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:	S1398
P-Site Sequence:	RDEYGLPSQPKQNKK
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	S1398	RDEYGLPSQPKQNKK	100 / 9 AA	194
Phosphosite 1:	TTN	Q8WZ42	S20020	QFPFGVPSEPKNARV	62 / 8 AA	3816
Phosphosite 2:	DUSP3	P51452	S27	SGCYSLPSQPCNEVT	85 / 7 AA	20
Phosphosite 3:	C1orf112	Q9NSG2	S355	VVMDKLPSQPKEVQT	85 / 7 AA	97
Phosphosite 4:	AFAP1L2	Q8N4X5	S495	TYIDGLPSQDRQEEL	75 / 8 AA	91
Phosphosite 5:	EIF4ENIF1	Q9NRA8	S499	KASGTLPSQPKVSRN	100 / 6 AA	108
Phosphosite 6:	Nur77	P22736	S351	GRRGRLPSKPKQPPD	85 / 7 AA	64
Phosphosite 7:	SHANK2	Q9UPX8	S1366	SDVFSLPSQPPSGDL	71 / 7 AA	159
Phosphosite 8:	SOX7	Q9BT81	T203	TYPYGLPTPPEMSPL	71 / 7 AA	42
Phosphosite 9:	CEP170L	Q96L14	S224	FPSAMLPSPPKQKSS	85 / 7 AA	33
Phosphosite 10:	CEP170	Q5SW79	S1515	FPSAMLPSPPKQKSS	85 / 7 AA	175
Phosphosite 11:	C2orf85	Q14D33	S415	TNAGGLPSQVKGSLA	85 / 7 AA	60
Phosphosite 12:	RBM19	Q9Y4C8	S97	SKHAQKPSQPKQPPK	100 / 6 AA	107
Phosphosite 13:	CTH	P32929	S296	VIYPGLPSHPQHELV	62 / 8 AA	45
Phosphosite 14:	APBB2	Q92870	S153	SSCEILPSQPRRTKS	71 / 7 AA	83
Phosphosite 15:	RRP1B	Q14684	S587	LELCGLPSQKTASLK	83 / 6 AA	84
Phosphosite 16:	CARD6	Q9BX69	S965	KPFHSVPSQPKSSQT	62 / 8 AA	116
Phosphosite 17:	VTA1	Q9NP79	T188	AGAASLPTQPTQPSS	62 / 8 AA	34
Phosphosite 18:	RTTN	Q86VV8	S1262	PHFYGLPSLERTLRG	62 / 8 AA	249
Phosphosite 19:	SCAND3	Q6R2W3	S804	RKSSELKSQPKQVFN	85 / 7 AA	152
Phosphosite 20:	XRN1	Q8IZH2	Y1394	SSNRRDEYGLPSQPK	100 / 5 AA	194