2D73:
reference: Structural and functional analysis of a glycoside hydrolase family 97 enzyme from Bacteroides thetaiotaomicron., Kitamura M, Okuyama M, Tanzawa F, Mori H, Kitago Y, Watanabe N, Kimura A, Tanaka I, Yao M, J Biol Chem. 2008 Dec 26;283(52):36328-37. Epub 2008 Nov 3. PMID: 18981178

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