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:	S315
P-Site Sequence:	RFCLGLLSNVNRNST
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	S315	RFCLGLLSNVNRNST	100 / 9 AA	52
Phosphosite 1:	Smad5	Q99717	S315	RFCLGLLSNVNRNST	100 / 9 AA	52
Phosphosite 2:	Smad2	Q15796	S317	RFCLGLLSNVNRNAT	100 / 9 AA	52
Phosphosite 3:	Smad8	O15198	S317	RFCLGLLSNVNRNST	100 / 9 AA	52
Phosphosite 4:	Smad4	Q13485	S368	RFCLGQLSNVHRTEA	77 / 9 AA	60
Phosphosite 5:	CASP14L	P0CB46	T145	RDLLELLTEVNRRVC	66 / 9 AA	20
Phosphosite 6:	SERPINB8	P50452	S75	RGFQSLLSEVNRTGT	75 / 8 AA	43
Phosphosite 7:	MLLT10	P55197	S977	ASGLGLLSDQQRQIL	66 / 9 AA	109
Phosphosite 8:	ABCC13	Q9NSE7	S204	YKKALLLSNVSRQKF	85 / 7 AA	31
Phosphosite 9:	MOV10L1	Q9BXT6	S1127	RYFLGFLSNSKRFNV	66 / 9 AA	135
Phosphosite 10:	CTCF	P49711	S238	EQQEGLLSEVNAEKV	85 / 7 AA	83
Phosphosite 11:	TDRD6	O60522	S1160	NKKLGLLSYKDRIRK	66 / 9 AA	237
Phosphosite 12:	GJB1	P08034	S11	TGLYTLLSGVNRHST	85 / 7 AA	32
Phosphosite 13:	SH3D19	Q5HYK7	S297	STVSGKLSNVERTRN	75 / 8 AA	87
Phosphosite 14:	ASH1L	Q9NR48	S2692	RQSYRLLSHINRDKL	71 / 7 AA	333
Phosphosite 15:	PEO1	Q96RR1	S382	EEVLGELSNVEQAAG	66 / 9 AA	77
Phosphosite 16:	NEUROD2	Q15784	S13	FSEPGLLSDVPKFAS	62 / 8 AA	41
Phosphosite 17:	MFSD11	O43934	S300	GSLFGLLSKNNRFGR	66 / 9 AA	49
Phosphosite 18:	KIF7	Q2M1P5	T610	EAGAELLTEVNRLGS	62 / 8 AA	151
Phosphosite 19:	KPNA5	O15131	T219	PPLLELLTNSNRLTT	66 / 9 AA	60
Phosphosite 20:	G3BP1	Q13283	S99	VQVMGLLSNNNQALR	66 / 9 AA	52