Phytochrome Properties and Biological Action

Section A. Phytochrome Properties.- The properties and biological action of phytochrome: prologue.- Phy-gene structure, evolution and expression.- Evidence for three phytochromes in Avena.- Phytochrome in lower plants.- Biogenesis of phytochrome apoprotein in transgenic organisms and its assembly to the chromophore.- Conformation and its functional implications in phytochrome.- The use of transgenic plants to study phytochrome domains involved in structure and function.- Section B: Phytochrome Action — Molecular Biology.- In vitro protein-DNA interactions in the rice phytochrome promoter.- Dissection of the light-responsive elements of pea RBCS3A.- An Arabidopsis thaliana leucine zipper protein that binds to G-box promoter sequences.- Phytochrome regulation of transcription: biochemical and genetic approaches.- Light and cell specific gene expression.- Orcadian clock and light regulated transcription of the wheat CAB-1 gene in wheat and in transgenic tobacco plants.- Unusual features of the light response system regulating ferredoxin gene expression.- Section C: Phytochrome Action — Developmental Physiology.- Do the members of the phytochrome family have different roles? Physiological evidence from wild-type, mutant and transgenic plants.- The physiology of photomorphogenetic tomato mutants.- Immunolocalization of phytochrome and immunodetection of actin in Mougeotia.- Integration of phytochrome response.- A quantitative approach to the molecular biology of phytochrome action.- The transduction of light signals in plants: responses to blue light.- Appendix: Round Table Reports.- G C Whitelam Post-translational modification of phytochrome.- B Thomas Phytochrome destruction.- D Vince-Prue Phytochrome action under natural conditions.