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:	S144
P-Site Sequence:	ATTETVISMAQETDP
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	S144	ATTETVISMAQETDP	100 / 9 AA	45
Phosphosite 1:	DOCK1	Q14185	S920	TVNRTVISMGRDSEL	62 / 8 AA	215
Phosphosite 2:	OTC	P00480	S267	LITDTWISMGQEEEK	66 / 9 AA	40
Phosphosite 3:	C19orf68	Q86XI8	S327	QGLETLFSKAQELGG	66 / 9 AA	70
Phosphosite 4:	PARD6B	Q9BYG5	S134	KKPHIVISMPQDFRP	71 / 7 AA	41
Phosphosite 5:	KIFC3	Q9BVG8	S115	HLKEKLISQAQEVSR	66 / 9 AA	93
Phosphosite 6:	KIAA0195	Q12767	S1041	FGYATSISMAQASDG	66 / 9 AA	151
Phosphosite 7:	SLC34A3	Q8N130	S175	SITSTLVSMAQSGDR	71 / 7 AA	64
Phosphosite 8:	SYTL2	Q9HCH5	S144	ASSVIDMSQENTRKP	71 / 7 AA	105
Phosphosite 9:	FAM44A	Q8NFC6	S210	SILETITSLNQEASA	55 / 9 AA	330
Phosphosite 10:	BRD2	P25440	S179	IFLQKVASMPQEEQE	55 / 9 AA	88
Phosphosite 11:	DHX35	Q9H5Z1	S292	EEVETVVSMLIEQAR	66 / 9 AA	79
Phosphosite 12:	ENaC alpha	P37088	S378	PGVETSISMRKETLD	66 / 9 AA	76
Phosphosite 13:	WDR82	Q6UXN9	S38	PNGETVISSSDDDSI	55 / 9 AA	35
Phosphosite 14:	URG4	Q8TCY9	S788	LSNVTVISLAETKDI	71 / 7 AA	105
Phosphosite 15:	senataxin	Q7Z333	T2214	DPKQLPPTVISMKAQ	100 / 5 AA	303
Phosphosite 16:	SLU7	O95391	S323	RYTGDTISMAQTQLF	100 / 5 AA	68
Phosphosite 17:	LRRC16A	Q5VZK9	S762	PIQETLESMAGEVTR	66 / 9 AA	152
Phosphosite 18:	RUFY3	Q7L099	S368	KELEMQISMRQEMEL	66 / 9 AA	53
Phosphosite 19:	IGF2R	P11717	T2334	YKKERRETVISKLTT	83 / 6 AA	274
Phosphosite 20:	SIPA1L1	O43166	S1371	HSSSEVISMADRTLE	83 / 6 AA	200