4FWD:
reference: Structures of an ATP-independent Lon-like protease and its complexes with covalent inhibitors., Liao JH, Ihara K, Kuo CI, Huang KF, Wakatsuki S, Wu SH, Chang CI, Acta Crystallogr D Biol Crystallogr. 2013 Aug;69(Pt 8):1395-402. doi:, 10.1107/S0907444913008214. Epub 2013 Jul 13. PMID: 23897463

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