InterviewSolution
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InterviewSolution
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.In deoxyhemoglobin, the oxidation state of iron is |
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Answer» tion:Fe oxidation STATE in hemoglobin In BINDING, oxygen temporarily and reversibly oxidizes (Fe2+) to (Fe3+) while oxygen temporarily turns into the superoxide ion, thus iron must exist in the +2 oxidation state to BIND oxygen. If superoxide ion associated to Fe3+ is protonated, the hemoglobin iron will remain OXIDIZED and INCAPABLE of binding oxygen. |
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