What is there in the 5th position of deoxyhemoglobin? Explain with a suitable diagram. Give the relevant equations for the equilibrium constant regarding the oxygen binding by myoglobin.
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Explain the transformation of xanthine to uric acid by xanthine oxidase
With the help of suitable diagrams explain the rearrangement of the cis enantiomer by the bond rupture mechanism involving a trigonal bipyramidal intermediate.
Write a short note on rubredoxins.
With suitable figures explain the arrangement of the subunits of the apoferretin shell.
Explain "in vivo" and "in vitro" nitrogen fixation.
Explain with suitable figures the Bailar twist mechanism followed in intramolecular racemization reactions.
With suitable diagrams explain which is the active Zn² site of carboxypeptidase A.