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-H_22q11.2 provirus ancestral Gag polyprotein
Human P-Site:	S157
P-Site Sequence:	ELSPNTSSASTPPPY
UniProt:	Q8N8A4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HERV-H_22q11.2 provirus ancestral Gag polyprotein	Q8N8A4	S157	ELSPNTSSASTPPPY	100 / 9 AA	30
Phosphosite 1:	HERV-H_22q11.2 provirus ancestral Gag polyprotein	Q8N8A4	S156	TELSPNTSSASTPPP	100 / 8 AA	30
Phosphosite 2:	ubiquilin 2	Q9UHD9	S125	AAGTNTTSASTPRSN	87 / 8 AA	66
Phosphosite 3:	HERV-H_22q11.2 provirus ancestral Gag polyprotein	Q8N8A4	T155	QTELSPNTSSASTPP	100 / 7 AA	30
Phosphosite 4:	MUC3A	Q02505	S496	TTTPNTTSHSTPSFT	77 / 9 AA	266
Phosphosite 5:	MAP1B	P46821	S1734	EASPSTSSAHTPSQI	77 / 9 AA	271
Phosphosite 6:	HERV-H_22q11.2 provirus ancestral Gag polyprotein	Q8N8A4	S159	SPNTSSASTPPPYNP	100 / 7 AA	30
Phosphosite 7:	CASP8AP2	Q9UKL3	S1465	FLKPDMSSSSTPEEV	66 / 9 AA	223
Phosphosite 8:	DIP2B	Q9P265	S146	CTPPDTSSASEDEGS	85 / 7 AA	171
Phosphosite 9:	DIP2A	Q14689	S138	YTPPDTSSASEDEGS	85 / 7 AA	170
Phosphosite 10:	DIP2B	Q9P265	S145	ACTPPDTSSASEDEG	85 / 7 AA	171
Phosphosite 11:	DIP2A	Q14689	S137	TYTPPDTSSASEDEG	85 / 7 AA	170
Phosphosite 12:	CTNND2	Q9UQB3	S1070	RVSPNNRSASAPASP	66 / 9 AA	133
Phosphosite 13:	DIP2B	Q9P265	T144	DACTPPDTSSASEDE	85 / 7 AA	171
Phosphosite 14:	DIP2A	Q14689	T136	ETYTPPDTSSASEDE	85 / 7 AA	170
Phosphosite 15:	ODZ2	Q9NT68	S324	HFLFKTSSGSTPLFS	75 / 8 AA	308
Phosphosite 16:	ZC3H12B	Q5HYM0	S425	VGALNTRSASSPVPG	75 / 8 AA	87
Phosphosite 17:	ERAP2	Q6P179	S357	LFDPKTSSASDKLWV	85 / 7 AA	110
Phosphosite 18:	ERAP2	Q6P179	T355	SLLFDPKTSSASDKL	85 / 7 AA	110
Phosphosite 19:	TBX10	O75333	S295	EKDPNKASASTSKTP	75 / 8 AA	42
Phosphosite 20:	MON1B	Q7L1V2	S394	ASFSNASSASAPAYS	75 / 8 AA	59