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:	T139
P-Site Sequence:	PKGYLKNTCSSGGGE
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	T139	PKGYLKNTCSSGGGE	100 / 9 AA	21
Phosphosite 1:	HERV-K_1p13.3 provirus ancestral Env polyprotein	P61568	S141	GYLKNTCSSGGGEFL	100 / 7 AA	21
Phosphosite 2:	EDEM2	Q9BV94	T519	RSKFQKNTVSSGPWE	66 / 9 AA	65
Phosphosite 3:	KIAA0774	Q5JR59	T592	PKVPDKNTCPSGIPK	85 / 7 AA	150
Phosphosite 4:	SCUBE2	Q9NQ36	T533	SFRYVNLTCSSGKQV	66 / 9 AA	110
Phosphosite 5:	PRKDC	P78527	T110	YSVEIKNTCTSVYTK	71 / 7 AA	469
Phosphosite 6:	DPP4	P27487	T52	LTDYLKNTYRLKLYS	71 / 7 AA	88
Phosphosite 7:	PPP1R2P9	O14990	S19	KGILKNKSSSGSSVA	75 / 8 AA	23
Phosphosite 8:	EDEM2	Q9BV94	S521	KFQKNTVSSGPWEPP	85 / 7 AA	65
Phosphosite 9:	ZNRD1	Q9P1U0	T9	SVMDLANTCSSFQSD	85 / 7 AA	14
Phosphosite 10:	FLJ32110	A4D1E1	T725	SMSSLRSTCSSHRFN	71 / 7 AA	153
Phosphosite 11:	FLJ32110	A4D1E1	S724	SSMSSLRSTCSSHRF	71 / 7 AA	153
Phosphosite 12:	TEX15	Q9BXT5	T627	QIYQFKETCSSESPD	62 / 8 AA	315
Phosphosite 13:	ADNP	Q9H2P0	Y47	QFEPNDFYLKNTTWE	100 / 5 AA	124
Phosphosite 14:	LEMD3	Q9Y2U8	Y436	HTGSNHTYLKNTYNK	100 / 5 AA	100
Phosphosite 15:	KIAA0774	Q5JR59	S595	PDKNTCPSGIPKPVF	83 / 6 AA	150
Phosphosite 16:	PLCH1	Q4KWH8	Y1638	TGSYIAGYLKNTKGG	100 / 5 AA	189
Phosphosite 17:	PPIL2	Q13356	Y196	AKQDPSYYLKNTNAE	100 / 5 AA	59
Phosphosite 18:	SACS	Q9NZJ4	T1741	EAAKLMKTCSSSNKK	62 / 8 AA	521
Phosphosite 19:	DPY19L2P2	Q6ZN68	T286	DFDTLKYTCSPEFDF	62 / 8 AA	43
Phosphosite 20:	DPY19L2P2	Q6ZN68	Y285	TDFDTLKYTCSPEFD	71 / 7 AA	43