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Crystal form II: high resolution crystal structure of the complex of the hydrolytic antibody Fab 6D9 and a transition-state analog

X-ray diffraction
1.7Å resolution
PDB entry 2dqu coloured by chain, front view.
PDB entry 2dqu coloured by chain, side view.
PDB entry 2dqu coloured by chain, top view.
Source organism: Mus musculus
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: IG-heavy chain and IG-light kappa chain
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Multimeric state: hetero dimer
Accessible surface area: 19625.28 Å2
Buried surface area: 4905.85 Å2
Dissociation area: 2,091.35 Å2
Dissociation energy (ΔGdiss): 21.62 kcal/mol
Dissociation entropy (TΔSdiss): 13.31 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-106875

Macromolecules

Ig-like domain-containing protein
Chain: L
Length: 219 amino acids
Theoretical weight: 24.1 KDa
Source organism: Mus musculus
UniProt:
  • Canonical: A2NHM3 (Residues: 1-219; Coverage: 100%)
Gene names: Igk-C, Igkc
Pfam:
InterPro:
CATH: Immunoglobulins
Ig-like domain-containing protein in PDB entry 2dqu, assembly 1, front view.
Ig-like domain-containing protein in PDB entry 2dqu, assembly 1, side view.
Ig-like domain-containing protein in PDB entry 2dqu, assembly 1, top view.
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Ig heavy chain V region 914
Chain: H
Length: 224 amino acids
Theoretical weight: 24.13 KDa
Source organism: Mus musculus
UniProt:
  • Canonical: P18527 (Residues: 1-97; Coverage: 100%)
Pfam: Immunoglobulin V-set domain
InterPro:
CATH: Immunoglobulins
SCOP: C1 set domains (antibody constant domain-like)
Ig heavy chain V region 914 in PDB entry 2dqu, assembly 1, front view.
Ig heavy chain V region 914 in PDB entry 2dqu, assembly 1, side view.
Ig heavy chain V region 914 in PDB entry 2dqu, assembly 1, top view.
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