6BA8:
reference: YbtT is a low-specificity type II thioesterase that maintains production of the metallophore yersiniabactin in pathogenic enterobacteria., Ohlemacher SI, Xu Y, Kober DL, Malik M, Nix JC, Brett TJ, Henderson JP, J Biol Chem. 2018 Oct 24. pii: RA118.005752. doi: 10.1074/jbc.RA118.005752. PMID: 30355735

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