The metal ion may be the catalytic center of the cofactor, or it may serve to bind the enzyme and substrate together to hold the enzyme in a catalytically active conformation.
金属离子可以是辅助因素的催化中心，也可以帮助形成酶活性所必须的构象。
They not only bind to any transition metal, but also to main group elements such as beryllium, sulfur, and iodine.
它们不仅能够与许多过渡金属络合，而且能够与主族元素络合，比如铍、硫、碘等。
A noticeable behavior of MT is its induction and the synthesis of MT can be increased by heavy metal toxicity and hormone stimulate, which can bind with many metal elements.
MT一个引人注目的特点是它的可诱导性，它的合成可被许多因素如重金属、激素等所诱导，并可与多种金属结合。
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