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THE 1.0 ANGSTROM CRYSTAL STRUCTURE OF CA+2 BOUND CALMODULIN

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

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Calmodulin
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Multimeric state: monomeric
Accessible surface area: 9767.28 Å2
Buried surface area: 419.7 Å2
Dissociation area: 35.69 Å2
Dissociation energy (ΔGdiss): 6.57 kcal/mol
Dissociation entropy (TΔSdiss): 0.04 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-530150

Macromolecules

Calmodulin
Chain: A
Length: 148 amino acids
Theoretical weight: 16.69 KDa
Source organism: Paramecium tetraurelia
Expression system: Escherichia coli
UniProt:
  • Canonical: P07463 (Residues: 2-149; Coverage: 99%)
Gene names: CAM, GSPATT00015825001
Pfam: EF-hand domain pair
InterPro:
CATH: EF-hand
SCOP: Calmodulin-like
Calmodulin in PDB entry 1exr, assembly 1, front view.
Calmodulin in PDB entry 1exr, assembly 1, side view.
Calmodulin in PDB entry 1exr, assembly 1, top view.
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