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:	S493
P-Site Sequence:	LRIKKTLSQLSQQEG
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	S493	LRIKKTLSQLSQQEG	100 / 9 AA	56
Phosphosite 1:	ALK4	P36896	S495	LRIKKTLSQLSVQED	100 / 8 AA	57
Phosphosite 2:	RBM44	Q6ZP01	S734	SNLKKTLSQMSLSSD	87 / 8 AA	118
Phosphosite 3:	TGFBR1	P36897	T491	TALRIKKTLSQLSQQ	100 / 7 AA	56
Phosphosite 4:	ALK4	P36896	T493	TALRIKKTLSQLSVQ	100 / 7 AA	57
Phosphosite 5:	ALK7	Q8NER5	S483	LRIKKTISQLCVKED	75 / 8 AA	55
Phosphosite 6:	PKD2L2	Q9NZM6	S394	ISFNKTMSQLSSTLS	75 / 8 AA	74
Phosphosite 7:	NKTR	P30414	S572	KSPRKTASQLSENKP	66 / 9 AA	166
Phosphosite 8:	PHOSPHO2	Q8TCD6	S209	YTLQKTLSRMSQNLE	75 / 8 AA	28
Phosphosite 9:	RBM44	Q6ZP01	T732	VSSNLKKTLSQMSLS	85 / 7 AA	118
Phosphosite 10:	NPTX1	Q15818	S131	TPAAETLSQLGQTLQ	75 / 8 AA	47
Phosphosite 11:	KIAA0776	O94874	S613	EIRKKILSKLSEETK	66 / 9 AA	90
Phosphosite 12:	TAF1L	Q8IZX4	S1134	LQNKKTSSQLSREWE	77 / 9 AA	207
Phosphosite 13:	TAF1	P21675	S1115	LQNKKTSSQLSRERE	77 / 9 AA	213
Phosphosite 14:	RAPGEF4	Q8WZA2	S1000	IDNQRTLSQMSHRLE	62 / 8 AA	116
Phosphosite 15:	RBM4	Q9BWF3	S250	NYAEQTLSQLPQVQN	75 / 8 AA	40
Phosphosite 16:	KIAA0146	Q14159	T114	DLSDEDKTLSQLQRD	100 / 6 AA	100
Phosphosite 17:	RBM27	Q9P2N5	S696	LQQQQTLSHLSQQHH	66 / 9 AA	119
Phosphosite 18:	IQGAP2	Q13576	S1271	PNKANTLSQLSKTEI	85 / 7 AA	181
Phosphosite 19:	ZMYM4	Q5VZL5	T1062	AEDEEKKTLSQGESQ	100 / 6 AA	173
Phosphosite 20:	KIAA0146	Q14159	S116	SDEDKTLSQLQRDEL	100 / 6 AA	100