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:	FREM1
Human P-Site:	S956
P-Site Sequence:	FSQRDVISEAVTYKH
UniProt:	Q5H8C1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FREM1	Q5H8C1	S956	FSQRDVISEAVTYKH	100 / 9 AA	244
Phosphosite 1:	ARFGAP3	Q9NP61	S317	GNCRSVISHSVTSDM	66 / 9 AA	57
Phosphosite 2:	PPP2R5D	Q14738	T164	THSRDVVTEAIYPEA	62 / 8 AA	70
Phosphosite 3:	TRIM23	P36406	S488	SSHRDRISEAHSELA	66 / 9 AA	64
Phosphosite 4:	USP33	Q8TEY7	S389	DKDRDSISETVDLNN	75 / 8 AA	107
Phosphosite 5:	ICT1	Q14197	T159	QKIRDMITEASQTPK	71 / 7 AA	24
Phosphosite 6:	ADCK2	Q7Z695	S160	STRRDLFSEAFCAQF	71 / 7 AA	69
Phosphosite 7:	NEB	P20929	S3033	KASRDVISDYKYKDG	83 / 6 AA	773
Phosphosite 8:	C10orf90	Q96M02	S316	LVNREPISEALKQEL	55 / 9 AA	78
Phosphosite 9:	CDK5R1	Q15078	S213	MLCRDVISSEVGSDH	75 / 8 AA	34
Phosphosite 10:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 11:	ERVK6	Q7LDI9	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 12:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 13:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 14:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 15:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S507	PAGSDVISEYVKACD	85 / 7 AA	124
Phosphosite 16:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 17:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S507	PAGSDVISEYVKACD	85 / 7 AA	72
Phosphosite 18:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 19:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S507	PAGSDVISEYVKACD	85 / 7 AA	74
Phosphosite 20:	ZFR	Q96KR1	S546	EVKQDTVSEPVTPAS	55 / 9 AA	117