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Human carboxypeptidase A4 in complex with human latexin.

X-ray diffraction
1.6Å resolution
PDB entry 2bo9 coloured by chain, front view.
PDB entry 2bo9 coloured by chain, side view.
PDB entry 2bo9 coloured by chain, top view.
Source organism: Homo sapiens
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: Latexin and Carboxypeptidase A4
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Multimeric state: hetero tetramer
Accessible surface area: 40652.96 Å2
Buried surface area: 10609.97 Å2
Dissociation area: 579.61 Å2
Dissociation energy (ΔGdiss): -7.73 kcal/mol
Dissociation entropy (TΔSdiss): 14.23 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-189701

Macromolecules

Carboxypeptidase A4
Chains: A, C
Length: 308 amino acids
Theoretical weight: 34.56 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
UniProt:
  • Canonical: Q9UI42 (Residues: 114-421; Coverage: 76%)
Gene names: CPA3, CPA4, UNQ694/PRO1339
Pfam: Zinc carboxypeptidase
InterPro:
CATH: Zn peptidases
SCOP: Pancreatic carboxypeptidases
Carboxypeptidase A4 in PDB entry 2bo9, assembly 1, front view.
Carboxypeptidase A4 in PDB entry 2bo9, assembly 1, side view.
Carboxypeptidase A4 in PDB entry 2bo9, assembly 1, top view.
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Latexin
Chains: B, D
Length: 222 amino acids
Theoretical weight: 25.8 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9BS40 (Residues: 1-222; Coverage: 100%)
Gene name: LXN
Pfam:
InterPro:
CATH: Nuclear Transport Factor 2; Chain: A,
SCOP: Latexin-like
Latexin in PDB entry 2bo9, assembly 1, front view.
Latexin in PDB entry 2bo9, assembly 1, side view.
Latexin in PDB entry 2bo9, assembly 1, top view.
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