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:	ActR2B
Human P-Site:	S272
P-Site Sequence:	TAFHDKGSLTDYLKG
UniProt:	Q13705
Intern. Prot. ID:	IPI00437565

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ActR2B	Q13705	S272	TAFHDKGSLTDYLKG	100 / 9 AA	58
Phosphosite 1:	ActR2	P27037	S274	TAFHEKGSLSDFLKA	66 / 9 AA	58
Phosphosite 2:	SCRT1	Q9BWW7	Y40	APLHDKGYLSDYVGP	77 / 9 AA	36
Phosphosite 3:	ActR2B	Q13705	T274	FHDKGSLTDYLKGNI	100 / 7 AA	58
Phosphosite 4:	BMPR1B	O00238	S286	TDYHENGSLYDYLKS	66 / 9 AA	57
Phosphosite 5:	ALK7	Q8NER5	S277	SEYHEQGSLYDYLNR	66 / 9 AA	55
Phosphosite 6:	CSK	P41240	S273	TEYMAKGSLVDYLRS	85 / 7 AA	51
Phosphosite 7:	TGFBR1	P36897	S287	SDYHEHGSLFDYLNR	66 / 9 AA	56
Phosphosite 8:	ALK4	P36896	S289	SDYHEHGSLFDYLNR	66 / 9 AA	57
Phosphosite 9:	APPL2	Q8NEU8	T32	VFEEDAGTLTDYTNQ	75 / 8 AA	74
Phosphosite 10:	CES7	Q6NT32	S395	EYFHDKHSLTEIRDS	75 / 8 AA	64
Phosphosite 11:	LIMCH1	Q9UPQ0	S898	DRLEEKGSLTEGALA	71 / 7 AA	122
Phosphosite 12:	CMYA5	Q8N3K9	S2420	PVEESKGSLIDFSED	71 / 7 AA	449
Phosphosite 13:	Gab2	Q9UQC2	S281	SHGHTKGSLTGSETD	75 / 8 AA	74
Phosphosite 14:	ActR2	P27037	S276	FHEKGSLSDFLKANV	71 / 7 AA	58
Phosphosite 15:	PPFIA2	O75334	S517	ESLHDKESLAEEIEK	62 / 8 AA	143
Phosphosite 16:	SLC6A16	Q9GZN6	S37	QTWEDKGSLTRSATS	100 / 6 AA	82
Phosphosite 17:	APR-3	Q6UW56	S8	MAPHDPGSLTTLVPW	85 / 7 AA	25
Phosphosite 18:	MYST4	Q8WYB5	T654	SPGKGSLTDGRIKPD	100 / 6 AA	231
Phosphosite 19:	PCDH11Y	Q9BZA8	S1072	LGDHDAGSLTSTSHG	85 / 7 AA	147
Phosphosite 20:	PCDH11X	Q9BZA7	S1077	LGDHDAGSLTSTSHG	85 / 7 AA	148