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:	S50
P-Site Sequence:	TWRQNTKSSRIEAIK
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	S50	TWRQNTKSSRIEAIK	100 / 9 AA	43
Phosphosite 1:	MSTN	O14793	T48	ACTWRQNTKSSRIEA	100 / 7 AA	43
Phosphosite 2:	PDS5B	Q9NTI5	S1149	GKQSQTKSSRMETVS	85 / 7 AA	165
Phosphosite 3:	MPHOSPH8	Q99549	T293	SREEKQNTKSARERA	85 / 7 AA	97
Phosphosite 4:	DTL	Q9NZJ0	S608	DSLGPTKSSKIEGAG	85 / 7 AA	79
Phosphosite 5:	MPHOSPH8	Q99549	S295	EEKQNTKSARERAGQ	85 / 7 AA	97
Phosphosite 6:	SVEP1	Q4LDE5	S900	TSIGNAKSSRIKRSA	85 / 7 AA	390
Phosphosite 7:	ZNF268	Q14587	S55	TPRQKQKSRRIEKVL	66 / 9 AA	108
Phosphosite 8:	SVEP1	Q4LDE5	S901	SIGNAKSSRIKRSAP	85 / 7 AA	390
Phosphosite 9:	SERPINB13	Q9UIV8	S66	SEKETKSSRIKAEEK	100 / 6 AA	44
Phosphosite 10:	SERPINB13	Q9UIV8	S65	HSEKETKSSRIKAEE	100 / 6 AA	44
Phosphosite 11:	FAM66E	P0C841	S17	DRYRNTPSSRIFTPG	75 / 8 AA	5
Phosphosite 12:	TMC3	Q7Z5M5	S783	FDSGSSKSGRIETVA	62 / 8 AA	126
Phosphosite 13:	ESF1	Q9H501	S198	GTSEIVKSPRIECSK	55 / 9 AA	99
Phosphosite 14:	RYR2	Q92736	T3184	NIYSIYNTKSSRERA	100 / 6 AA	565
Phosphosite 15:	RYR2	Q92736	S3187	SIYNTKSSRERAALS	100 / 6 AA	565
Phosphosite 16:	RYR2	Q92736	S3186	YSIYNTKSSRERAAL	100 / 6 AA	565
Phosphosite 17:	FAM66E	P0C841	S18	RYRNTPSSRIFTPGF	85 / 7 AA	5
Phosphosite 18:	DLGAP5	Q15398	S673	AGPQNTKSEHVKKTL	62 / 8 AA	95
Phosphosite 19:	RAPH1	Q70E73	T1244	PPKRDQNTKLSRDW_	85 / 7 AA	135
Phosphosite 20:	K3	P12035	S416	DDLRNTKSEIIELNR	66 / 9 AA	64