Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1G53 1G53: CARBONIC ANHYDRASE II COMPLEXED WITH... CARBONIC ANHYDRASE IIMERCURY (II) IONN-(2,6-DIFLUORO-BENZYL)-4-SULFAMOYL-BENZAMIDEZINC ION carbonic anhydraseii