Coordination number of zinc ions in the phosphotriesterase active site by molecular dynamics and quantum mechanics

Jaroslav Koca, Chang Guo Zhan, Robert C. Rittenhouse, Rick L. Ornstein

Research output: Contribution to journalArticlepeer-review

53 Scopus citations

Abstract

A study was performed on coordination number of zinc ions in the phosphotriesterase active site by molecular dynamics and quantum mechanics. A standard nonbonded model was employed to treat the zinc ions with the commonly used charge of +2. In all the trajectories, a tightly bound water (TBW) molecule in the active site that was coordinated to the less buried zinc ion, was observed.

Original languageEnglish
Pages (from-to)368-378
Number of pages11
JournalJournal of Computational Chemistry
Volume24
Issue number3
DOIs
StatePublished - Feb 2003

Keywords

  • Coordination number of zinc ion
  • Molecular dynamics
  • Phosphotriesterase
  • Quantum mechanics
  • Zinc-containing enzyme

ASJC Scopus subject areas

  • General Chemistry
  • Computational Mathematics

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