Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/4NZF 4NZF: Crystal structure of Abp-D197A (a GH27-b-L-arabinopyranosidase from Geobacillus... Abp, a GH27 beta-L-arabinopyranosidaseCITRIC ACIDGLYCEROLSULFATE IONbeta-L-arabinopyranose