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_11q22.1 provirus ancestral Env polyprotein
Human P-Site:	T42
P-Site Sequence:	EQMKLPSTKKAEPPT
UniProt:	P61570
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_11q22.1 provirus ancestral Env polyprotein	P61570	T42	EQMKLPSTKKAEPPT	100 / 9 AA	75
Phosphosite 1:	EnvK4 protein	Q9UKH3	T42	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 2:	HERV-K_19p13.11 provirus ancestral Env polyprotein	Q902F9	T42	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 3:	EnvK6	Q902F8	T42	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 4:	ERVK6	Q69384	T42	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 5:	ERVK6	Q69383	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 6:	HERV-K_11q22.1 provirus Rec protein	P61579	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 7:	HERV-K_8p23.1 provirus Rec protein	P61575	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 8:	HERV-K_19p13.11 provirus Rec protein	P61574	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 9:	HERV-K_6q14.1 provirus Rec protein	P61573	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 10:	HERV-K_19q12 provirus Rec protein	P61572	T42	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 11:	HERV-K_12q14.1 provirus Rec protein	P61571	T41	EQMKLPSTKKAEPPT	100 / 9 AA	12
Phosphosite 12:	EnvK1	P61565	T41	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 13:	HERV-K_19q12 provirus ancestral Env polyprotein	O71037	T42	EQMKLPSTKKAEPPT	100 / 9 AA	79
Phosphosite 14:	HERV-K_10p14 provirus Rec protein	P61578	T42	EQMKLPSTNKAEPLT	88 / 9 AA	12
Phosphosite 15:	GOLGB1	Q14789	T1251	IDGKLPSTDQQESCS	66 / 9 AA	376
Phosphosite 16:	RNF19A	Q9NV58	S55	ASSVSLPSVKKAPKK	85 / 7 AA	91
Phosphosite 17:	NCOR1	O75376	T772	PSLAVPSTKPAEDES	75 / 8 AA	270
Phosphosite 18:	ZNF132	P52740	T110	IPNADPSTKKANSCD	85 / 7 AA	81
Phosphosite 19:	ZNF132	P52740	S109	RIPNADPSTKKANSC	100 / 6 AA	81
Phosphosite 20:	NEFM	P07197	S896	TFEEKLVSTKKVEKV	75 / 8 AA	102