PDBe 1vr7

X-ray diffraction
1.2Å resolution

Crystal structure of S-adenosylmethionine decarboxylase proenzyme (TM0655) from THERMOTOGA MARITIMA at 1.2 A resolution

Source organism: Thermotoga maritima
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine = S-adenosyl 3-(methylthio)propylamine + CO(2). 
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
S-adenosylmethionine decarboxylase proenzyme Chains: A, B
Molecule details ›
Chains: A, B
Length: 142 amino acids
Theoretical weight: 16.41 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli
  • Canonical: Q9WZC3 (Residues: 1-130; Coverage: 100%)
Gene names: TM_0655, speH
Sequence domains: S-adenosylmethionine decarboxylase
Structure domains: S-adenosylmethionine decarboxylase

Ligands and Environments

1 bound ligand:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: R3
Unit cell:
a: 105.298Å b: 105.298Å c: 69.427Å
α: 90° β: 90° γ: 120°
R R work R free
0.12 not available 0.15
Expression system: Escherichia coli