAS2	Q99743	S471	PAPLPSPSSCDLTQQ	85 / 7 AA	92
Phosphosite 17:	NELF	Q6X4W1	S309	SHDSRDSSDLQSSHC	75 / 8 AA	60
Phosphosite 18:	Putative scavenger receptor cysteine-rich domain-containing protein LOC619207	Q4G0T1	S214	RLDNNFRSGCDLRLD	83 / 6 AA	25
Phosphosite 19:	XRN1	Q8IZH2	S1043	GHPVSTLSRSSCDLQ	100 / 6 AA	194
Phosphosite 20:	MINPP1	Q9UNW1	S335	GYTINSRSSCTLFQD	85 / 7 AA	55