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Zinc

From Biology-Online Dictionary | Biology-Online Dictionary
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zinc

(Science: chemistry, element) An essential trace element being an essential component of the active site of a variety of enzymes.

Zinc has a high affinity for the side chains of cysteine and histidine. Zinc is present in tissues at levels of 0.1mM, but intracellular levels must be much lower.

Abbreviation: Zn