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Crystal Structure of an Active Site Mutant of Bovine Pancreatic Ribonuclease A (H119A-RNase A) with a 10-Glutamine expansion in the C-terminal hinge-loop.

X-ray diffraction
1.8Å resolution
PDB entry 2apq coloured by chain, front view.
PDB entry 2apq coloured by chain, side view.
PDB entry 2apq coloured by chain, top view.
Source organism: Bos taurus
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Ribonuclease pancreatic
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Multimeric state: monomeric
Accessible surface area: 6670.18 Å2
Buried surface area: 332.32 Å2
Dissociation area: 67.9 Å2
Dissociation energy (ΔGdiss): 4.47 kcal/mol
Dissociation entropy (TΔSdiss): 0.61 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-158390

Macromolecules

Ribonuclease pancreatic
Chain: A
Length: 139 amino acids
Theoretical weight: 15.31 KDa
Source organism: Bos taurus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P61823 (Residues: 27-137, 138-150; Coverage: 100%)
Gene names: RNASE1, RNS1
Pfam: Pancreatic ribonuclease
InterPro:
CATH: Ribonuclease A-like domain
Ribonuclease pancreatic in PDB entry 2apq, assembly 1, front view.
Ribonuclease pancreatic in PDB entry 2apq, assembly 1, side view.
Ribonuclease pancreatic in PDB entry 2apq, assembly 1, top view.
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