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:	FGF23
Human P-Site:	Y154
P-Site Sequence:	PGMNPPPYSQFLSRR
UniProt:	Q9GZV9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FGF23	Q9GZV9	Y154	PGMNPPPYSQFLSRR	100 / 9 AA	28
Phosphosite 1:	FGF23	Q9GZV9	S155	GMNPPPYSQFLSRRN	100 / 8 AA	28
Phosphosite 2:	YY2	O15391	Y210	QAENPPDYSEYLKGK	66 / 9 AA	41
Phosphosite 3:	APBA3	O96018	S354	QAFAAAYSQFLRESG	62 / 8 AA	61
Phosphosite 4:	PRR7	Q8TB68	S167	AEPPPPYSEVLTDTR	75 / 8 AA	31
Phosphosite 5:	FAM175B	Q15018	Y308	ASDPPPPYSDFHPNN	85 / 7 AA	47
Phosphosite 6:	FAM175B	Q15018	S309	SDPPPPYSDFHPNNQ	85 / 7 AA	47
Phosphosite 7:	PRR7	Q8TB68	Y166	MAEPPPPYSEVLTDT	75 / 8 AA	31
Phosphosite 8:	SAFB2	Q14151	Y946	PHPHPPPYPHFTRRY	62 / 8 AA	107
Phosphosite 9:	TMEM66	Q96BY9	Y204	GQYSPPPYSEYPPFS	62 / 8 AA	37
Phosphosite 10:	C10orf26	Q9NX94	S123	PTPPPPYSAFQLQQQ	85 / 7 AA	38
Phosphosite 11:	GGCX	P38435	S380	EQLFLPYSHFLTQGY	83 / 6 AA	88
Phosphosite 12:	C10orf26	Q9NX94	Y122	PPTPPPPYSAFQLQQ	85 / 7 AA	38
Phosphosite 13:	RTN4	Q9NQC3	Y659	EPENPPPYEEAMSVS	55 / 9 AA	130
Phosphosite 14:	TMEM66	Q96BY9	S205	QYSPPPYSEYPPFSH	71 / 7 AA	37
Phosphosite 15:	IDE	P14735	S128	YPKENEYSQFLSEHA	100 / 5 AA	118
Phosphosite 16:	Smad7	O15105	S212	ESPPPPYSRYPMDFL	71 / 7 AA	46
Phosphosite 17:	GSTM2	P28161	Y138	LPEMLKLYSQFLGKQ	100 / 5 AA	26
Phosphosite 18:	GSTM2	P28161	S139	PEMLKLYSQFLGKQP	100 / 5 AA	26
Phosphosite 19:	SCP2	P22307	Y197	KHSVNNPYSQFQDEY	100 / 5 AA	59
Phosphosite 20:	SCP2	P22307	S198	HSVNNPYSQFQDEYS	100 / 5 AA	59