4IPN:
reference: Structural Insights into the Substrate Specificity of a 6-Phospho-beta-glucosidase BglA-2 from Streptococcus pneumoniae TIGR4., Yu WL, Jiang YL, Pikis A, Cheng W, Bai XH, Ren YM, Thompson J, Zhou CZ, Chen Y, J Biol Chem. 2013 May 24;288(21):14949-58. doi: 10.1074/jbc.M113.454751. Epub, 2013 Apr 11. PMID: 23580646

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