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Crystal structure of tryptamine-reduced aromatic amine dehydrogenase (AADH) from Alcaligenes faecalis in complex with tryptamine

X-ray diffraction
1.45Å resolution
PDB entry 2agw coloured by chain, front view.
PDB entry 2agw coloured by chain, side view.
PDB entry 2agw coloured by chain, top view.
Source organism: Alcaligenes faecalis
Assembly composition:
hetero tetramer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Aralkylamine dehydrogenase
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Multimeric state: hetero tetramer
Accessible surface area: 31838.59 Å2
Buried surface area: 11774.32 Å2
Dissociation area: 2,662.17 Å2
Dissociation energy (ΔGdiss): 26.25 kcal/mol
Dissociation entropy (TΔSdiss): 14.82 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-160926

Macromolecules

Aralkylamine dehydrogenase light chain
Chains: D, H
Length: 135 amino acids
Theoretical weight: 14.52 KDa
Source organism: Alcaligenes faecalis
UniProt:
  • Canonical: P84887 (Residues: 48-182; Coverage: 100%)
Gene name: aauA
Pfam: Methylamine dehydrogenase, L chain
InterPro:
CATH: Methylamine/Aralkylamine dehydrogenase light chain
Aralkylamine dehydrogenase light chain in PDB entry 2agw, assembly 1, front view.
Aralkylamine dehydrogenase light chain in PDB entry 2agw, assembly 1, side view.
Aralkylamine dehydrogenase light chain in PDB entry 2agw, assembly 1, top view.
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Aralkylamine dehydrogenase heavy chain
Chains: A, B
Length: 361 amino acids
Theoretical weight: 40.02 KDa
Source organism: Alcaligenes faecalis
UniProt:
  • Canonical: P84888 (Residues: 30-389; Coverage: 99%)
Gene name: aauB
Pfam: Methylamine dehydrogenase heavy chain (MADH)
InterPro:
CATH: YVTN repeat-like/Quinoprotein amine dehydrogenase
Aralkylamine dehydrogenase heavy chain in PDB entry 2agw, assembly 1, front view.
Aralkylamine dehydrogenase heavy chain in PDB entry 2agw, assembly 1, side view.
Aralkylamine dehydrogenase heavy chain in PDB entry 2agw, assembly 1, top view.
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