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:	S299
P-Site Sequence:	ETMSRGLSYLHEDVP
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	S299	ETMSRGLSYLHEDVP	100 / 9 AA	58
Phosphosite 1:	MAP3K1	Q13233	S1358	EQLLRGLSYLHENQI	100 / 8 AA	164
Phosphosite 2:	ActR2	P27037	Y302	TMARGLAYLHEDIPG	87 / 8 AA	58
Phosphosite 3:	STLK6	Q9C0K7	Y174	GAVRGLNYLHQNGCI	75 / 8 AA	47
Phosphosite 4:	PFTAIRE1	O94921	S245	FQLLRGLSYIHQRYI	75 / 8 AA	53
Phosphosite 5:	MLK1	P80192	Y255	QIARGMNYLHDEAIV	62 / 8 AA	122
Phosphosite 6:	PBK	Q96KB5	Y156	NMARGLKYLHQEKKL	75 / 8 AA	36
Phosphosite 7:	MAP2K2	P36507	Y183	AVLRGLAYLREKHQI	75 / 8 AA	44
Phosphosite 8:	BMPR2	Q13873	Y314	SVTRGLAYLHTELPR	85 / 7 AA	115
Phosphosite 9:	TNIK	Q9UKE5	S142	REILRGLSHLHQHKV	75 / 8 AA	155
Phosphosite 10:	TESK1	Q15569	Y165	DIARGLRYLHSKGVF	85 / 7 AA	68
Phosphosite 11:	KCNJ13	O60928	Y40	GAQRGLAYLRDAWGI	62 / 8 AA	41
Phosphosite 12:	MFHAS1	Q9Y4C4	S705	DRLQSALSYLHESGK	85 / 7 AA	117
Phosphosite 13:	MFHAS1	Q9Y4C4	Y706	RLQSALSYLHESGKL	85 / 7 AA	117
Phosphosite 14:	TCF23	Q7RTU1	Y150	PFLRGLRYLHPLKKW	85 / 7 AA	23
Phosphosite 15:	HSER (GuanyCyclase)	P25092	S602	YDIAKGMSYLHSSKT	62 / 8 AA	123
Phosphosite 16:	N4BP2L2	Q92802	S66	IIDVRGHSYLQENKI	75 / 8 AA	67
Phosphosite 17:	MYO5A	Q9Y4I1	S78	ENDLTALSYLHEPAV	85 / 7 AA	215
Phosphosite 18:	MYO5B	Q9ULV0	S78	ENDLTALSYLHEPAV	85 / 7 AA	214
Phosphosite 19:	Plk2	Q9NYY3	Y195	QIVSGLKYLHEQEIL	85 / 7 AA	78
Phosphosite 20:	MYO5C	Q9NQX4	S76	ENDLTALSYLHEPAV	85 / 7 AA	203