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Questions and Answers
What is the precursor of the hormone?
What is the precursor of the hormone?
- A single protein chain composed of 217 amino acids (correct)
- A double protein chain composed of 192 amino acids
- A double protein chain composed of 217 amino acids
- A single protein chain composed of 192 amino acids
What is the role of the signal sequence of 26 amino acids in the pre-hormone?
What is the role of the signal sequence of 26 amino acids in the pre-hormone?
- It is cleaved to give the biologically active protein (correct)
- It is not removed in the bacterially synthesized proteins
- It is used as the initiator of protein synthesis in most bacteria
- It is responsible for the extra amino acid in the recombinant protein
What is the role of N-formylmethionine in the recombinant protein?
What is the role of N-formylmethionine in the recombinant protein?
- It is used as the initiator of protein synthesis in most bacteria (correct)
- It is responsible for the extra amino acid in the pre-hormone
- It is not removed in the recombinant protein
- It is cleaved post-translationally in some bacterially synthesized proteins
