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:	S1053
P-Site Sequence:	QVSPAVDSDLTESLD
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	S1053	QVSPAVDSDLTESLD	100 / 9 AA	165
Phosphosite 1:	ERVK5	Q9HDB8	S182	QVSPAVDSDLTESLD	100 / 9 AA	28
Phosphosite 2:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	S293	QVSPAVDSDLTESLD	100 / 9 AA	75
Phosphosite 3:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S182	QVSPAVDSDLTESLD	100 / 9 AA	67
Phosphosite 4:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S182	QVSPAVDSDLTESLD	100 / 9 AA	67
Phosphosite 5:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	S182	QVSPAVDSDLTESLD	100 / 9 AA	64
Phosphosite 6:	UBXN7	O94888	S389	QGLPAVDSEILEMPP	66 / 9 AA	55
Phosphosite 7:	Transmembrane protein ENSP00000382582	A8MUB7	S792	RRVPEADSQLTEKMT	66 / 9 AA	126
Phosphosite 8:	EFTUD2	Q15029	S459	TYTGGVDSDLGEAMS	75 / 8 AA	109
Phosphosite 9:	FGD1	P98174	S337	PGSQEVDSDLEEEDD	66 / 9 AA	107
Phosphosite 10:	SMG5	Q9UPR3	S307	PKSSSVDSELTSLCQ	62 / 8 AA	114
Phosphosite 11:	ERVK5	Q9HDB8	T185	PAVDSDLTESLDKHK	100 / 6 AA	28
Phosphosite 12:	HERV-K_1q22 provirus ancestral Pol protein	P63135	T1056	PAVDSDLTESLDKHK	100 / 6 AA	165
Phosphosite 13:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	T296	PAVDSDLTESLDKHK	100 / 6 AA	75
Phosphosite 14:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	T185	PAVDSDLTESLDKHK	100 / 6 AA	67
Phosphosite 15:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	T185	PAVDSDLTESLDKHK	100 / 6 AA	67
Phosphosite 16:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	T185	PAVDSDLTESLDKHK	100 / 6 AA	64
Phosphosite 17:	NOL4	O94818	S122	TRMSAVNSDLSSNLE	62 / 8 AA	58
Phosphosite 18:	BTBD7	Q9P203	T1062	RGRTAVETDLTFGLT	71 / 7 AA	126
Phosphosite 19:	PPL	O60437	S341	ELLRKVDSDLNQKYG	71 / 7 AA	205
Phosphosite 20:	HECTD3	Q5T447	S643	KDFPAVDSVLVKLLE	75 / 8 AA	97