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:	SMAD1
Human P-Site:	S181
P-Site Sequence:	DSFQQPNSHPFPHSP
UniProt:	Q15797
Intern. Prot. ID:	IPI00019549

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMAD1	Q15797	S181	DSFQQPNSHPFPHSP	100 / 9 AA	52
Phosphosite 1:	FN1	P02751	S625	ETPSQPNSHPIQWNA	85 / 7 AA	263
Phosphosite 2:	TReP-132	Q96PN7	S387	QEPQQPYSHPLYQQS	75 / 8 AA	132
Phosphosite 3:	KIRREL	Q96J84	S692	ENYEKFNSHPFPGAA	66 / 9 AA	84
Phosphosite 4:	TReP-132	Q96PN7	Y386	YQEPQQPYSHPLYQQ	75 / 8 AA	132
Phosphosite 5:	Smad5	Q99717	T183	SFHQPNNTPFPLSPN	75 / 8 AA	52
Phosphosite 6:	CIC	Q96RK0	S63	SEAQQPASHPVASNQ	85 / 7 AA	164
Phosphosite 7:	TAF1L	Q8IZX4	T1421	DMRDLPNTHPFHTPV	62 / 8 AA	207
Phosphosite 8:	TMC5	Q6UXY8	S216	GADIQPNSPPFFGEP	85 / 7 AA	115
Phosphosite 9:	MLL5	Q8IZD2	S1646	HLVQQPNSHQQHSVA	100 / 6 AA	205
Phosphosite 10:	ZNF541	Q9H0D2	S409	VPASSQPSSHSFQWL	71 / 7 AA	148
Phosphosite 11:	BEND2	Q8NDZ0	S638	KRNLQPNSNAIPEGM	62 / 8 AA	88
Phosphosite 12:	ZNF541	Q9H0D2	S410	PASSQPSSHSFQWLR	71 / 7 AA	148
Phosphosite 13:	POU4F1	Q01851	S73	IAVSQGKSHPFKPDA	71 / 7 AA	43
Phosphosite 14:	GFM1	Q96RP9	S350	MNSSRDNSHPFVGLA	100 / 5 AA	83
Phosphosite 15:	SPATA7	Q9P0W8	S210	PRSTFPNSHRFQLVI	83 / 6 AA	68
Phosphosite 16:	VGLL1	Q99990	S147	SSLEPGYSHPFPARH	55 / 9 AA	29
Phosphosite 17:	DKFZP434B0335	Q7Z6L1	T474	SREARPNTHPGPAPT	62 / 8 AA	130
Phosphosite 18:	AMHR2	Q16671	S514	ALAHPQESHPFPESC	83 / 6 AA	63
Phosphosite 19:	KIAA0528	Q86YS7	S837	LCSDSLPSHPFPPAK	100 / 5 AA	110
Phosphosite 20:	RPTOR	Q8N122	S920	GAQYTPHSHQFPRTR	71 / 7 AA	149