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:	S277
P-Site Sequence:	RSKIVYKSESAWLPV
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	S277	RSKIVYKSESAWLPV	100 / 9 AA	244
Phosphosite 1:	FREM1	Q5H8C1	Y275	DTRSKIVYKSESAWL	100 / 7 AA	244
Phosphosite 2:	GPR179	Q6PRD1	Y2008	DVPDAGVYKSDSSAK	83 / 6 AA	257
Phosphosite 3:	GPR179	Q6PRD1	S2010	PDAGVYKSDSSAKAE	71 / 7 AA	257
Phosphosite 4:	LEO1	Q8WVC0	S271	EEEQDHKSESARGSD	71 / 7 AA	75
Phosphosite 5:	ARAP3	Q8WWN8	S424	GELALYKSEQAFSLG	62 / 8 AA	170
Phosphosite 6:	GIPC2	Q8TF65	S123	KEVNVYKSEDSLGLT	62 / 8 AA	34
Phosphosite 7:	LEO1	Q8WVC0	S273	EQDHKSESARGSDSE	71 / 7 AA	75
Phosphosite 8:	ADAM17	P78536	S169	KRMLVYKSEDIKNVS	83 / 6 AA	93
Phosphosite 9:	ERI2	A8K979	S478	SKSIVYKSPHTTIYN	100 / 5 AA	77
Phosphosite 10:	SCN8A	Q9UQD0	S518	DPEKVFKSESEDGMR	71 / 7 AA	225
Phosphosite 11:	TMEM117	Q9H0C3	Y478	SDFNEIVYKSSHLTS	100 / 5 AA	60
Phosphosite 12:	TMEM117	Q9H0C3	S480	FNEIVYKSSHLTSEN	100 / 5 AA	60
Phosphosite 13:	THUMPD1	Q9NXG2	Y200	KGTFQIVYKSRNNSH	100 / 5 AA	39
Phosphosite 14:	GUCA1C	O95843	Y170	QDLLEIVYKSFDFSN	100 / 5 AA	24
Phosphosite 15:	SAMD9L	Q8IVG5	Y1127	SDTLGQVYKSEIKWW	100 / 5 AA	184
Phosphosite 16:	tau	P10636	Y711	DHGAEIVYKSPVVSG	100 / 5 AA	79
Phosphosite 17:	NPAT	Q14207	S1131	LPKILSKSESAISRH	75 / 8 AA	154
Phosphosite 18:	ERI2	A8K979	Y476	ETSKSIVYKSPHTTI	100 / 5 AA	77
Phosphosite 19:	C3orf31	Q96BW9	Y228	QENPQVVYKSQQGWL	66 / 6 AA	36
Phosphosite 20:	POLR1B	Q9H9Y6	Y774	GFAHGSVYKSEFIDL	100 / 5 AA	128