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:	HERV-K_1q22 provirus ancestral Pol protein
Human P-Site:	S1208
P-Site Sequence:	RPWEASPSVHILTEV
UniProt:	P63135
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1208	RPWEASPSVHILTEV	100 / 9 AA	165
Phosphosite 1:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S337	RPWEASPSVHILTEV	100 / 9 AA	67
Phosphosite 2:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S337	RPWEASPSVHILTEV	100 / 9 AA	67
Phosphosite 3:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	S448	RPWEASPSIHILTEV	88 / 9 AA	75
Phosphosite 4:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	S337	RPWEASPSIHILTEI	88 / 9 AA	64
Phosphosite 5:	REXO1	Q8N1G1	S721	RLAEKSPSVHISAPG	87 / 8 AA	132
Phosphosite 6:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1206	MDRPWEASPSVHILT	100 / 7 AA	165
Phosphosite 7:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S335	MDRPWEASPSVHILT	100 / 7 AA	67
Phosphosite 8:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S335	MDRPWEASPSVHILT	100 / 7 AA	67
Phosphosite 9:	HERV-K_16p3.3 provirus ancestral Env polyprotein	Q9NX77	S272	RPWESSPSIHIVNEV	66 / 9 AA	55
Phosphosite 10:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	S446	MDRPWEASPSIHILT	85 / 7 AA	75
Phosphosite 11:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	S335	TDRPWEASPSIHILT	85 / 7 AA	64
Phosphosite 12:	FANCB	Q8NB91	S456	LCGEEENSVHILDEK	66 / 9 AA	98
Phosphosite 13:	FSCB	Q5H9T9	S343	PSAEESPSVELLAEI	66 / 9 AA	89
Phosphosite 14:	C3orf30	Q96M34	S239	VPSDQSPSVQIDSGS	62 / 8 AA	60
Phosphosite 15:	TDRD7	Q8NHU6	S466	IPTEASPSVLVVELS	66 / 9 AA	124
Phosphosite 16:	ZNF609	O15014	S1209	GSKEPRPSVHVPVSS	62 / 8 AA	151
Phosphosite 17:	RGNEF	Q8N1W1	S425	LPTETSPSVYPLSEN	66 / 9 AA	192
Phosphosite 18:	AML1	Q01196	S266	QYLGSIASPSVHPAT	100 / 6 AA	49
Phosphosite 19:	ABR	Q12979	S366	SPEESEASPQVHPFP	85 / 7 AA	98
Phosphosite 20:	REXO1	Q8N1G1	S719	PARLAEKSPSVHISA	85 / 7 AA	132