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Solution structure of S100A1 bound to calcium

Solution NMR
PDB entry 1zfs coloured by chain, ensemble of 19 models, front view.
PDB entry 1zfs coloured by chain, ensemble of 19 models, side view.
PDB entry 1zfs coloured by chain, ensemble of 19 models, top view.
Source organism: Rattus norvegicus
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Protein S100-A1
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Multimeric state: homo dimer
Accessible surface area: 10585.55 Å2
Buried surface area: 2837.87 Å2
Dissociation area: 1,324.79 Å2
Dissociation energy (ΔGdiss): 15.91 kcal/mol
Dissociation entropy (TΔSdiss): 11.49 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-152927

Macromolecules

Protein S100-A1
Chains: A, B
Length: 93 amino acids
Theoretical weight: 10.44 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli
UniProt:
  • Canonical: P35467 (Residues: 2-94; Coverage: 99%)
Gene name: S100a1
Pfam:
InterPro:
CATH: EF-hand
SCOP: S100 proteins
Protein S100-A1 in PDB entry 1zfs, assembly 1, front view.
Protein S100-A1 in PDB entry 1zfs, assembly 1, side view.
Protein S100-A1 in PDB entry 1zfs, assembly 1, top view.
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