单词 | ankyrin repeat |
释义 | ankyrin repeatankyrin repeatA short repetitive sequence of amino acids consisting of a beta strand followed by two alpha helices and a beta strand. The beta strands on adjacent ankyrin repeats combine to form a short antiparallel beta sheet. Ankyrin repeats were first identified in ankyrin, which tethers different proteins (e.g., nuclear and cytoplasmic proteins), helping regulate gene expression and embryonic development. |
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