› 3i8o

X-ray diffraction
2.64Å resolution

A domain of a functionally unknown protein from Methanocaldococcus jannaschii DSM 2661.

Released:
DOI: 10.2210/pdb3i8o/pdb
PDB entry 3i8o coloured by chain, front view.
PDB entry 3i8o coloured by chain, side view.
PDB entry 3i8o coloured by chain, top view.
Source organism: Methanocaldococcus jannaschii
Entry authors: Tan K, Chhor G, Cobb G, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-176711 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Uncharacterized KH and PIN-domain containing protein MJ1533 Chain: A
Molecule details ›
Chain: A
Length: 142 amino acids
Theoretical weight: 16.18 KDa
Source organism: Methanocaldococcus jannaschii
Expression system: Escherichia coli
UniProt:
  • Canonical: Q58928 (Residues: 27-165; Coverage: 22%)
Gene name: MJ1533
Sequence domains: PIN domain
Structure domains: 5'-nuclease

Ligands and Environments

4 bound ligands:
Ligand CL 1 x CL
Ligand PEG 1 x PEG
Ligand FMT 3 x FMT
Ligand ACT 2 x ACT
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: I422
Unit cell:
a: 87.988Å b: 87.988Å c: 96.45Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.192 0.259
Expression system: Escherichia coli

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