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_16p3.3 provirus ancestral Env polyprotein
Human P-Site:	Y387
P-Site Sequence:	SDYCITPYAYNQDQH
UniProt:	Q9NX77
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_16p3.3 provirus ancestral Env polyprotein	Q9NX77	Y387	SDYCITPYAYNQDQH	100 / 9 AA	55
Phosphosite 1:	POLA	P09884	Y596	PKDCIFPYAFKEVIE	55 / 9 AA	166
Phosphosite 2:	ZFP37	Q9Y6Q3	Y293	PQACVKPYECNQCGK	55 / 9 AA	71
Phosphosite 3:	Smad8	O15198	Y129	KEVCINPYHYRRVET	55 / 9 AA	52
Phosphosite 4:	HIPK1	Q86Z02	T1029	SGCCITPTGYRAQRG	71 / 7 AA	131
Phosphosite 5:	CD45	P08575	Y687	RYVDILPYDYNRVEL	62 / 8 AA	150
Phosphosite 6:	HIPK1	Q86Z02	T1027	QSSGCCITPTGYRAQ	71 / 7 AA	131
Phosphosite 7:	AQR	O60306	Y790	VIPNRGPYPYNQPKR	83 / 6 AA	171
Phosphosite 8:	AQR	O60306	Y792	PNRGPYPYNQPKRNT	83 / 6 AA	171
Phosphosite 9:	MAPKAPK5	Q8IW41	Y216	IPTSPTPYTYNKSCD	71 / 7 AA	54
Phosphosite 10:	MAPKAPK5	Q8IW41	T217	PTSPTPYTYNKSCDL	71 / 7 AA	54
Phosphosite 11:	CCDC129	Q6ZRS4	Y504	KHSEITPYATDLAQT	71 / 7 AA	99
Phosphosite 12:	CRYBG3	Q68DQ2	S920	RATSVCISPYSGKNT	66 / 6 AA	116
Phosphosite 13:	KIAA0020	Q15397	Y257	EASAIVEYAYNDKAI	62 / 8 AA	74
Phosphosite 14:	SORBS2	O94875	Y122	TDMYNTPYTYNAGLY	62 / 8 AA	72
Phosphosite 15:	CCDC129	Q6ZRS4	T502	IPKHSEITPYATDLA	100 / 5 AA	99
Phosphosite 16:	GAS1	P54826	Y63	QGEPECSYAYNQYAE	83 / 6 AA	36
Phosphosite 17:	PCDHGB7	Q9Y5F8	Y752	EGTLPYAYNFCVPGD	100 / 5 AA	101
Phosphosite 18:	ZNF782	Q6ZMW2	Y366	VHIRAKPYEYNECGK	57 / 7 AA	81
Phosphosite 19:	ZNF73	O43830	Y231	TGEKPYEYNECRKPF	57 / 7 AA	38
Phosphosite 20:	ZNF248	Q8NDW4	Y297	ALTKDNPYEYNEYGE	57 / 7 AA	67