5XQ3:
reference: Crystal structure of exo-rhamnogalacturonan lyase from Penicillium chrysogenum as a member of polysaccharide lyase family 26., Kunishige Y, Iwai M, Nakazawa M, Ueda M, Tada T, Nishimura S, Sakamoto T, FEBS Lett. 2018 Mar 25. doi: 10.1002/1873-3468.13034. PMID: 29574769

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