title: Could a diiron-containing four-helix-bundle protein have been a primitive oxygen reductase?
authors.affiliation: Instituto de Tecnologia Química e Biológica, Universidade Nova de Lisboa, Rua da Quinta Grande 6, Apt 127, 2780-156 Oeiras, Portugal. gomes@itqb.unl.pt
authors.forename: C M
authors.initials: CM
authors.lastname: Gomes
authors.forename: J
authors.initials: J
authors.lastname: Le Gall
authors.forename: A V
authors.initials: AV
authors.lastname: Xavier
authors.forename: M
authors.initials: M
authors.lastname: Teixeira
mesh_terms: D000595:Amino Acid Sequence; D001426:Bacterial Proteins / Q000737:chemistry / Q000235:genetics*; D019143:Evolution, Molecular; D005288:Ferredoxins / Q000737:chemistry / Q000235:genetics*; D006422:Hemerythrin; D007501:Iron / Q000737:chemistry*; D008667:Metalloproteins / Q000737:chemistry / Q000235:genetics*; D008969:Molecular Sequence Data; D010088:Oxidoreductases / Q000737:chemistry / Q000235:genetics*; D010100:Oxygen / Q000737:chemistry*; D011487:Protein Conformation; D012416:Rubredoxins; D016415:Sequence Alignment; D017386:Sequence Homology, Amino Acid
chemical_list: D001426:Bacterial Proteins; D005288:Ferredoxins; D006422:Hemerythrin; D008667:Metalloproteins; D012416:Rubredoxins; C055857:rubrerythrins; D007501:Iron; D010088:Oxidoreductases; D010100:Oxygen