1mpc

X-ray diffraction
2.1Å resolution

MALTODEXTRIN-BINDING PROTEIN (MALTOSE-BINDING PROTEIN) MUTANT, WITH ARGININE REPLACING TRYPTOPHAN AT POSITION 230 (TRP-230-ARG)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Maltose/maltodextrin-binding periplasmic protein Chain: A
Molecule details ›
Chain: A
Length: 370 amino acids
Theoretical weight: 40.72 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AEX9 (Residues: 27-396; Coverage: 100%)
Gene names: JW3994, b4034, malE
Sequence domains: Bacterial extracellular solute-binding protein
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P1
Unit cell:
a: 44.53Å b: 58.35Å c: 39.02Å
α: 98.32° β: 102.85° γ: 101.51°
R-values:
R R work R free
0.188 0.188 not available
Expression system: Escherichia coli