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:	GDF11
Human P-Site:	S85
P-Site Sequence:	SIKSQILSKLRLKEA
UniProt:	O95390
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GDF11	O95390	S85	SIKSQILSKLRLKEA	100 / 9 AA	45
Phosphosite 1:	TGFB3	P10600	S49	AIRGQILSKLRLTSP	88 / 9 AA	47
Phosphosite 2:	MSTN	O14793	S62	AIKIQILSKLRLETA	100 / 8 AA	43
Phosphosite 3:	TGFB2	P61812	S46	AIRGQILSKLKLTSP	77 / 9 AA	48
Phosphosite 4:	NLRC4	Q9NPP4	S992	RKLSQVLSKLTFLQE	85 / 7 AA	116
Phosphosite 5:	M-CK	P06732	T313	PKFEEILTRLRLQKR	62 / 8 AA	43
Phosphosite 6:	Golgin-84	Q8TBA6	S225	DGKSHELSNLRLENQ	66 / 9 AA	83
Phosphosite 7:	POF1B	Q8WVV4	S525	KRQSEELSKLRQEIY	75 / 8 AA	69
Phosphosite 8:	IK	Q13123	S287	SKLTQILSYLRQGTR	75 / 8 AA	66
Phosphosite 9:	ARHGEF18	Q6ZSZ5	S102	LLTSKILSMLRPQSE	75 / 8 AA	131
Phosphosite 10:	RAPGEF6	Q8TEU7	S39	LHGMEILSNLREHQL	71 / 7 AA	179
Phosphosite 11:	MAP1D	Q6UB28	T329	SRGAQILTKLPHEA_	62 / 8 AA	37
Phosphosite 12:	C12orf74	Q32Q52	S100	KDSSHLLSPLRLHSR	66 / 9 AA	21
Phosphosite 13:	IK	Q13123	Y288	KLTQILSYLRQGTRN	85 / 7 AA	66
Phosphosite 14:	AHI1	Q8N157	S492	NGNANINSKLRLQLY	66 / 9 AA	137
Phosphosite 15:	BCAT1	P54687	S367	KLASRILSKLTDIQY	85 / 7 AA	43
Phosphosite 16:	Putative NPIP-like protein ENSP00000381263	A8MZ50	S311	KPKRQRLSKLRTGHC	85 / 7 AA	38
Phosphosite 17:	SART2	Q9UL01	S762	LLEKQILSRVRNTAS	71 / 7 AA	110
Phosphosite 18:	Ift57	Q9NWB7	S120	ATISNILSELRSFGR	75 / 8 AA	49
Phosphosite 19:	ARMC6	Q6NXE6	T350	LVKQVLSTLRAIAGN	71 / 7 AA	54
Phosphosite 20:	HTATIP2	Q9BUP3	S8	MAETEALSKLREDFR	62 / 8 AA	27