› 1tpd

X-ray diffraction
2.1Å resolution

STRUCTURES OF THE "OPEN" AND "CLOSED" STATE OF TRYPANOSOMAL TRIOSEPHOSPHATE ISOMERASE, AS OBSERVED IN A NEW CRYSTAL FORM: IMPLICATIONS FOR THE REACTION MECHANISM

Released:
DOI: 10.2210/pdb1tpd/pdb
PDB entry 1tpd coloured by chain, front view.
PDB entry 1tpd coloured by chain, side view.
PDB entry 1tpd coloured by chain, top view.
Source organism: Trypanosoma brucei brucei
Primary publication:
Structures of the "open" and "closed" state of trypanosomal triosephosphate isomerase, as observed in a new crystal form: implications for the reaction mechanism.
Noble ME, Zeelen JP, Wierenga RK
Proteins 16 311-26 (1993)
PMID: 8356028

Function and Biology Details

Reaction catalysed: 
D-glyceraldehyde 3-phosphate = glycerone phosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
homo dimer
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-138175 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Triosephosphate isomerase, glycosomal Chains: A, B
Molecule details ›
Chains: A, B
Length: 250 amino acids
Theoretical weight: 26.87 KDa
Source organism: Trypanosoma brucei brucei
Expression system: Not provided
UniProt:
  • Canonical: P04789 (Residues: 1-250; Coverage: 100%)
Sequence domains: Triosephosphate isomerase
Structure domains: Aldolase class I

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2
Unit cell:
a: 94.8Å b: 48.3Å c: 131Å
α: 90° β: 100.3° γ: 90°
R-values:
R R work R free
0.176 0.176 not available
Expression system: Not provided

Quick links

Citations

3 review citations

Triosephosphate isomerase: a highly evolved biocatalyst.
Wierenga et al. (2010)
2 more

2 mentions without citation

The Potential of Secondary Metabolites from Plants as Drugs or Leads against Protozoan Neglected Diseases-Part III: In-Silico Molecular Docking Investigations.
Ogungbe et al. (2016)
1 more