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:	S241
P-Site Sequence:	FSSREERSWFREAEI
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	S241	FSSREERSWFREAEI	100 / 9 AA	56
Phosphosite 1:	ALK4	P36896	S243	FSSREERSWFREAEI	100 / 9 AA	57
Phosphosite 2:	ALK7	Q8NER5	S231	FSSRDERSWFREAEI	88 / 9 AA	55
Phosphosite 3:	ALK2	Q04771	S244	FSSRDEKSWFRETEL	77 / 9 AA	57
Phosphosite 4:	ALK1	P37023	S238	FSSRDEQSWFRETEI	77 / 9 AA	56
Phosphosite 5:	ZNF778	Q96MU6	S55	PALRQDRSWFRASNE	66 / 9 AA	78
Phosphosite 6:	TUSC1	Q2TAM9	S109	RLKRENRSLFRQALR	66 / 9 AA	23
Phosphosite 7:	DNAH1	Q9P2D7	S2487	LVNEEDRSWFDQLLK	83 / 6 AA	494
Phosphosite 8:	DKFZp434O194	Q9H0B3	S1018	AGVMSDRSWFQDGRA	57 / 7 AA	128
Phosphosite 9:	SDK1	Q7Z5N4	T224	SYPRPQVTWFREGHK	55 / 9 AA	242
Phosphosite 10:	TTN	Q8WZ42	S38	GFPVPEVSWFRDGQV	71 / 7 AA	3816
Phosphosite 11:	DDX27	Q96GQ7	S651	VVQEPERSWFQTKEE	83 / 6 AA	90
Phosphosite 12:	WDFY3	Q8IZQ1	S1862	WQSEEEGSWLREYPV	75 / 8 AA	395
Phosphosite 13:	CFTR	P13569	S1435	QKLLNERSLFRQAIS	62 / 8 AA	168
Phosphosite 14:	SPTBN1	Q01082	S969	LECNETKSWIREKTK	62 / 8 AA	275
Phosphosite 15:	RIP140	P48552	S925	ASESEHRSWARESKS	75 / 8 AA	127
Phosphosite 16:	C9orf38	Q9UI66	T93	FLPLQRHTRSWFSLI	71 / 7 AA	13
Phosphosite 17:	Cdc37	Q16543	S97	QLRKEERSWEQKLEE	83 / 6 AA	44
Phosphosite 18:	SLC4A3	P48751	S969	VTSPDKRSWFIPPLG	57 / 7 AA	136
Phosphosite 19:	PRR12	Q9ULL5	S124	LLQDEERSFFPTMEE	71 / 7 AA	130
Phosphosite 20:	LKB1	Q15831	S307	IRQIRQHSWFRKKHP	66 / 6 AA	49