Structure analysis

NMR SOLUTION STRUCTURE OF A COMPLEX OF CALMODULIN WITH A BINDING PEPTIDE OF THE CA2+-PUMP

Solution NMR
Source organisms:
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 12045.81 Å2
Buried surface area: 1573.36 Å2
Dissociation area: 700.63 Å2
Dissociation energy (ΔGdiss): 6.16 kcal/mol
Dissociation entropy (TΔSdiss): 9.1 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-144043

Macromolecules

Chain: A
Length: 148 amino acids
Theoretical weight: 16.72 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: P0DP33 (Residues: 2-149; Coverage: 99%)
Gene name: calm1
Pfam: EF-hand domain pair
InterPro:
CATH: EF-hand
SCOP: Calmodulin-like

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Chain: B
Length: 20 amino acids
Theoretical weight: 2.5 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P23634 (Residues: 1086-1104; Coverage: 2%)
Gene names: ATP2B2, ATP2B4, MXRA1
Pfam: Plasma membrane calcium transporter ATPase C terminal
InterPro: Plasma membrane calcium transporting P-type ATPase, C-terminal

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