Allosteric Effects An allosteric activator stabilizes the R state of the protein increases the binding affinity both (a) and (c) decreases the binding affinity stabilizes the R state of the protein increases the binding affinity both (a) and (c) decreases the binding affinity ANSWER DOWNLOAD EXAMIANS APP
Allosteric Effects The conformational changes from the T to the R state is initiated by movement of the proximal histidine towards the heme reorganization of protein-protein contacts between the individual subunits movement of the F-helix, which contains the proximal His binding of oxygen to the heme movement of the proximal histidine towards the heme reorganization of protein-protein contacts between the individual subunits movement of the F-helix, which contains the proximal His binding of oxygen to the heme ANSWER DOWNLOAD EXAMIANS APP
Allosteric Effects In hemoglobin, allosteric effects occur to maximize oxygen delivery to the tissues only in humans to minimize oxygen delivery to the tissues for maintaining Fe in the Fe2+ state to maximize oxygen delivery to the tissues only in humans to minimize oxygen delivery to the tissues for maintaining Fe in the Fe2+ state ANSWER DOWNLOAD EXAMIANS APP
Allosteric Effects The specificity of a ligand binding site on a protein is based on the absence of competing ligands the amino acid residues lining the binding site the presence of hydrating water molecules the opposite chirality of the binding ligand the absence of competing ligands the amino acid residues lining the binding site the presence of hydrating water molecules the opposite chirality of the binding ligand ANSWER DOWNLOAD EXAMIANS APP
Allosteric Effects When protein binds two ligands in a non-cooperative manner, then the x-intercept of the Scatchard Plot is 2 1 not defined None of these 2 1 not defined None of these ANSWER DOWNLOAD EXAMIANS APP
Allosteric Effects Bisphosphoglycerate (BPG) cannot bind to the oxygenated R state of hemoglobin because it is displaced from the heme by oxygen it is displaced from the heme by movement of the proximal histidine BPG binds to the R state with the same affinity as the T state its binding pocket becomes too small to accommodate BPG it is displaced from the heme by oxygen it is displaced from the heme by movement of the proximal histidine BPG binds to the R state with the same affinity as the T state its binding pocket becomes too small to accommodate BPG ANSWER DOWNLOAD EXAMIANS APP
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