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:	REXO1
Human P-Site:	S719
P-Site Sequence:	PARLAEKSPSVHISA
UniProt:	Q8N1G1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	REXO1	Q8N1G1	S719	PARLAEKSPSVHISA	100 / 9 AA	132
Phosphosite 1:	REXO1	Q8N1G1	S721	RLAEKSPSVHISAPG	100 / 7 AA	132
Phosphosite 2:	FSCB	Q5H9T9	S375	LPPPAEKSPSVELLG	100 / 7 AA	89
Phosphosite 3:	DAB2IP	Q5VWQ8	S62	PGSLSEKSPSMEPSA	75 / 8 AA	132
Phosphosite 4:	F8	P00451	S1044	PSLLIENSPSVWQNI	66 / 9 AA	267
Phosphosite 5:	UBAP2L	Q14157	S439	EVFLQEKSPAVATST	75 / 8 AA	115
Phosphosite 6:	GPR123	Q86SQ6	S681	TAAERAPSVHGGHSL	71 / 7 AA	137
Phosphosite 7:	BTBD12	Q8IY92	S1121	VLMFPEKSPSIDLTQ	55 / 9 AA	200
Phosphosite 8:	WDR41	Q9HAD4	S19	PQGLAEKSPLQTIGE	100 / 6 AA	52
Phosphosite 9:	TTC1	Q99614	S221	SILEKDPSIHQAREA	71 / 7 AA	34
Phosphosite 10:	MCR	P08235	S191	PIMCHEKSPSVCSPL	100 / 6 AA	107
Phosphosite 11:	FSCB	Q5H9T9	S377	PPAEKSPSVELLGEI	100 / 6 AA	89
Phosphosite 12:	DEPDC6	Q8TB45	S235	MELLNEKSPSSQETH	66 / 9 AA	46
Phosphosite 13:	CCDC144B	Q3MJ40	S164	NLKVGDKSPSVSPSM	62 / 8 AA	83
Phosphosite 14:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1208	RPWEASPSVHILTEV	85 / 7 AA	165
Phosphosite 15:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S337	RPWEASPSVHILTEV	85 / 7 AA	67
Phosphosite 16:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S337	RPWEASPSVHILTEV	85 / 7 AA	67
Phosphosite 17:	C12orf63	Q6ZTY8	S1051	QILMEEKSPSFQLES	55 / 9 AA	136
Phosphosite 18:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1206	MDRPWEASPSVHILT	85 / 7 AA	165
Phosphosite 19:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S335	MDRPWEASPSVHILT	85 / 7 AA	67
Phosphosite 20:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S335	MDRPWEASPSVHILT	85 / 7 AA	67