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:	TGFBR1
Human P-Site:	S437
P-Site Sequence:	DLVPSDPSVEEMRKV
UniProt:	P36897
Intern. Prot. ID:	IPI00005733

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TGFBR1	P36897	S437	DLVPSDPSVEEMRKV	100 / 9 AA	56
Phosphosite 1:	ALK7	Q8NER5	S427	DMVPSDPSIEEMRKV	88 / 9 AA	55
Phosphosite 2:	ALK4	P36896	S439	DLVPSDPSIEEMRKV	88 / 9 AA	57
Phosphosite 3:	BRI3BP	Q8WY22	S219	PSNPSNPSVEEKLEH	77 / 9 AA	28
Phosphosite 4:	BMPR1A	P36894	S466	NMVPSDPSYEDMREV	77 / 9 AA	60
Phosphosite 5:	BMPR1B	O00238	S436	DLVPSDPSYEDMREI	77 / 9 AA	57
Phosphosite 6:	BMPR1A	P36894	Y467	MVPSDPSYEDMREVV	75 / 8 AA	60
Phosphosite 7:	BMPR1B	O00238	Y437	LVPSDPSYEDMREIV	75 / 8 AA	57
Phosphosite 8:	RSHL1	Q9H0K4	T682	IMEMSDPTVEEEQAL	85 / 7 AA	81
Phosphosite 9:	CRTC3	Q6UUV7	S609	SMGLLDPSVEETFRA	100 / 6 AA	67
Phosphosite 10:	ZNF407	Q9C0G0	S1881	GEFALDPSVEETAAA	100 / 6 AA	247
Phosphosite 11:	TTC7A	Q9ULT0	T449	KLRPSDPTVPLMAAK	66 / 9 AA	96
Phosphosite 12:	REV1	Q9UBZ9	S63	VNGYTDPSAEELRKL	62 / 8 AA	138
Phosphosite 13:	FLJ40584	Q8N1K5	S562	PRPPKHPSVEETKLT	75 / 8 AA	74
Phosphosite 14:	FBXO40	Q9UH90	S165	PTMNGETSVEEMGGA	62 / 8 AA	80
Phosphosite 15:	RSPH4A	Q5TD94	S682	ITEMDDPSVEEEQAF	100 / 6 AA	81
Phosphosite 16:	p53	P04637	S9	EEPQSDPSVEPPLSQ	100 / 6 AA	44
Phosphosite 17:	HDGFRP2	Q7Z4V5	S470	VEKKKEPSVEEKLQK	71 / 7 AA	74
Phosphosite 18:	POU2F3	Q9UKI9	S261	NDAESSPSDPSVSTP	100 / 6 AA	47
Phosphosite 19:	TGFBR1	P36897	S434	PYYDLVPSDPSVEEM	100 / 6 AA	56
Phosphosite 20:	STMN4	Q9H169	S90	LPRRRDPSLEEIQKK	55 / 9 AA	22