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:	GDF1
Human P-Site:	Y273
P-Site Sequence:	ACRARRLYVSFREVG
UniProt:	P27539
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GDF1	P27539	Y273	ACRARRLYVSFREVG	100 / 9 AA	39
Phosphosite 1:	GDF1	P27539	S275	RARRLYVSFREVGWH	100 / 7 AA	39
Phosphosite 2:	WWP1	Q9H0M0	Y597	YDLRRRLYVIFRGEE	87 / 8 AA	105
Phosphosite 3:	BMP5	P22003	Y359	ACKKHELYVSFRDLG	100 / 6 AA	52
Phosphosite 4:	BMP7	P18075	Y336	ACKKHELYVSFRDLG	100 / 6 AA	49
Phosphosite 5:	BMP5	P22003	S361	KKHELYVSFRDLGWQ	100 / 6 AA	52
Phosphosite 6:	BMP7	P18075	S338	KKHELYVSFRDLGWQ	100 / 6 AA	49
Phosphosite 7:	U2AF2	P26368	Y152	TRQARRLYVGNIPFG	85 / 7 AA	54
Phosphosite 8:	TGFB1	P01137	Y299	NCCVRQLYIDFRKDL	55 / 9 AA	44
Phosphosite 9:	GPC4	O75487	Y37	CSEVRRLYVSKGFNK	85 / 7 AA	62
Phosphosite 10:	TGFB3	P10600	Y321	NCCVRPLYIDFRQDL	55 / 9 AA	47
Phosphosite 11:	STAT6	P42226	Y19	PEKVQRLYVDFPQHL	55 / 9 AA	94
Phosphosite 12:	PJA1	Q8NG27	Y31	RYGRRHAYVSFRPPT	75 / 8 AA	71
Phosphosite 13:	GJE1	A6NN92	Y200	EIIFRRLYFPFRQ__	75 / 8 AA	24
Phosphosite 14:	BMP6	P22004	Y418	ACRKHELYVSFQDLG	83 / 6 AA	57
Phosphosite 15:	BMP8A	Q7Z5Y6	S309	RRHELYVSFQDLGWL	83 / 6 AA	45
Phosphosite 16:	BMP8B	P34820	S309	RRHELYVSFQDLGWL	83 / 6 AA	45
Phosphosite 17:	BMP6	P22004	S420	RKHELYVSFQDLGWQ	83 / 6 AA	57
Phosphosite 18:	P2Y2	P41231	Y268	FHVTRTLYYSFRSLD	66 / 9 AA	42
Phosphosite 19:	NOX5	Q96PH1	Y519	GQWTNRLYESFKASD	71 / 7 AA	86
Phosphosite 20:	BMP8A	Q7Z5Y6	Y307	VCRRHELYVSFQDLG	83 / 6 AA	45