Observation of the Fe-CN and Fe-CO vibrations in the active site of [NiFe] hydrogenase by nuclear resonance vibrational spectroscopy

Saeed Kamali, Hongxin Wang, Devrani Mitra, Hideaki Ogata, Wolfgang Lubitz, Brian C. Manor, Thomas B. Rauchfuss, Deborah Byrne, Violaine Bonnefoy, Francis E. Jenney, Michael W.W. Adams, Yoshitaka Yoda, Ercan Alp, Jiyong Zhao, Stephen P. Cramer

Research output: Contribution to journalArticlepeer-review

Abstract

Nuclear inelastic scattering of 57Fe labeled [NiFe] hydrogenase is shown to give information on different states of the enzyme. It was thus possible to detect and assign Fe-CO and Fe-CN bending and stretching vibrations of the active site outside the spectral range of the Fe-S cluster normal modes.

Original languageEnglish (US)
Pages (from-to)724-728
Number of pages5
JournalAngewandte Chemie - International Edition
Volume52
Issue number2
DOIs
StatePublished - Jan 7 2013

Keywords

  • FeS clusters
  • hydrogenases
  • NiFe acvite site
  • spectroscopic methods
  • vibrational spectroscopy

ASJC Scopus subject areas

  • General Chemistry
  • Catalysis

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