› 7osb

X-ray diffraction
1.45Å resolution

Crystal Structure of a Double Mutant PETase (S238F/W159H) from Ideonella sakaiensis

Released:
DOI: 10.2210/pdb7osb/pdb
PDB entry 7osb coloured by chain, front view.
PDB entry 7osb coloured by chain, side view.
PDB entry 7osb coloured by chain, top view.
Source organism: Ideonella sakaiensis
Primary publication:
Comparative Performance of PETase as a Function of Reaction Conditions, Substrate Properties, and Product Accumulation.
Erickson E, Shakespeare TJ, Bratti F, Buss BL, Graham R, Hawkins MA, König G, Michener WE, Miscall J, Ramirez KJ, Rorrer NA, Zahn M, Pickford AR, McGeehan JE, Beckham GT
ChemSusChem 15 e202101932 (2022)
PMID: 34587366

Function and Biology Details

Reaction catalysed: 
(Ethylene terephthalate)(n) + H(2)O = (ethylene terephthalate)(n-1) + ethylene terephthalate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-102331 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Poly(ethylene terephthalate) hydrolase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 298 amino acids
Theoretical weight: 31.35 KDa
Source organism: Ideonella sakaiensis
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0K8P6T7 (Residues: 1-290; Coverage: 100%)
Gene name: ISF6_4831
Sequence domains: Dienelactone hydrolase family

Ligands and Environments

3 bound ligands:
Ligand SO4 10 x SO4
Ligand CL 3 x CL
Ligand GOL 2 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I03
Spacegroup: C2221
Unit cell:
a: 52.379Å b: 233.957Å c: 164.808Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.191 0.207
Expression system: Escherichia coli

Quick links

Citations

2 review citations

Mechanism-Based Design of Efficient PET Hydrolases.
Wei et al. (2022)
1 more

1 mention without citation

An Intrinsically Disordered Peptide Tag that Confers an Unusual Solubility to Aggregation-Prone Proteins.
Jo BH. (2022)