1fp9

X-ray diffraction
3.1Å resolution

STRUCTURE OF AMYLOMALTASE FROM THERMUS THERMOPHILUS HB8 IN SPACE GROUP C2

Released:
Source organism: Thermus thermophilus
Entry authors: Uitdehaag JCM, Euverink GJ, van der Veen BA, van der Maarel M, Dijkstra BW

Function and Biology Details

Reaction catalysed:
Transfers a segment of a (1->4)-alpha-D-glucan to a new position in an acceptor, which may be glucose or a (1->4)-alpha-D-glucan
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
4-alpha-glucanotransferase Chain: A
Molecule details ›
Chain: A
Length: 500 amino acids
Theoretical weight: 57.26 KDa
Source organism: Thermus thermophilus
Expression system: Escherichia coli
UniProt:
  • Canonical: O87172 (Residues: 1-500; Coverage: 100%)
Gene name: malQ
Sequence domains: 4-alpha-glucanotransferase
Structure domains: Glycosidases

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-3
Spacegroup: C2
Unit cell:
a: 104.913Å b: 52.445Å c: 104.908Å
α: 90° β: 96.42° γ: 90°
R-values:
R R work R free
0.252 0.239 0.29
Expression system: Escherichia coli