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_8p23.1 provirus ancestral Gag polyprotein
Human P-Site:	S101
P-Site Sequence:	PFQTEEDSISVSDAP
UniProt:	P62685
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_8p23.1 provirus ancestral Gag polyprotein	P62685	S101	PFQTEEDSISVSDAP	100 / 9 AA	72
Phosphosite 1:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S101	PFQTEEDSISVSDAP	100 / 9 AA	74
Phosphosite 2:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S101	PFQTEEDSISVSDAP	100 / 9 AA	124
Phosphosite 3:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S101	PFQTEEDSISVSDAP	100 / 9 AA	74
Phosphosite 4:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S101	PFQTEEDSISVSDAP	100 / 9 AA	74
Phosphosite 5:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S101	PFQTEEDSVSVSDAP	88 / 9 AA	74
Phosphosite 6:	ERVK6	Q7LDI9	S101	PFQTEEDSVSVSDAP	88 / 9 AA	74
Phosphosite 7:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S101	PFQTEEDSVSVSDAP	88 / 9 AA	74
Phosphosite 8:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S101	PFQTEEDSVSVSDAP	88 / 9 AA	74
Phosphosite 9:	KBTBD4	Q9NVX7	S264	LHCAEDDSISVSGQN	77 / 9 AA	58
Phosphosite 10:	ERVK5	Q9HDB9	S101	PFQTKEDSVSVSDAP	77 / 9 AA	74
Phosphosite 11:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S101	PFQTEKDSVSVSDAL	77 / 9 AA	74
Phosphosite 12:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S103	QTEEDSISVSDAPGS	100 / 7 AA	74
Phosphosite 13:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S103	QTEEDSISVSDAPGS	100 / 7 AA	124
Phosphosite 14:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S103	QTEEDSISVSDAPGS	100 / 7 AA	74
Phosphosite 15:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S103	QTEEDSISVSDAPGS	100 / 7 AA	72
Phosphosite 16:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S103	QTEEDSISVSDAPGS	100 / 7 AA	74
Phosphosite 17:	MUC4	Q99102	S416	LGNTEETSLSVSGTI	77 / 9 AA	232
Phosphosite 18:	RFX6	Q8HWS3	S445	GIYTEHDSITVFQEL	75 / 8 AA	102
Phosphosite 19:	KBTBD4	Q9NVX7	S266	CAEDDSISVSGQNSL	85 / 7 AA	58
Phosphosite 20:	FAM149B1	Q96BN6	S218	MERDEEDSIIVSEGI	87 / 8 AA	65