Which of the following is an incorrect statement about iron-binding proteins?ANSWERIron-binding proteins limit access to iron, which will reduce bacterial cell growth and survival.Iron-binding proteins help sequester iron to ensure that our own cells have an adequate supply when needed.Hemoglobin, ferritin, and lactoferrin are examples of iron-binding proteins found in the human body.Iron-binding proteins are also referred to as “siderophores.”
Question
Which of the following is an incorrect statement about iron-binding proteins?ANSWERIron-binding proteins limit access to iron, which will reduce bacterial cell growth and survival.Iron-binding proteins help sequester iron to ensure that our own cells have an adequate supply when needed.Hemoglobin, ferritin, and lactoferrin are examples of iron-binding proteins found in the human body.Iron-binding proteins are also referred to as “siderophores.”
Solution
The incorrect statement about iron-binding proteins is: "Iron-binding proteins are also referred to as “siderophores.”" This is incorrect because siderophores are not iron-binding proteins, but rather small, high-affinity iron chelating compounds secreted by microorganisms such as bacteria and fungi. They bind to iron and help these organisms to absorb it. Iron-binding proteins, on the other hand, are proteins in the human body that bind to iron to store it or transport it. Examples include hemoglobin, ferritin, and lactoferrin.
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