› 3w2z

X-ray diffraction
1.8Å resolution

Crystal structure of the cyanobacterial protein

Released:
DOI: 10.2210/pdb3w2z/pdb
PDB entry 3w2z coloured by chain, front view.
PDB entry 3w2z coloured by chain, side view.
PDB entry 3w2z coloured by chain, top view.
Source organism: Nostoc sp. PCC 7120 = FACHB-418
Primary publication:
Structures of cyanobacteriochromes from phototaxis regulators AnPixJ and TePixJ reveal general and specific photoconversion mechanism.
Narikawa R, Ishizuka T, Muraki N, Shiba T, Kurisu G, Ikeuchi M
Proc Natl Acad Sci U S A 110 918-23 (2013)
PMID: 23256156

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-187140 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyl-accepting chemotaxis protein Chain: A
Molecule details ›
Chain: A
Length: 198 amino acids
Theoretical weight: 22.78 KDa
Source organism: Nostoc sp. PCC 7120 = FACHB-418
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8YXY7 (Residues: 221-397; Coverage: 16%)
Gene name: all1069
Sequence domains: GAF domain
Structure domains: Beta-Lactamase

Ligands and Environments

2 bound ligands:
Ligand CYC 1 x CYC
Ligand IOD 1 x IOD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A
Spacegroup: P43212
Unit cell:
a: 69.133Å b: 69.133Å c: 124.11Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.197 0.224
Expression system: Escherichia coli

Quick links

Citations

7 review citations

Phytochromes: an atomic perspective on photoactivation and signaling.
Burgie et al. (2014)
6 more

19 mentions without citation

Bacterial Phytochromes, Cyanobacteriochromes and Allophycocyanins as a Source of Near-Infrared Fluorescent Probes.
Oliinyk et al. (2017)
18 more