› 3na2

X-ray diffraction
2.29Å resolution

Crystal Structure of Protein of Unknown Function from Mine Drainage Metagenome Leptospirillum rubarum

Released:
DOI: 10.2210/pdb3na2/pdb
PDB entry 3na2 coloured by chain, front view.
PDB entry 3na2 coloured by chain, side view.
PDB entry 3na2 coloured by chain, top view.
Source organism: Leptospirillum rubarum
Entry authors: Kim Y, Xu X, Cui H, Chin S, Savchenko A, Edwards A, 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 domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-163803 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Uncharacterized protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 172 amino acids
Theoretical weight: 19.68 KDa
Source organism: Leptospirillum rubarum
Expression system: Escherichia coli BL21
Structure domains: Heme iron utilization protein-like fold

Ligands and Environments

2 bound ligands:
Ligand ACY 2 x ACY
Ligand PEG 2 x PEG
1 modified residue:
Ligand MSE 28 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P21212
Unit cell:
a: 76.367Å b: 115.047Å c: 73.596Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.19 0.186 0.248
Expression system: Escherichia coli BL21

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