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_1q23.3 provirus ancestral Pro protein
Human P-Site:	S112
P-Site Sequence:	TMTATLYSPMSQKIM
UniProt:	P63123
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_1q23.3 provirus ancestral Pro protein	P63123	S112	TMTATLYSPMSQKIM	100 / 9 AA	17
Phosphosite 1:	NEUROG3	Q9Y4Z2	S174	GDWGSLYSPVSQAGS	66 / 9 AA	23
Phosphosite 2:	HERV-K_1q22 provirus ancestral Pro protein	P63131	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 3:	HERV-K_22q11.21 provirus ancestral Pro protein	P63129	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 4:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S891	TMPAPLYSPTSQKIM	77 / 9 AA	124
Phosphosite 5:	HERV-K_6q14.1 provirus ancestral Pro protein	P63127	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 6:	HERV-K_11q22.1 provirus ancestral Pro protein	P63125	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 7:	HERV-K_5q13.3 provirus ancestral Pro protein	P63124	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 8:	HERV-K_8p23.1 provirus ancestral Pro protein	P63122	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 9:	HERV-K_19p13.11 provirus ancestral Pro protein	P63121	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 10:	HERV-K_19q12 provirus ancestral Pro protein	P63120	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 11:	HERV-K_5q33.3 provirus ancestral Pro protein	P10265	S112	TMPAPLYSPTSQKIM	77 / 9 AA	17
Phosphosite 12:	KIAA0406	O43156	S106	ELSACLYSPSSQKPA	77 / 9 AA	122
Phosphosite 13:	HERV-K_1q23.3 provirus ancestral Pro protein	P63123	S115	ATLYSPMSQKIMTKM	100 / 6 AA	17
Phosphosite 14:	IGSF2	Q93033	Y846	VGSSATLYSVMWYWN	75 / 8 AA	115
Phosphosite 15:	LY9	Q9HBG7	S509	TAGHTLYSVLSQGYE	75 / 8 AA	72
Phosphosite 16:	FOXG1	P55316	Y307	MDRAGSLYWPMSPFL	62 / 8 AA	52
Phosphosite 17:	HERV-K_12q14.1 provirus ancestral Pro protein	P63119	S112	TMPTPLYSPTSQKIM	85 / 7 AA	17
Phosphosite 18:	KIAA1875	A6NE52	S416	WRVRELYSPLAQLPA	71 / 7 AA	180
Phosphosite 19:	HERV-K_1q23.3 provirus ancestral Pro protein	P63123	T109	AEITMTATLYSPMSQ	100 / 6 AA	17
Phosphosite 20:	DENND4A	Q7Z401	S1781	NDVYGPMSQILETLN	83 / 6 AA	209