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a) What role does Yersiniabactin play for Y. pestis?b) Why does Y. pestis need Yersiniabactin...

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Chemistry

a) What role does Yersiniabactin play for Y. pestis?

b) Why does Y. pestis need Yersiniabactin to be fatal?

c) Circle six donor atoms on the diagram that would bind toFe(III). Justify your choices.

d) If Fe(III) is reduced to Fe(II), Yersiniabactin has a weakeraffinity to the metal. Why does this happen? (Soft acid-basetheory)

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Answer & Explanation Solved by verified expert
4.1 Ratings (835 Votes)
a Siderophores are low molecular mass compounds with high affinities for ferric iron that are secreted into the environment where they bind precipitated iron or remove it from host binding proteins Uptake of the ironsiderophore complex provides the bacterial cell with the iron needed for growth The siderophore dependent iron transport system is known as the yersiniabactin Ybt system    See Answer
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