Structure analysis

The X-ray structure of Zf-RNase-1 from a new crystal form at pH 7.3

X-ray diffraction
1.61Å resolution
Source organism: Danio rerio
Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: monomeric
Accessible surface area: 7492.13 Å2
Buried surface area: 779.95 Å2
Dissociation area: 73.11 Å2
Dissociation energy (ΔGdiss): 8.32 kcal/mol
Dissociation entropy (TΔSdiss): 0.59 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-123089
Assembly 2
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Multimeric state: monomeric
Accessible surface area: 7415.39 Å2
Buried surface area: 799.28 Å2
Dissociation area: 51.19 Å2
Dissociation energy (ΔGdiss): 6.5 kcal/mol
Dissociation entropy (TΔSdiss): 0.62 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-123089
Assembly 3
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Multimeric state: homo dimer
Accessible surface area: 13438.51 Å2
Buried surface area: 3052.16 Å2
Dissociation area: 735.98 Å2
Dissociation energy (ΔGdiss): 4.89 kcal/mol
Dissociation entropy (TΔSdiss): 11.63 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-123090

Macromolecules

Chains: A, B
Length: 126 amino acids
Theoretical weight: 14.35 KDa
Source organism: Danio rerio
Expression system: Escherichia coli
UniProt:
  • Canonical: E7FH76 (Residues: 1-126; Coverage: 100%)
Pfam: Pancreatic ribonuclease
InterPro:
CATH: Ribonuclease A-like domain

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