Index PDB ID Protein Name Organism UniProt ID Ligand Name Canonical SMILES HET Code 1 2WIF Cholinesterase Homo sapiens (Human) P06276 TA1 CCO[P@@](=O)(C#N)N(CC)CC TN6 2 2WID Cholinesterase Homo sapiens (Human) P06276 TA1 CCO[P@@](=O)(C#N)N(CC)CC TUN 3 2C0P Acetylcholinesterase Mus musculus (Mouse) P21836 Tabun CCO[P@@](=O)(C#N)N(C)C ATJ 4 2C0Q Acetylcholinesterase Mus musculus (Mouse) P21836 Tabun CCO[P@@](=O)(C#N)N(C)C NTJ 5 3F98 Platelet-activating factor acetylhydrolase Homo sapiens (Human) Q13093 Tabun CCO[P@@](=O)(C#N)N(C)C NTJ