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CRYSTAL STRUCTURE COMPLEX BETWEEN THE WILD-TYPE LACTOCOCCUS LACTIS FPG (MUTM) AND A FAPY-DG CONTAINING DNA

X-ray diffraction
1.95Å resolution
PDB entry 1xc8 coloured by chain, front view.
PDB entry 1xc8 coloured by chain, side view.
PDB entry 1xc8 coloured by chain, top view.
Source organism: Lactococcus cremoris
Assembly composition:
hetero trimer (preferred)
Entry contents: 1 distinct polypeptide molecule
2 distinct DNA molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Formamidopyrimidine-DNA glycosylase and DNA
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Multimeric state: hetero trimer
Accessible surface area: 15843.69 Å2
Buried surface area: 4225.1 Å2
Dissociation area: 924.83 Å2
Dissociation energy (ΔGdiss): 17.3 kcal/mol
Dissociation entropy (TΔSdiss): 10.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-114803

Macromolecules

Formamidopyrimidine-DNA glycosylase
Chain: A
Length: 271 amino acids
Theoretical weight: 31.12 KDa
Source organism: Lactococcus cremoris
Expression system: Escherichia coli
UniProt:
  • Canonical: P42371 (Residues: 2-273; Coverage: 99%)
Gene names: fpg, mutM
Pfam:
InterPro:
CATH:
SCOP:
Formamidopyrimidine-DNA glycosylase in PDB entry 1xc8, assembly 1, front view.
Formamidopyrimidine-DNA glycosylase in PDB entry 1xc8, assembly 1, side view.
Formamidopyrimidine-DNA glycosylase in PDB entry 1xc8, assembly 1, top view.
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DNA chain B
Name: 5'-D(*CP*TP*CP*TP*TP*TP*(FOX)P*TP*TP*TP*CP*TP*CP*G)-3'
Representative chains: B
Source organism: Lactococcus cremoris [1359]
Expression system: Not provided
Length: 14 nucleotides
Theoretical weight: 4.22 KDa
5'-D(*CP*TP*CP*TP*TP*TP*(FOX)P*TP*TP*TP*CP*TP*CP*G)-3' in PDB entry 1xc8, assembly 1, front view.
5'-D(*CP*TP*CP*TP*TP*TP*(FOX)P*TP*TP*TP*CP*TP*CP*G)-3' in PDB entry 1xc8, assembly 1, side view.
5'-D(*CP*TP*CP*TP*TP*TP*(FOX)P*TP*TP*TP*CP*TP*CP*G)-3' in PDB entry 1xc8, assembly 1, top view.
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DNA chain C
Name: 5'-D(*GP*CP*GP*AP*GP*AP*AP*AP*CP*AP*AP*AP*GP*A)-3'
Representative chains: C
Source organism: Lactococcus cremoris [1359]
Expression system: Not provided
Length: 14 nucleotides
Theoretical weight: 4.36 KDa
5'-D(*GP*CP*GP*AP*GP*AP*AP*AP*CP*AP*AP*AP*GP*A)-3' in PDB entry 1xc8, assembly 1, front view.
5'-D(*GP*CP*GP*AP*GP*AP*AP*AP*CP*AP*AP*AP*GP*A)-3' in PDB entry 1xc8, assembly 1, side view.
5'-D(*GP*CP*GP*AP*GP*AP*AP*AP*CP*AP*AP*AP*GP*A)-3' in PDB entry 1xc8, assembly 1, top view.
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