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:	MSTN
Human P-Site:	T260
P-Site Sequence:	LEVKVTDTPKRSRRD
UniProt:	O14793
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MSTN	O14793	T260	LEVKVTDTPKRSRRD	100 / 9 AA	43
Phosphosite 1:	MSTN	O14793	T258	PFLEVKVTDTPKRSR	100 / 7 AA	43
Phosphosite 2:	BAI3	O60242	T629	ILRNVTDTFKRASYI	66 / 9 AA	171
Phosphosite 3:	BAI2	O60241	T649	ILRNVTDTFKRATYV	66 / 9 AA	173
Phosphosite 4:	TTN	Q8WZ42	T25941	SNPKVTDTSRSSVSL	66 / 9 AA	3816
Phosphosite 5:	ARAP3	Q8WWN8	T979	FVEDVTDTLKRFFRE	85 / 7 AA	170
Phosphosite 6:	C17orf56	Q96N21	S455	RIPGGTDSPKRGPSS	71 / 7 AA	55
Phosphosite 7:	TTN	Q8WZ42	T21611	SNPHVTDTTKKSASL	75 / 8 AA	3816
Phosphosite 8:	CASP8AP2	Q9UKL3	T583	QDNQHKITDIPKSSG	71 / 7 AA	223
Phosphosite 9:	NEK10	Q6ZWH5	T761	YSEKVTDTISRCLTP	66 / 9 AA	133
Phosphosite 10:	HMGCR	P04035	T409	PLVAETDTPNRATFV	71 / 7 AA	97
Phosphosite 11:	BRD8	Q9H0E9	T77	ELLETTETPKRKRGE	83 / 6 AA	135
Phosphosite 12:	LRRC66	Q68CR7	T163	QRNKLSDTPKGLWKL	71 / 7 AA	98
Phosphosite 13:	CREB	P16220	S121	SVDSVTDSQKRREIL	71 / 7 AA	37
Phosphosite 14:	RIMBP2	O15034	T1036	PSHYSQDTPMRSKAK	83 / 6 AA	116
Phosphosite 15:	LRRC66	Q68CR7	S161	ILQRNKLSDTPKGLW	71 / 7 AA	98
Phosphosite 16:	NRAP	Q86VF7	T1219	KYTAVTDTPNLLHAK	83 / 6 AA	197
Phosphosite 17:	FRRS1	Q6ZNA5	S357	EKYDVTDSPKNIGGS	83 / 6 AA	66
Phosphosite 18:	C4orf31	Q8TB73	T60	SSYLFRDTPKRYFFV	100 / 5 AA	65
Phosphosite 19:	NRAP	Q86VF7	T1217	SFKYTAVTDTPNLLH	83 / 6 AA	197
Phosphosite 20:	FRRS1	Q6ZNA5	T355	TYEKYDVTDSPKNIG	83 / 6 AA	66