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:	C9orf89
Human P-Site:	S147
P-Site Sequence:	GLASPLASAPPQRPP
UniProt:	Q96LW7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C9orf89	Q96LW7	S147	GLASPLASAPPQRPP	100 / 9 AA	26
Phosphosite 1:	PABPC3	Q9H361	S547	LTASRLASAPPQKQK	88 / 9 AA	70
Phosphosite 2:	PABPC1	P11940	S552	LTASMLASAPPQEQK	88 / 9 AA	71
Phosphosite 3:	LOC73072	Q9H6K5	T318	LPMSPLATPPPQAPP	77 / 9 AA	60
Phosphosite 4:	LOC73072	Q9H6K5	T108	PPLSPLATPPPQAPP	77 / 9 AA	60
Phosphosite 5:	EVPL	Q92817	S1803	ISKSPLASPAPQSTS	77 / 9 AA	232
Phosphosite 6:	ZC3HAV1L	Q96H79	S284	AEAGPLASVPAQSAK	66 / 9 AA	33
Phosphosite 7:	CACNA1G	O43497	S2346	DSKDPLASGPPDSMA	75 / 8 AA	262
Phosphosite 8:	SSPO	A2VEC9	S1558	TASSPLASASPAPPC	87 / 8 AA	548
Phosphosite 9:	AKAP3	O75969	S635	LCERPLASSPPRLYE	75 / 8 AA	95
Phosphosite 10:	RUSC1	Q9BVN2	S149	EQGSPLASAGPGTCS	87 / 8 AA	96
Phosphosite 11:	AKAP3	O75969	S636	CERPLASSPPRLYED	75 / 8 AA	95
Phosphosite 12:	FAM75A7	Q8IWB4	S154	PILSPLASPDPQAKH	77 / 9 AA	149
Phosphosite 13:	VAD1.3	Q5VVP1	S154	PILSPLASPDPQAKH	77 / 9 AA	148
Phosphosite 14:	FAM75A5	Q5VU36	S154	PILSPLASPDPQAKH	77 / 9 AA	149
Phosphosite 15:	FAM75A1	Q5TZJ5	S154	PILSPLASPDPQAKH	77 / 9 AA	149
Phosphosite 16:	FAM75A2	Q5RGS2	S154	PILSPLASPDPQAKH	77 / 9 AA	149
Phosphosite 17:	FAM75A4	Q4VX67	S154	PILSPLASPDPQAKH	77 / 9 AA	149
Phosphosite 18:	PCDHGC4	Q9Y5F7	S777	HGCTPLASAPTRSDS	66 / 9 AA	101
Phosphosite 19:	LOC73072	Q9H6K5	T139	PPLSPLATPSPQAPN	66 / 9 AA	60
Phosphosite 20:	KIAA1189	Q8TAM6	S230	SEDSPLSSASSQAVT	66 / 9 AA	33