1H80:
reference: The iota-carrageenase of Alteromonas fortis. A beta-helix fold-containing enzyme for the degradation of a highly polyanionic polysaccharide., Michel G, Chantalat L, Fanchon E, Henrissat B, Kloareg B, Dideberg O, J Biol Chem 2001 Oct 26;276(43):40202-9. PMID: 11493601

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