Frontmatter -- Preface -- Organising Committee/Local Committee/Acknowledgements -- Contents -- Participants -- Flavin Chemistry -- The influence of hydrogen bond formation with the N(l) atom on the orbital structure of flavin -- Spectral and photochemical properties of alloxazines -- ?...?-interactions of flavins : novel coenzyme models of the cyclophane type -- A laser flash photolysis study of the triplet states of lumichromes -- The dark formation of radicals in flavinium cation/acid systems -- ENDOR studies on flavin radicals -- On the role of some flavin adducts as one-electron donors -- Photoinactivation of flavin redox catalysis: the reductive flavin photoadduct formation -- Flavin oxygen chemistry brought to date -- Pulse radiolysis studies on the equilibria between reduced and oxidized free flavin species and the effect of molecular oxygen -- Effect of pH on the oxidation-reduction properties of 8? - imidazole flavins -- Studies of intermediates in reactions of flavins and sulphydryl compounds -- A kinetic study on the acid-catalysed phosphate migration in riboflavin phosphates -- Chemical structure of nekoflavin -- Flavoprotein Structure -- Binding mode and action of FAD in glutathione reductase -- Active site chemical modification and sequencing of flavoproteins -- Molecular genetic approaches to the study of E. coli flavoproteins -- Glutathione reductase: mutation, cloning and sequence analysis of the gene in E. coli -- The coenzyme binding site of glutathione reductase. Correlation of X-ray studies with kinetic data -- 13C-NMR study on the active sites of lipoamide dehydrogenase and glutathione reductase -- X-ray crystallographic studies on lipoamide dehydrogenase from Azotobacter vinelandii -- Mobility of lipoamide dehydrogenase in and out of the pyruvate dehydrogenase complex from Azotobacter vinelandii -- Partial amino acid sequence of pig heart lipoamide dehydrogenase -- The amino acid sequence encompassing the active site histidine residue of lipoamide dehydrogenase from Escherichia coli labelled with a bifunctional arsenoxide -- Inactivation of pig heart lipoamide dehydrogenase by 1,3-dibromoacetone -- The evolution of mercuric reductase, and a redox transfer model for mercuric ion detoxification in bacteria -- Structural studies on ferredoxin-NADP+ oxidoreductase from Spirulina, a blue-green alga -- The amino acid sequence and partial tertiary structure of ferredoxin-NADP+ oxidoreductase from spinach -- On the nature of ferredoxin: ferredoxin-NADP+ reductase complex -- Properties of a cross-linked complex between ferredoxin-NADP+ reductase and ferredoxin -- On the enigma of old yellow enzyme's spectral properties -- "On the enigma of old yellow enzyme's spectral properties" -- NMR studies on the old yellow enzyme -- Structural and kinetic characteristics of dimethylglycine dehydrogenase and sarcosine dehydrogenase -- Evidence for two spatially distinct domains on each subunit of methylenetetrahydrofolate reductase -- Structure of NADH-cytochrome b5 reductase of human erythrocytes -- Structural comparison of the succinate dehydrogenase and fumarate reductase of Escherichia coli -- Lack of assembly of succinate and NADH-ubiquinone oxidoreductases in iron-deficient rat skeletal muscle mitochondria -- Crystal structure study of trimethylamine dehydrogenase -- The flavin domain of assimilatory NADH: nitrate reductase from Chlorella vulgaris -- Polarized absorption spectra of flavocytochrome b2 single crystals -- FMN-protein interactions in flavodoxin from A. nidulans -- Photochemical formation of a stable red derivative of flavodoxin -- Desulfovibrio vulgaris flavodoxin. A 13C and 15N NMR investigation -- 13C-NMR study on the interaction of riboflavin with riboflavin-binding protein -- The structure of glycolate oxidase from spinach -- ENDOR studies of flavoproteins -- Resonance Raman study on the complexes of D-amino acid oxidase -- The role of arginines in D-amino acid oxidase -- The effect of the methylation