4N4B:
reference: First Structural Insights into alpha-L-Arabinofuranosidases from the Two GH62 Glycoside Hydrolase Subfamilies., Siguier B, Haon M, Nahoum V, Marcellin M, Burlet-Schiltz O, Coutinho PM, Henrissat B, Mourey L, O'Donohue MJ, Berrin JG, Tranier S, Dumon C, J Biol Chem. 2014 Feb 21;289(8):5261-73. doi: 10.1074/jbc.M113.528133. Epub 2014 , Jan 6. PMID: 24394409

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