Valois Frederica

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Last Name
Valois
First Name
Frederica
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  • Article
    Complete genome of Nitrosospira briensis C-128, an ammonia-oxidizing bacterium from agricultural soil
    (BioMed Central, 2016-07-28) Rice, Marlen C. ; Norton, Jeanette M. ; Valois, Frederica ; Bollmann, Annette ; Bottomley, Peter ; Klotz, Martin G. ; Laanbroek, Hendrikus ; Suwa, Yuichi ; Stein, Lisa Y. ; Sayavedra-Soto, Luis ; Woyke, Tanja ; Shapiro, Nicole ; Goodwin, Lynne A. ; Huntemann, Marcel ; Clum, Alicia ; Pillay, Manoj ; Kyrpides, Nikos C. ; Varghese, Neha ; Mikhailova, Natalia ; Markowitz, Victor ; Palaniappan, Krishna ; Ivanova, Natalia N. ; Stamatis, Dimitrios ; Reddy, T. B. K. ; Ngan, Chew Yee ; Daum, Chris
    Nitrosospira briensis C-128 is an ammonia-oxidizing bacterium isolated from an acid agricultural soil. N. briensis C-128 was sequenced with PacBio RS technologies at the DOE-Joint Genome Institute through their Community Science Program (2010). The high-quality finished genome contains one chromosome of 3.21 Mb and no plasmids. We identified 3073 gene models, 3018 of which are protein coding. The two-way average nucleotide identity between the chromosomes of Nitrosospira multiformis ATCC 25196 and Nitrosospira briensis C-128 was found to be 77.2 %. Multiple copies of modules encoding chemolithotrophic metabolism were identified in their genomic context. The gene inventory supports chemolithotrophic metabolism with implications for function in soil environments.
  • Article
    Complete genome sequences of two phylogenetically distinct Nitrospina strains isolated from the Atlantic and Pacific Oceans
    (American Society for Microbiology, 2022-05-02) Bayer, Barbara ; Kellom, Matthew ; Valois, Frederica ; Waterbury, John B. ; Santoro, Alyson E.
    The complete genome sequences of two chemoautotrophic nitrite-oxidizing bacteria of the genus Nitrospina are reported. Nitrospina gracilis strain Nb-211 was isolated from the Atlantic Ocean, and Nitrospina sp. strain Nb-3 was isolated from the Pacific Ocean. We report two highly similar ~3.07-Mbp genome sequences that differ by the presence of ferric iron chelator (siderophore) biosynthesis genes.