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Genetics and Genomics Commons

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Full-Text Articles in Genetics and Genomics

Characterization Of Metal-Regulated Genes In Pseudomonas Fluorescens, Melanie Pearson Aug 1998

Characterization Of Metal-Regulated Genes In Pseudomonas Fluorescens, Melanie Pearson

Honors Theses

One side effect of today's industrialized world is increased levels of heavy metals in the environment. Many of these metals are necessary for biological function as trace elements, but at higher concentrations are toxic. Other metals, such as cadmium, are not beneficial at any level, and have only deleterious effects on living organisms. Cadmium is primarily thought to interfere with normal biological function of proteins. Human exposure to cadmium appears to primarily damage the kidneys, but may also affect the liver, lungs, immune system, and central nervous system. Bacteria, however, have developed several methods for handling toxic heavy metals: cation …


Multiple Members Of A Third Subfamily Of P-Type Atpases Identified By Genomic Sequences And Ests, Margaret S. Halleck, Deepti Pradhan, Christie Blackman, Charlotte A. Berkes, Partrick Williamson, Robert A. Schlegel Jan 1998

Multiple Members Of A Third Subfamily Of P-Type Atpases Identified By Genomic Sequences And Ests, Margaret S. Halleck, Deepti Pradhan, Christie Blackman, Charlotte A. Berkes, Partrick Williamson, Robert A. Schlegel

Biology Faculty Publications

The Saccharomyces cerevisiae genome contains five P-type ATPases divergent from both of the well-known subfamilies of these membrane ion transporters. This newly recognized third subfamily can be further divided into four classes of genes with nearly equal relatedness to each other. Genes of this new subfamily are also present and expressed in multicellular organisms such as Caenorhabditis elegans and mammals; some, but not all, can be assigned to the classes identified in yeast. Different classes of genes and different genes within a class are expressed differentially in tissues of the mouse. The recently cloned gene for the mammalian aminophospholipid translocase …