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_1p13.3 provirus ancestral Env polyprotein
Human P-Site:	S141
P-Site Sequence:	GYLKNTCSSGGGEFL
UniProt:	P61568
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_1p13.3 provirus ancestral Env polyprotein	P61568	S141	GYLKNTCSSGGGEFL	100 / 9 AA	21
Phosphosite 1:	HERV-K_1p13.3 provirus ancestral Env polyprotein	P61568	T139	PKGYLKNTCSSGGGE	100 / 7 AA	21
Phosphosite 2:	KIAA0774	Q5JR59	T592	PKVPDKNTCPSGIPK	85 / 7 AA	150
Phosphosite 3:	TADA2B	Q86TJ2	S139	VTDHTCPSGGPLSPS	71 / 7 AA	48
Phosphosite 4:	polycystin 1	P98161	S3771	GPRVHTCSAAGGFST	62 / 8 AA	463
Phosphosite 5:	TNFRSF10D	Q9UBN6	S245	SYLKGICSGGGGGPE	66 / 9 AA	42
Phosphosite 6:	TNFRSF10B	O14763	S249	PYLKGICSGGGGDPE	66 / 9 AA	48
Phosphosite 7:	EFNA2	O43921	S192	FTSNNSCSSPGGCRL	66 / 9 AA	24
Phosphosite 8:	FHOD3	Q2V2M9	S348	RRRASVCSSGGGEHR	75 / 8 AA	159
Phosphosite 9:	FHOD3	Q2V2M9	S349	RRASVCSSGGGEHRG	75 / 8 AA	159
Phosphosite 10:	EDEM2	Q9BV94	T519	RSKFQKNTVSSGPWE	85 / 7 AA	65
Phosphosite 11:	EDEM2	Q9BV94	S521	KFQKNTVSSGPWEPP	85 / 7 AA	65
Phosphosite 12:	MATN1	P21941	S266	GKTCNVCSGGGGSSA	75 / 8 AA	54
Phosphosite 13:	PRKDC	P78527	T110	YSVEIKNTCTSVYTK	83 / 6 AA	469
Phosphosite 14:	LRPPRC	P42704	S115	VFNDTCRSGGLGGSH	71 / 7 AA	158
Phosphosite 15:	ARHGAP6	O43182	S158	SASSILCSSGGGPNG	100 / 6 AA	106
Phosphosite 16:	C11orf35	Q8IXW0	S277	LPCLNTSSSGGADSD	75 / 8 AA	70
Phosphosite 17:	KIAA0774	Q5JR59	S595	PDKNTCPSGIPKPVF	83 / 6 AA	150
Phosphosite 18:	EFNA2	O43921	S193	TSNNSCSSPGGCRLF	75 / 8 AA	24
Phosphosite 19:	C11orf35	Q8IXW0	S278	PCLNTSSSGGADSDS	75 / 8 AA	70
Phosphosite 20:	HESX1	Q9UBX0	S50	RPWADTCSSSGKDGN	71 / 7 AA	21