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CRYSTAL STRUCTURE ANALYSIS OF PRECORRIN-8X METHYLMUTASE COMPLEX WITH HYDROGENOBYRINIC ACID

X-ray diffraction
2.6Å resolution
PDB entry 1i1h coloured by chain, front view.
PDB entry 1i1h coloured by chain, side view.
PDB entry 1i1h coloured by chain, top view.
Source organism: Pseudomonas denitrificans (nom. rej.)
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Precorrin-8X methylmutase
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Multimeric state: homo dimer
Accessible surface area: 15079.47 Å2
Buried surface area: 7142.39 Å2
Dissociation area: 2,686.72 Å2
Dissociation energy (ΔGdiss): 34.42 kcal/mol
Dissociation entropy (TΔSdiss): 13.27 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-149337

Macromolecules

Precorrin-8X methylmutase
Chain: A
Length: 219 amino acids
Theoretical weight: 23.22 KDa
Source organism: Pseudomonas denitrificans (nom. rej.)
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P21638 (Residues: 2-210; Coverage: 100%)
Gene name: cobH
Pfam: Precorrin-8X methylmutase
InterPro:
CATH: Cobalamin biosynthesis CobH/CbiC, precorrin-8X methylmutase
SCOP: Precorrin-8X methylmutase CbiC/CobH
Precorrin-8X methylmutase in PDB entry 1i1h, assembly 1, front view.
Precorrin-8X methylmutase in PDB entry 1i1h, assembly 1, side view.
Precorrin-8X methylmutase in PDB entry 1i1h, assembly 1, top view.
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