Synthetic analogues and reaction systems relevant to the molybdenum and tungsten oxotransferases

JH Enemark, JJA Cooney, JJ Wang, RH Holm - Chemical reviews, 2004 - ACS Publications
Enzymes containing molybdenum or tungsten at their active sites appear to be present in all
forms of life, from ancient archaea to man. These enzymes catalyze a wide range of …

Great metalloclusters in enzymology

DC Rees - Annual review of biochemistry, 2002 - annualreviews.org
▪ Abstract Metallocluster-containing enzymes catalyze some of the most basic redox
transformations in the biosphere. The reactions catalyzed by these enzymes typically involve …

Closed-shell molecules that ionize more readily than cesium

FA Cotton, NE Gruhn, J Gu, P Huang, DL Lichtenberger… - Science, 2002 - science.org
We report a class of molecules with extremely low ionization enthalpies, one member of
which has been determined to have a gas-phase ionization energy (onset, 3.51 electron …

Bis (dithiolene) molybdenum analogues relevant to the DMSO reductase enzyme family: synthesis, structures, and oxygen atom transfer reactions and kinetics

BS Lim, RH Holm - Journal of the American Chemical Society, 2001 - ACS Publications
A series of dithiolene complexes of the general type [MoIV (QR ')(S2C2Me2) 2] 1-has been
prepared and structurally characterized as possible structural and reactivity analogues of …

Spectroscopic evidence for a unique bonding interaction in oxo-molybdenum dithiolate complexes: implications for σ electron transfer pathways in the pyranopterin …

FE Inscore, R McNaughton, BL Westcott… - Inorganic …, 1999 - ACS Publications
Solution and solid state electronic absorption, magnetic circular dichroism, and resonance
Raman spectroscopies have been used to probe in detail the excited state electronic …

Coordination compounds of pteridine, alloxazine and flavin ligands: structures and properties

W Kaim, B Schwederski, O Heilmann… - Coordination chemistry …, 1999 - Elsevier
The pteridine and (iso) alloxazine π systems are the underlying heterocyclic structures of
coenzymatic constituents (pterins, lumazines, flavins) of oxidoreductase enzymes. These …

Modification and characterization of cellulose cotton fibers for fast extraction of some precious metal ions

M Monier, MA Akl, WM Ali - International journal of biological …, 2014 - Elsevier
In this work, native cellulose cotton fibers were first modified through graft copolymerization
of polyacrylonitrile (PAN) and then by insertion of phenyl thiosemicarbazide moieties to …

Investigation of metal–dithiolate fold angle effects: Implications for molybdenum and tungsten enzymes

HK Joshi, JJA Cooney, FE Inscore… - Proceedings of the …, 2003 - National Acad Sciences
Gas-phase photoelectron spectroscopy and density functional theory have been used to
investigate the interactions between the sulfur π-orbitals of arene dithiolates and high-valent …

The Electronic Structure and Spectroscopy of Metallo‐Dithiolene Complexes

ML Kirk, RL McNaughton… - … Synthesis, Properties, and …, 2003 - Wiley Online Library
This chapter provides a detailed description of the electronic structure and spectroscopy of
metallo‐dithiolene complexes, which play key roles in bioinorganic chemistry and materials …

Adsorption of Hg (II) from aqueous solution using thiourea functionalized chelating fiber

X Yao, H Wang, Z Ma, M Liu, X Zhao, D Jia - Chinese journal of chemical …, 2016 - Elsevier
A fast and selective adsorbent for Hg (II) from aqueous solutions using thiourea (TU)
functionalized polypropylene fiber grafted acrylic acid (PP-g-AA), PP-g-AA-TU fibers, was …