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:	S62
P-Site Sequence:	LSCPGQPSNCVTIPR
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	S62	LSCPGQPSNCVTIPR	100 / 9 AA	52
Phosphosite 1:	Smad5	Q99717	S63	LSSPGQPSKCVTIPR	88 / 9 AA	52
Phosphosite 2:	Smad8	O15198	S66	LSCPGQPSKCVTIPR	88 / 9 AA	52
Phosphosite 3:	FRMPD2L1	Q6IN97	S78	TALPGRPSSCVSVTD	66 / 9 AA	35
Phosphosite 4:	FRMPD2	Q68DX3	S1067	TALPGRPSSCVSVTD	66 / 9 AA	144
Phosphosite 5:	AlphaK1	Q96L96	T669	PGAPGQPTHSLTPQP	55 / 9 AA	201
Phosphosite 6:	Smad4	Q13485	S69	TTNGAHPSKCVTIQR	62 / 8 AA	60
Phosphosite 7:	FRMPD2L1	Q6IN97	S79	ALPGRPSSCVSVTDG	62 / 8 AA	35
Phosphosite 8:	FRMPD2	Q68DX3	S1068	ALPGRPSSCVSVTDG	62 / 8 AA	144
Phosphosite 9:	LRIG3	Q6UXM1	S1060	YSSFGQPSDCQPRAF	83 / 6 AA	123
Phosphosite 10:	CENPE	Q02224	S220	SREKGEPSNCEGSVK	83 / 6 AA	316
Phosphosite 11:	SPTY2D1	Q68D10	S383	SSAPGQPSTGVARPT	66 / 9 AA	76
Phosphosite 12:	FAM83F	Q8NEG4	S495	SPSSAKPSNCVIS__	55 / 9 AA	55
Phosphosite 13:	UTX	O15550	S687	NGHPTLPSNSVTQGA	66 / 9 AA	154
Phosphosite 14:	ZNF318	Q5VUA4	S2198	LSEPGDPSKCSSLEL	71 / 7 AA	251
Phosphosite 15:	C9orf131	Q5VYM1	S922	SPGPGEPSNSKVLVS	71 / 7 AA	118
Phosphosite 16:	Btk	Q06187	Y268	EGYIPSNYVTEAEDS	83 / 6 AA	76
Phosphosite 17:	Btk	Q06187	S266	GQEGYIPSNYVTEAE	83 / 6 AA	76
Phosphosite 18:	HEM1	P55160	S610	EELAKQTSNCVLEIC	83 / 6 AA	128
Phosphosite 19:	NASP	P49321	S706	PTDGASSSNCVTDIS	83 / 6 AA	85
Phosphosite 20:	FLG2	Q5D862	S336	CVSGGQPSGCGQPES	83 / 6 AA	248