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:	MTUS1
Human P-Site:	S740
P-Site Sequence:	VSCLRRNSDNRNPSA
UniProt:	Q9ULD2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MTUS1	Q9ULD2	S740	VSCLRRNSDNRNPSA	100 / 9 AA	141
Phosphosite 1:	EnvK4 protein	Q9UKH3	S664	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 2:	HERV-K_19p13.11 provirus ancestral Env polyprotein	Q902F9	S665	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 3:	EnvK6	Q902F8	S665	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 4:	ERVK6	Q69384	S665	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 5:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1425	TQQLRRDSDHRERAM	66 / 9 AA	165
Phosphosite 6:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S554	TQQLRRDSDHRERAM	66 / 9 AA	67
Phosphosite 7:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S554	TQQLRRDSDHRERAM	66 / 9 AA	67
Phosphosite 8:	EnvK1	P61565	S664	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 9:	HERV-K_19q12 provirus ancestral Env polyprotein	O71037	S665	TQQLRRDSDHRERAM	66 / 9 AA	79
Phosphosite 10:	ABHD10	Q9NUJ1	S277	DVILRKHSDHRMREK	62 / 8 AA	34
Phosphosite 11:	ATP11B	Q9Y2G3	S115	EDWLRHNSDNEVNGA	85 / 7 AA	134
Phosphosite 12:	STAP1	Q9ULZ2	S206	NMILRPGSDSRNYSI	66 / 9 AA	34
Phosphosite 13:	PAK3	O75914	S20	APPLRMNSNNRDSSA	66 / 9 AA	61
Phosphosite 14:	VEZT	Q9HBM0	T504	DKLLRRNTDKKGKPE	62 / 8 AA	89
Phosphosite 15:	EYA1	Q99502	S299	SDRLRRGSDGKSRGR	55 / 9 AA	65
Phosphosite 16:	SHANK2	Q9UPX8	S41	APRVLLRSNSDNNLN	85 / 7 AA	159
Phosphosite 17:	FBXL10	Q8NHM5	S795	DGLLRRKSDDVHLRK	71 / 7 AA	153
Phosphosite 18:	MYO1E	Q12965	S736	KKERRRNSINRNFIG	87 / 8 AA	127
Phosphosite 19:	MYO1F	O00160	S734	KKERRRNSINRNFVG	87 / 8 AA	125
Phosphosite 20:	SHANK2	Q9UPX8	S43	RVLLRSNSDNNLNAS	85 / 7 AA	159