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Keywords from Image Description:
Carbonic anhydrase CA active site. Closeup of active site of human carbonic anhydrase II showing three histidine residues and hydroxide red and white coordinating zinc gray Created using PyMOL pymol org and GIMP Legend db Zinc ion From PDB entry rcsb org cgi pdbId CA CA Own Image Carbonic anhydrase CA full view Lyases Metalloproteins