5DD8:
reference: Histidine switch controlling pH-dependent protein folding and DNA binding in a transcription factor at the core of synthetic network devices., Deochand DK, Perera IC, Crochet RB, Gilbert NC, Newcomer ME, Grove A, Mol Biosyst. 2016 Jul 19;12(8):2417-26. doi: 10.1039/c6mb00304d. PMID: 27282811

This OCA Structure page
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