3WKX:
reference: Crystal structure of glycoside hydrolase family 127 beta-l-arabinofuranosidase from Bifidobacterium longum., Ito T, Saikawa K, Kim S, Fujita K, Ishiwata A, Kaeothip S, Arakawa T, Wakagi T, Beckham GT, Ito Y, Fushinobu S, Biochem Biophys Res Commun. 2014 Apr 25;447(1):32-7. doi:, 10.1016/j.bbrc.2014.03.096. Epub 2014 Mar 27. PMID: 24680821

This OCA Structure page
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