› 5ayv

X-ray diffraction
1.65Å resolution

Crystal structure of archaeal ketopantoate reductase complexed with coenzyme A and 2-oxopantoate

Released:
DOI: 10.2210/pdb5ayv/pdb
PDB entry 5ayv coloured by chain, front view.
PDB entry 5ayv coloured by chain, side view.
PDB entry 5ayv coloured by chain, top view.
Source organism: Thermococcus kodakarensis KOD1
Primary publication:
Crystal structure of archaeal ketopantoate reductase complexed with coenzyme a and 2-oxopantoate provides structural insights into feedback regulation.
Aikawa Y, Nishitani Y, Tomita H, Atomi H, Miki K
Proteins 84 374-82 (2016)
PMID: 26757028

Function and Biology Details

Reaction catalysed: 
(R)-pantoate + NADP(+) = 2-dehydropantoate + NADPH
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-177294 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
2-dehydropantoate 2-reductase Chains: A, B
Molecule details ›
Chains: A, B
Length: 309 amino acids
Theoretical weight: 34.09 KDa
Source organism: Thermococcus kodakarensis KOD1
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5JGC2 (Residues: 1-309; Coverage: 100%)
Gene name: TK1968
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand NAP 1 x NAP
4 bound ligands:
Ligand ACT 5 x ACT
Ligand COA 1 x COA
Ligand KPL 1 x KPL
Ligand MPD 2 x MPD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NE3A
Spacegroup: P212121
Unit cell:
a: 53.519Å b: 70.822Å c: 163.902Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.169 0.189
Expression system: Escherichia coli

Quick links

Citations

1 citations in other articles

Regulation of Coenzyme A Biosynthesis in the Hyperthermophilic Bacterium Thermotoga maritima.
Shimosaka et al. (2016)

3 mentions without citation

Functional analysis of Rossmann-like domains reveals convergent evolution of topology and reaction pathways.
Medvedev et al. (2019)
2 more