title: Molecular evolution: old branches on the phytochrome family tree.
authors.affiliation: Department of Biology, Texas A & M University, College Station 77843-3258, USA.
authors.forename: A E
authors.initials: AE
authors.lastname: Pepper
mesh_terms: D000458:Cyanobacteria / Q000235:genetics / Q000378:metabolism; D019143:Evolution, Molecular; D010834:Phytochrome / Q000235:genetics*; D010944:Plants / Q000235:genetics / Q000378:metabolism; D015398:Signal Transduction
chemical_list: D010834:Phytochrome