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_19p13.11 provirus ancestral Gag polyprotein
Human P-Site:	Y220
P-Site Sequence:	WPPAELQYQPPPESQ
UniProt:	P62684
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_19p13.11 provirus ancestral Gag polyprotein	P62684	Y220	WPPAELQYQPPPESQ	100 / 9 AA	74
Phosphosite 1:	ERVK6	Q7LDI9	Y220	WPPAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 2:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	Y220	WPLAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 3:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	Y220	WPPAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 4:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	Y220	WPPAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 5:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	Y220	WPPAELQYRPPPESQ	88 / 9 AA	124
Phosphosite 6:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	Y220	WPPAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 7:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	Y220	WPPAELQYRPPPESQ	88 / 9 AA	72
Phosphosite 8:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	Y220	WPPAELQYRPPPESQ	88 / 9 AA	74
Phosphosite 9:	ERVK5	Q9HDB9	Y220	WPPAELQYLPPPESQ	88 / 9 AA	74
Phosphosite 10:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	Y220	WPPAELQYRPPLESQ	87 / 8 AA	74
Phosphosite 11:	AMOTL1	Q8IY63	Y364	TDVAVLRYQPPPEYG	77 / 9 AA	107
Phosphosite 12:	POU2AF1	Q16633	Y193	LPTSTLQYQPPAPAL	100 / 6 AA	27
Phosphosite 13:	nNOS	P29475	Y1032	NGSQELQYQPGDHLG	100 / 6 AA	161
Phosphosite 14:	SPATA2L	Q8IUW3	Y259	SPPAELAYRPPLWEQ	75 / 8 AA	46
Phosphosite 15:	CHD1L	Q86WJ1	Y709	ESSAELDYQDPDATS	75 / 8 AA	101
Phosphosite 16:	BRP16	Q9BTY7	Y272	RLPVDLQYLPPDKQR	62 / 8 AA	42
Phosphosite 17:	BRP16L	P0CB43	Y272	RLPVDLQYLPPDKQR	62 / 8 AA	42
Phosphosite 18:	KLHL33	A6NCF5	Y53	AAQAALQYQSSSCLD	55 / 9 AA	58
Phosphosite 19:	SEC24D	O94855	Y206	PPPPNAQYQPPPLPG	100 / 6 AA	113
Phosphosite 20:	PEX2	P28328	Y95	DFSPNLRYQPPSKNQ	71 / 7 AA	35