Bio-Chemistry (M.Phil./Ph.D.) 2014 Panjab University Entrance Exam With Answers

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10.

Zinc finger motif is formed in some proteins by binding of zinc to

A: Two cysteine residues
B: Two histidine residues
C: Two arginine residues
D: Two cysteine and two histidine residues or two pairs of two cysteine residues each

The answer is: D

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