4V2R:
reference: Ironing out their differences: Dissecting the structural determinants of a phenylalanine aminomutase and ammonia lyase., Heberling MM, Masman MF, Bartsch S, Wybenga GG, Dijkstra BW, Marrink SJ, Janssen DB, ACS Chem Biol. 2014 Dec 10. PMID: 25494407

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