1. A gene cluster involved in nogalamycin biosynthesis fromStreptomyces nogalater: sequence analysis and complementation of early-block mutations in the anthracycline pathway

   • K. Ylihonko
   • J. Tuikkanen
   • P. Mäntsälä

   Original Paper Pages: 113 - 120

2. Analysis of chimeric UmuC proteins: identification of regions inSalmonella typhimurium UmuC important for mutagenic activity

   • W. H. Koch
   • G. Kopsidas
   • R. Woodgate

   Original Paper Pages: 121 - 129

3. Rates of movement of transposable elements inDrosophila melanogaster

   • A. Domínguez
   • J. Albornoz

   Original Paper Pages: 130 - 138

4. Copper ions and the regulation ofSaccharomyces cerevisiae metallothionein genes under aerobic and anaerobic conditions

   • J. Strain
   • V. C. Culotta

   Original Paper Pages: 139 - 145

5. A multicopy suppressor ofnin1-1 of the yeastSaccharomyces cerevisiae is a counterpart of theDrosophila melanogaster diphenol oxidase A2 gene,Dox-A2

   • M. Kawamura
   • K. Kominami
   • A. Toh-e

   Original Paper Pages: 146 - 152

6. Two-hybrid interaction of a human UBC9 homolog with centromere proteins ofSaccharomyces cerevisiae

   • W. Jiang
   • Y. Koltin

   Original Paper Pages: 153 - 160

7. An eye imaginal disc-specific transcriptional enhancer in the long terminal repeat of thetom retrotransposon is responsible for eye morphology mutations ofDrosophila ananassae

   • T. Awasaki
   • N. Juni
   • K. M. Yoshida

   Original Paper Pages: 161 - 166

8. Identification of the DNA damage-responsive elements of therhp51 ⁺ gene, arecA andRAD51 homolog from the fission yeastSchizosaccharomyces pombe

   • Y. K. Jang
   • Y. H. Jin
   • I. S. Choi

   Original Paper Pages: 167 - 175

9. Dominant mutant alleles of yeast protein kinase geneCDC15 suppress thelte1 defect in termination of M phase and genetically interact withCDC14

   • M. Shirayama
   • Y. Matsui
   • A. Toh-e

   Original Paper Pages: 176 - 185

10. The synthesis of theStreptomyces reticuli cellulase (Avicelase) is regulated by both activation and repression mechanisms

    • S. Walter
    • H. Schrempf

    Original Paper Pages: 186 - 195

11. The circadian clock gates expression of twoArabidopsis catalase genes to distinct and opposite circadian phases

    • H. H. Zhong
    • C. R. McClung

    Original Paper Pages: 196 - 203

12. Cloning by functional complementation, and inactivation, of theSchizosaccharomyces pombe homologue of theSaccharomyces cerevisiae geneABC1

    • N. Bonnefoy
    • M. Kermorgant
    • P. Brivet-Chevillotte

    Original Paper Pages: 204 - 210

13. Genetic evidence for the functional redundancy of the calcineurin-and Mpk1-mediated pathways in the regulation of cellular events important for growth inSaccharomyces cerevisiae

    • T. Nakamura
    • T. Ohmoto
    • T. Miyakawa

    Original Paper Pages: 211 - 219

14. A single amino acid change in acetolactate synthase confers resistance to valine in tobacco

    • F. Hervieu
    • H. Vaucheret

    Original Paper Pages: 220 - 224

15. Identification of cis-acting DNA sequences involved in the transcription of the virulence regulatory genespvR inSalmonella typhimurium

    • L. Kowarz
    • V. Robbe-Saule
    • F. Norel

    Original Paper Pages: 225 - 235

16. AUR1, a novel gene conferring aureobasidin resistance onSaccharomyces cerevisiae: a study of defective morphologies in Aur1p-depleted cells

    • T. Hashida-Okado
    • A. Ogawa
    • I. Kato

    Original Paper Pages: 236 - 244

17. Implication of a repression system, homologous to those of other bacteria, in the control of arginine biosynthesis genes inStreptomyces coelicolor

    • A. L. Soutar
    • S. Baumberg

    Short Communication Pages: 245 - 251

18. Intron-specific stimulation of anaerobic gene expression and splicing efficiency in maize cells

    • U. Köhler
    • R. Cerff
    • R. R. Mendel

    Short Communication Pages: 252 - 258

19. DNA supercoiling in a thermotolerant mutant ofEscherichia coli

    • S. Marvin Friedman
    • Muhammad Malik
    • Karl Drlica

    Erratum Pages: 259 - 259