metallothionein

metallothionein
Any of a group of small proteins, rich in cysteinyl residues, that is synthesized in the liver and kidney in response to the presence of divalent ions (zinc, mercury, cadmium, copper, etc.) and that binds these ions tightly; of importance in ion transport and detoxification; the apoprotein is thionein.

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me·tal·lo·thio·ne·in -.thī-ə-'nē-ən n any of various metal-binding proteins involved in the metabolism of copper and zinc in body tissue (as of the liver) and in the binding of toxic metals (as cadmium)

Medical dictionary. 2011.

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Look at other dictionaries:

  • Metallothionein 2A — PDB rendering based on 1mhu …   Wikipedia

  • Metallothionein 1A — PDB rendering based on 1mhu …   Wikipedia

  • Metallothionein — superfamily, eukaryotic Solution structure of the beta E domain of wheat Ec 1 metallothionein.[1] Identifiers …   Wikipedia

  • Metallothionein 1G — PDB rendering based on 1mhu …   Wikipedia

  • Metallothionein — Metallothioneine (MT) sind eine Familie kleiner cytoplasmatischer Proteine, die die Fähigkeit besitzen, Schwermetalle zu binden. Sie kommen in fast allen Tieren und Pflanzen, sowie in einigen Prokaryoten vor und zeichnen sich durch das Fehlen… …   Deutsch Wikipedia

  • metallothionein — noun Any of a family of cysteine rich proteins that bond to heavy metals Syn: MT …   Wiktionary

  • Metallothionein — Me|tạl|lo|thi|o|ne|in [Kurzw. aus ↑ Metall, ↑ Thio u. ↑ Protein], das; s, e: in Nieren , Leber u. a. Geweben auftretende, höhere Schwefel , Cadmium u. Zinkgehalte aufweisende Proteine vom MG 6500–6900 mit 61 Aminosäuren (↑ Metallproteine). Im… …   Universal-Lexikon

  • metallothionein — me·tal·lo·thio·nein …   English syllables

  • metallothionein — A protective protein that binds heavy metals such as cadmium and lead …   Glossary of Biotechnology

  • metallothionein — mə.¦talōˈthīəˌnēn noun ( s) Etymology: metall + thion (I) + ein : any of various metal binding proteins involved in the metabolism of copper in the liver and zinc in body tissue (as of the liver) and in the binding of toxic metals (as cadmium) …   Useful english dictionary

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