The role of nickel in acetyl-CoA synthesis by the bifunctional enzyme CO dehydrogenase/acetyl-CoA synthase: enzymology and model chemistry S. W. RagsdaleCharles G. Riordan MINIREVIEW Pages: 489 - 493
Post-transcriptional regulation of genes of iron metabolism in mammalian cells T. A. RouaultRichard D. Klausner MINIREVIEW Pages: 494 - 499
Mechanism of metal-promoted catalysis of nucleic acid hydrolysis by Escherichia coli ribonuclease H C. B. BlackM. FosterJ. A. Cowan ORIGINAL ARTICLE Pages: 500 - 506
Characterization of bio-related vanadium and zinc complexes containing tetradentate dithiolate-disulfide, -diamine and -amine-amide ligands Wenerios TsagkalidisD. Rehder ORIGINAL ARTICLE Pages: 507 - 514
Probing protein electrostatic interactions through temperature/reduction potential profiles Roberto P. ChristenSpyros I. NomikosE. T. Smith ORIGINAL ARTICLE Pages: 515 - 522
1H NMR studies of the Fe7S8 ferredoxin from Bacillus schlegelii: a further attempt to understand Fe3S4 clusters Shigetoshi AonoI. BertiniMaria Silvia Viezzoli ORIGINAL ARTICLE Pages: 523 - 528
Electrochemistry of the CuA domain of Thermus thermophilus cytochrome ba 3 C. ImmoosMichael G. HillHarry B. Gray ORIGINAL ARTICLE Pages: 529 - 531
X-ray structure of the cambialistic superoxide dismutase from Propionibacterium shermanii active with Fe or Mn Marius SchmidtBeate MeierF. Parak ORIGINAL ARTICLE Pages: 532 - 541
Site-directed mutagenesis of a phenylalanine residue strictly conserved in cytochromes c 3 Lígia M. SaraivaCarlos A. SalgueiroAntónio V. Xavier ORIGINAL ARTICLE Pages: 542 - 550
Electron relaxation and solvent accessibility of the metal site in wild-type and mutated azurins as determined from nuclear magnetic relaxation dispersion experiments Sandra J. KroesJesús SalgadoG. W. Canters ORIGINAL ARTICLE Pages: 551 - 559
Role of the conserved histidines in the Zn module of the copper-activated transcription factors in yeast Matthew C. PosewitzJohn R. SimonD. R. Winge ORIGINAL ARTICLE Pages: 560 - 566
Identification of catalytic residues involved in iron uptake by L-chain ferritins R. R. CrichtonAdelina HerbasFrancine Roland ORIGINAL ARTICLE Pages: 567 - 574
Nitrogen fixation – what is biomi metic and theoretical chemistry telling us about substrate binding and activation at the iron-molybdenum cofactor of nitrogenase? Roger Thorneley COMMENTARIES ON: Pages: 575 - 575
Nitrogenase: substrate binding and activation R. N. F. ThorneleyD. J. Lowe COMMENTARY Pages: 576 - 580
Theoretical investigations of the mechanism of biological nitrogen fixation at the FeMo cluster site I. Dance COMMENTARY Pages: 581 - 586
Elementary reactions, structure-function relationships, and the potential relevance of low molecular weight metal-sulfur ligand complexes to biological N2 fixation D. SellmannJörg Sutter COMMENTARY Pages: 587 - 593
Functional analogs for the reduction of certain nitrogenase substrates. Are multiple sites within the Fe/Mo/S active center involved in the 6e– reduction of N2? Dimitri Coucouvanis COMMENTARY Pages: 594 - 600
The Chatt cycle and the mechanism of enzymic reduction of molecular nitrogen Christopher J. Pickett COMMENTARY Pages: 601 - 606
