2zd9

X-ray diffraction
4Å resolution

Structure of a Bacterial Cyclic-Nucleotide Regulated Ion Channel

Released:
Source organism: Mesorhizobium loti

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cyclic nucleotide-gated potassium channel mll3241 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 355 amino acids
Theoretical weight: 37.77 KDa
Source organism: Mesorhizobium loti
Expression system: Escherichia coli
UniProt:
  • Canonical: Q98GN8 (Residues: 1-355; Coverage: 100%)
Gene name: mll3241
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: R3
Unit cell:
a: 283.287Å b: 283.287Å c: 103.507Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.308 0.307 0.333
Expression system: Escherichia coli