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:	T123
P-Site Sequence:	ETIITMPTESDFLMQ
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	T123	ETIITMPTESDFLMQ	100 / 9 AA	43
Phosphosite 1:	MSTN	O14793	T120	ATTETIITMPTESDF	100 / 6 AA	43
Phosphosite 2:	ANKIB1	Q9P2G1	T107	HPRLARPTEDDFRRA	55 / 9 AA	122
Phosphosite 3:	HIF2A	Q99814	T164	KKSKDMSTERDFFMR	71 / 7 AA	96
Phosphosite 4:	ZNF649	Q9BS31	T148	DNHEQMPTEIEFPES	71 / 7 AA	58
Phosphosite 5:	Grb10	Q13322	S239	QVESTMASESKFLFR	62 / 8 AA	67
Phosphosite 6:	IGHMBP2	P38935	T879	HPATDLPTEEDFEAL	71 / 7 AA	109
Phosphosite 7:	C11orf82	Q8IXT1	S716	AESHPSESDFSLRSL	83 / 6 AA	112
Phosphosite 8:	KIAA0586	Q9BVV6	S75	ENPMVSESDFSKDVA	71 / 7 AA	169
Phosphosite 9:	SENP7	Q9BQF6	S297	ITTKPTKSDFTKLSS	71 / 7 AA	112
Phosphosite 10:	FARP2	O94887	S215	VGQTPAESDFQVLEI	83 / 6 AA	120
Phosphosite 11:	FARP1	Q9Y4F1	S211	IGQTPAESDFQLLEI	83 / 6 AA	119
Phosphosite 12:	C11orf82	Q8IXT1	S714	SLAESHPSESDFSLR	83 / 6 AA	112
Phosphosite 13:	AP3D1	O14617	T762	RRHSSLPTESDEDIA	71 / 7 AA	130
Phosphosite 14:	KIAA0586	Q9BVV6	S73	LLENPMVSESDFSKD	71 / 7 AA	169
Phosphosite 15:	C21orf63	P58658	S384	EEEDPSESDFPGELS	83 / 6 AA	49
Phosphosite 16:	SPIRE1	Q08AE8	S211	AAHLPTESDAPNHYQ	83 / 6 AA	86
Phosphosite 17:	C21orf63	P58658	S382	EEEEEDPSESDFPGE	83 / 6 AA	49
Phosphosite 18:	AP3D1	O14617	S764	HSSLPTESDEDIAPA	83 / 6 AA	130
Phosphosite 19:	SPATA13	Q96N96	T617	PIHQRHITMPTSVPQ	100 / 5 AA	75
Phosphosite 20:	CHD9	Q3L8U1	T2735	GGLLTKPTESGTEDK	62 / 8 AA	326