Article
Non-covalent interactions in blue copper protein probed by Met16 mutation and electronic and resonance Raman spectroscopy of Achromobacter cycloclastes pseudoazurin.
Journal of inorganic biochemistry - 1 Mar 2010
Fitzpatrick Marzena B, Obara Yuji, Fujita Koyu, Brown Doreen E, Dooley David M, Kohzuma Takamitsu, Czernuszewicz Roman S
Abstract excerpt
We have used low-temperature (77K) resonance Raman (RR) spectroscopy as a probe of the electronic and molecular structure to investigate weak pi-pi interactions between the metal ion-coordinated His imidazoles and aromatic side chains in the second coordination sphere of blue copper proteins. For this purpose, the RR spectra of Met16 mutants of Achromobacter cycloclastes pseudoazurin (AcPAz) with aromatic...
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