X-ray diffraction
2.55Å resolution

Crystal structure of the transporter MalT, the EIIC domain from the maltose-specific phosphotransferase system


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Protein-N(Pi)-phosphohistidine-sugar phosphotransferase (Enzyme II of the phosphotransferase system) (PTS system glucose-specific IIBC component) Chain: A
Molecule details ›
Chain: A
Length: 470 amino acids
Theoretical weight: 51.71 KDa
Source organism: Bacillus cereus E33L
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q63GK8 (Residues: 3-472; Coverage: 86%)
Gene names: BCE33L0344, ptsG
Sequence domains: Phosphotransferase system, EIIC

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC
No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: I222
Unit cell:
a: 71.633Å b: 108.182Å c: 139.329Å
α: 90° β: 90° γ: 90°
R R work R free
0.242 0.237 0.282
Expression system: Escherichia coli BL21(DE3)