SEARCH Articles Figures Tables Active Sites and Substrate Binding Models Chaperones substrate binding site FeMoco substrate binding site Glucose transporter substrate-binding site Horseradish peroxidase substrate binding sites Nitric-oxide synthase substrate binding sites Nitrogenase MoFe protein substrate binding site Nitrogenase substrate binding site Polypeptide substrate with binding site Proteases substrate with binding site Specific Amino Acids at the Active-Site Involved in Catalysis and Substrate Binding Substrate binding Substrate binding at an active site Substrate-binding site, flexibility Virus Sialidase Substrate Binding and Active Site