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_5q33.3 provirus ancestral Gag polyprotein
Human P-Site:	S403
P-Site Sequence:	LGIGQNWSTISQQAL
UniProt:	P87889
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_5q33.3 provirus ancestral Gag polyprotein	P87889	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 1:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 2:	ERVK6	Q7LDI9	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 3:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 4:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 5:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S403	LGIGQNWSTISQQAL	100 / 9 AA	124
Phosphosite 6:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 7:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S403	LGIGQNWSTISQQAL	100 / 9 AA	72
Phosphosite 8:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 9:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S403	LGIGQNWSTISQQAL	100 / 9 AA	74
Phosphosite 10:	ERVK5	Q9HDB9	S403	LGTGPNWSTINQQSV	77 / 9 AA	74
Phosphosite 11:	ATP5A1	P25705	S254	VAIGQKRSTVAQLVK	55 / 9 AA	60
Phosphosite 12:	GLRX5	Q86SX6	T108	KDYSNWPTIPQVYLN	71 / 7 AA	17
Phosphosite 13:	C8A	P07357	S439	GGLAQNRSTITYRSW	62 / 8 AA	65
Phosphosite 14:	CACNA1A	O00555	S2114	RPRGNNLSTISDTSP	66 / 9 AA	282
Phosphosite 15:	CHD8	Q9HCK8	S686	HCEWATISQLEKDKR	83 / 6 AA	291
Phosphosite 16:	VRK2	Q86Y07	T473	SSTGLWPTISQFTLS	83 / 6 AA	58
Phosphosite 17:	EP300	Q09472	S454	QQSAPNLSTVSQIDP	55 / 9 AA	264
Phosphosite 18:	STAT1	P42224	T264	DQLQNWFTIVAESLQ	83 / 6 AA	87
Phosphosite 19:	C8A	P07357	T440	GLAQNRSTITYRSWG	71 / 7 AA	65
Phosphosite 20:	VRK2	Q86Y07	S475	TGLWPTISQFTLSEE	83 / 6 AA	58