4acz

X-ray diffraction
1.99Å resolution

Structure of the GH99 endo-alpha-mannosidase from Bacteroides thetaiotaomicron

Released:

Function and Biology Details

Reaction catalysed:
GlcMan(9)GlcNAc(2)-[protein] + H(2)O = Man(8)GlcNAc(2)-[protein] (isomer 8A(1,2,3)B(1,2)) + alpha-D-glucosyl-(1->3)-alpha-D-mannopyranose
Biological process:
  • not assigned
Cellular component:
Sequence domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183601 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Endo-alpha-mannosidase Chain: A
Molecule details ›
Chain: A
Length: 382 amino acids
Theoretical weight: 43.26 KDa
Source organism: Bacteroides thetaiotaomicron VPI-5482
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q8A109 (Residues: 1-382; Coverage: 100%)
Gene name: BT_3862
Sequence domains: Glycosyl hydrolase family 99
Structure domains: Glycosidases
Endo-alpha-mannosidase Chain: B
Molecule details ›
Chain: B
Length: 382 amino acids
Theoretical weight: 43.26 KDa
Source organism: Bacteroides thetaiotaomicron VPI-5482
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q8A109 (Residues: 1-382; Coverage: 100%)
Gene name: BT_3862
Sequence domains: Glycosyl hydrolase family 99
Structure domains: Glycosidases

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P1
Unit cell:
a: 50.748Å b: 62.689Å c: 71.6Å
α: 103.49° β: 104.06° γ: 93.21°
R-values:
R R work R free
0.186 0.184 0.222
Expression system: Escherichia coli BL21