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Cited by 611

The DOI matches its Crossref record; 14 of the 14 references it cites were found in a registry or an index.

Two‐Metal Ion Catalysis in Enzymatic Acyl‐ and Phosphoryl‐Transfer Reactions

Sträter, Norbert, Lipscomb, William N., Klabunde, Thomas, Krebs, Bernt·1996·Angewandte Chemie International Edition in English

Abstract

Numerous studies, both in enzymatic and nonenzymatic catalysis, have been undertaken to understand the way by which metal ions, especially zinc ions, promote the hydrolysis of phosphate ester and amide bonds. Hydrolases containing one metal ion in the active site, termed mononuclear metallohydrolases, such as carboxypeptidase. A and thermolysin were among the first enzymes to have their structures unraveled by X‐ray crystallography. In recent years an increasing number of metalloenzymes have been identified that use two or more adjacent metal ions in the catalysis of phosphoryl‐transfer reactions (R‐OPO 3 + R′‐OH → R′‐OPO 3 + R‐OH; in the case of the phosphatase reaction R′‐OH is a water molecule) and carbonyl‐transfer reactions, for example, in peptidases or other amidases. These dinuclear metalloenzymes catalyze a great variety of these reactions, including hydrolytic cleavage of phosphomono‐, ‐di‐ and ‐triester bonds, phosphoanhydride bonds as well as of peptide bonds or urea. In addition, the formation of the phosphodiester bond of RNA and DNA by polymerases is catalyzed by a two‐metal ion mechanism. A remarkable diversity is also seen in the structures of the active sites of these di‐ and trinuclear metalloenzymes, even for enzymes that catalyze very similar reactions. The determination of the structure of a substrate, product, stable intermediate, or a reaction coordinate analogue compound bound to an active or inactivated enzyme is a powerful approach to investigate mechanistic details of enzyme action. Such studies have been applied to several of the metalloenzymes reviewed in this article; together with many other biochemical studies they provide a growing body of information on how the two (or more) metal ions cooperate to achieve efficient catalysis.

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Metadata

Authors
Sträter, N., Lipscomb, W. N., Klabunde, T., & Krebs, B.
Venue
Angewandte Chemie International Edition in English
Publisher
Wiley
Published
1996-10
Volume
35
Issue
18
Pages
2024-2055
ISSN
0570-0833 (ISSN-L)
OpenAlex
W1994103683
Cited by
611
References
14
FWCI
25.43
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Two‐Metal Ion Catalysis in Enzymatic Acyl‐ and Phosphoryl‐Transfer Reactions. https://app.cochat.ai/papers/10.1002/anie.199620241
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Sträter, N., Lipscomb, W. N., Klabunde, T., & Krebs, B. (1996). Two‐Metal Ion Catalysis in Enzymatic Acyl‐ and Phosphoryl‐Transfer Reactions. Angewandte Chemie International Edition in English. https://doi.org/10.1002/anie.199620241

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