› 3sc3

X-ray diffraction
3Å resolution

Crystal structure of a Putative DNA replication regulator Hda (Sama_1916) from SHEWANELLA AMAZONENSIS SB2B at 3.00 A resolution

Released:
DOI: 10.2210/pdb3sc3/pdb
PDB entry 3sc3 coloured by chain, front view.
PDB entry 3sc3 coloured by chain, side view.
PDB entry 3sc3 coloured by chain, top view.
Source organism: Shewanella amazonensis SB2B
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-106693 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chromosomal replication initiator protein DnaA domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 225 amino acids
Theoretical weight: 25.51 KDa
Source organism: Shewanella amazonensis SB2B
Expression system: Escherichia coli
UniProt:
  • Canonical: A1S6W5 (Residues: 18-241; Coverage: 93%)
Gene name: Sama_1916
Sequence domains: Bacterial dnaA protein
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand SO4 5 x SO4
1 modified residue:
Ligand MSE 16 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: I23
Unit cell:
a: 162.44Å b: 162.44Å c: 162.44Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.227 0.224 0.253
Expression system: Escherichia coli

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