Computer simulations explain the anomalous temperature optimum in a cold-adapted enzyme

Enzymes from organisms inhabiting cold environments (psychrophiles) have adapted to catalyzing chemical reactions at near freezing temperatures. Here – using molecular dynamics simulations – the authors analyze cold adaptation of psychrophilic α-amylase and provide the structural basis for its low a...

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Autores principales: Jaka Sočan, Miha Purg, Johan Åqvist
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2020
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Acceso en línea:https://doaj.org/article/884691212e474ae6a75d5ebf6a689783
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Sumario:Enzymes from organisms inhabiting cold environments (psychrophiles) have adapted to catalyzing chemical reactions at near freezing temperatures. Here – using molecular dynamics simulations – the authors analyze cold adaptation of psychrophilic α-amylase and provide the structural basis for its low anomalous temperature optimum: the increased mobility of a surface loop involved in substrate interaction.