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:	ActR2
Human P-Site:	S319
P-Site Sequence:	DGHKPAISHRDIKSK
UniProt:	P27037
Intern. Prot. ID:	IPI00015691

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ActR2	P27037	S319	DGHKPAISHRDIKSK	100 / 9 AA	58
Phosphosite 1:	BMPR2	Q13873	S330	DHYKPAISHRDLNSR	88 / 9 AA	115
Phosphosite 2:	DEPP	Q9NTK1	S81	RKGRPAVSLRDITAR	66 / 9 AA	23
Phosphosite 3:	C18orf8	Q96DM3	S209	KSTKPSLSERDIAMA	66 / 9 AA	75
Phosphosite 4:	SLCO1B1	Q9Y6L6	S450	DGNNPVTSHRDVPLS	55 / 9 AA	76
Phosphosite 5:	ARID1A	O14497	S1948	FGISPAQSHRNIKIL	75 / 8 AA	242
Phosphosite 6:	RasGRF2	O14827	S285	SSKKPPISHDDVSSI	66 / 9 AA	141
Phosphosite 7:	COL18A1	P39060	S1573	PTSPPAHSHRDFQPV	75 / 8 AA	178
Phosphosite 8:	HS1BP3	Q53T59	S297	GGPTPSLSHRDASKE	62 / 8 AA	43
Phosphosite 9:	MYO15B	Q96JP2	S443	VMLKTAESHRDALAG	75 / 8 AA	167
Phosphosite 10:	CDY2A	Q9Y6F7	Y284	LTESAITYRDIVVKK	62 / 8 AA	61
Phosphosite 11:	Smad5	Q99717	S256	PQIMPSISSRDVQPV	55 / 9 AA	52
Phosphosite 12:	SLC4A4	Q9Y6R1	T249	DNGSPAMTHRNLTSS	50 / 8 AA	121
Phosphosite 13:	CDY2A	Q9Y6F7	T283	RLTESAITYRDIVVK	62 / 8 AA	61
Phosphosite 14:	SRCAP	Q6ZRS2	S3222	SLAGPAVSHRGRKAK	71 / 7 AA	344
Phosphosite 15:	Nav3	Q8IVL0	S1728	KSTKPPSSHSDIEEL	66 / 9 AA	256
Phosphosite 16:	RAI17	Q9ULJ6	S140	SSMKPTLSHSDGSFP	62 / 8 AA	115
Phosphosite 17:	KIAA1414	Q9P2D3	S174	LGGAAASSHRDIYKN	75 / 8 AA	224
Phosphosite 18:	BEST4	Q8NFU0	S426	GAPSPAISLRNFGRV	62 / 8 AA	53
Phosphosite 19:	ActR2B	Q13705	S316	RGEGHKPSIAHRDFK	71 / 7 AA	58
Phosphosite 20:	NAV2	Q8IVL1	S1854	KSPKSASSHSDIEEM	66 / 9 AA	268