› 1gmk

X-ray diffraction
2.5Å resolution

GRAMICIDIN/KSCN COMPLEX

Released:
DOI: 10.2210/pdb1gmk/pdb
PDB entry 1gmk coloured by chain, front view.
PDB entry 1gmk coloured by chain, side view.
PDB entry 1gmk coloured by chain, top view.
Source organism: Brevibacillus brevis
Primary publication:
Crystal structure of the gramicidin/potassium thiocyanate complex.
Doyle DA, Wallace BA
J Mol Biol 266 963-77 (1997)
PMID: 9086274

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-162200 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
GRAMICIDIN A Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 16 amino acids
Theoretical weight: 1.88 KDa
Source organism: Brevibacillus brevis

Ligands and Environments

3 bound ligands:
Ligand K 4 x K
Ligand SCN 4 x SCN
Ligand MOH 25 x MOH
3 modified residues:
Ligand FVA 4 x FVA
Ligand DLE 16 x DLE
Ligand DVA 8 x DVA

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS
Spacegroup: P212121
Unit cell:
a: 32.06Å b: 51.8Å c: 31.04Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.192 not available

Quick links

Citations

3 review citations

Structure and function of "metalloantibiotics".
Ming LJ. (2003)
2 more

4 mentions without citation

A functional-phylogenetic classification system for transmembrane solute transporters.
Saier MH. (2000)
3 more