| 1A99: reference: Crystal structure and mutational analysis of the Escherichia coli putrescine receptor. Structural basis for substrate specificity., Vassylyev DG, Tomitori H, Kashiwagi K, Morikawa K, Igarashi K, J Biol Chem 1998 Jul 10;273(28):17604-9. PMID: 9651355 |
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