2n77

Solution NMR

NMR solution structure of a complex of PEP-19 bound to the C-domain of apo calmodulin

Released:
Source organism: Homo sapiens
Primary publication:
PEP-19 modulates calcium binding to calmodulin by electrostatic steering.
Nat Commun 7 13583 (2016)
PMID: 27876793

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-143925 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Calmodulin-1 Chain: A
Molecule details ›
Chain: A
Length: 73 amino acids
Theoretical weight: 8.42 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0DP23 (Residues: 77-149; Coverage: 49%)
Gene names: CALM, CALM1, CAM, CAM1
Sequence domains: EF-hand domain pair
Calmodulin regulator protein PCP4 Chain: B
Molecule details ›
Chain: B
Length: 62 amino acids
Theoretical weight: 6.79 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P48539 (Residues: 3-62; Coverage: 97%)
Gene names: PCP4, PEP19

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Chemical shift assignment: 88%
Refinement method: simulated annealing
Expression system: Escherichia coli BL21(DE3)