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Crystal Structure of the Q103N-MauG/pre-Methylamine Dehydrogenase Complex

X-ray diffraction
2.59Å resolution
PDB entry 4o1q coloured by chain, front view.
PDB entry 4o1q coloured by chain, side view.
PDB entry 4o1q coloured by chain, top view.
Source organism: Paracoccus denitrificans PD1222
Assembly composition:
hetero hexamer (preferred)
Entry contents: 3 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero hexamer
Accessible surface area: 58266.65 Å2
Buried surface area: 25698.47 Å2
Dissociation area: 3,086.21 Å2
Dissociation energy (ΔGdiss): 1.83 kcal/mol
Dissociation entropy (TΔSdiss): 29.04 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-106574

Macromolecules

Methylamine utilization protein MauG
Chains: A, B
Length: 373 amino acids
Theoretical weight: 41.13 KDa
Source organism: Paracoccus denitrificans PD1222
Expression system: Paracoccus denitrificans
UniProt:
  • Canonical: Q51658 (Residues: 21-387; Coverage: 100%)
Gene names: Pden_4736, mauG
Pfam: Di-haem cytochrome c peroxidase
InterPro:
CATH: Cytochrome c-like domain
Methylamine utilization protein MauG in PDB entry 4o1q, assembly 1, front view.
Methylamine utilization protein MauG in PDB entry 4o1q, assembly 1, side view.
Methylamine utilization protein MauG in PDB entry 4o1q, assembly 1, top view.
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Methylamine dehydrogenase (amicyanin)
Chains: C, E
Length: 137 amino acids
Theoretical weight: 15.03 KDa
Source organism: Paracoccus denitrificans PD1222
Expression system: Cereibacter sphaeroides
UniProt:
  • Canonical: A1BBA0 (Residues: 58-188; Coverage: 70%)
Gene name: Pden_4733
Pfam: Methylamine dehydrogenase, L chain
InterPro:
CATH: Methylamine/Aralkylamine dehydrogenase light chain
Methylamine dehydrogenase (amicyanin) in PDB entry 4o1q, assembly 1, front view.
Methylamine dehydrogenase (amicyanin) in PDB entry 4o1q, assembly 1, side view.
Methylamine dehydrogenase (amicyanin) in PDB entry 4o1q, assembly 1, top view.
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Methylamine dehydrogenase heavy chain
Chains: D, F
Length: 385 amino acids
Theoretical weight: 42.32 KDa
Source organism: Paracoccus denitrificans PD1222
Expression system: Cereibacter sphaeroides
UniProt:
  • Canonical: A1BB97 (Residues: 33-417; Coverage: 99%)
Gene name: Pden_4730
Pfam: Methylamine dehydrogenase heavy chain (MADH)
InterPro:
CATH: YVTN repeat-like/Quinoprotein amine dehydrogenase
Methylamine dehydrogenase heavy chain in PDB entry 4o1q, assembly 1, front view.
Methylamine dehydrogenase heavy chain in PDB entry 4o1q, assembly 1, side view.
Methylamine dehydrogenase heavy chain in PDB entry 4o1q, assembly 1, top view.
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