5. The nucleotide sequences of the DNA molecules in the figure below were obtained from four different individuals, one wild type and three mutants. Wild Type 5'-TTATCCATGATCGGATCGATCCATTAGCCGA-3' 3'-AATAGGTACTAGCCTAGCTAGGTAATCGGCT-5’ Mutant I 5'-ATCCATGATCGGATTGATCCATTAGCCGAAT-3’ 3'-TAGGTACTAGCCTAACTAGGTAATCGGCTTA-5’ Mutant II 5'-CCGTTATCCATGATCGGATAGATCCATTAGCC-3’ 3'-GGCAATAGGTACTAGCCTATCTAGGTAATCGG-5’ Mutant III 5'-CACCGTTATCCATGATCGGAACGATCCATTAGC-3’ 3'-CAGGCAATAGGTACTAGCCTTGCTAGGTAATCG-5’ a) Identify the open reading frames in each sequence of DNA and translate them into proteins. Write down the sequence of amino acids that will be obtained after translation: b) Which of the mutations above would be least likely to cause a change in the function of the protein? Why? c) Which of the mutations above would probably cause a major disruption in the function of the protein? Why?

Human Anatomy & Physiology (11th Edition)
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Chapter1: The Human Body: An Orientation
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5. The nucleotide sequences of the DNA molecules in the figure below were obtained
from four different individuals, one wild type and three mutants.
Wild Type
5'-TTATCCATGATCGGATCGATCCATTAGCCGA-3'
3'-AATAGGTACTAGCCTAGCTAGGTAATCGGCT-5’
Mutant I
5'-ATCCATGATCGGATTGATCCATTAGCCGAAT-3’
3'-TAGGTACTAGCCTAACTAGGTAATCGGCTTA-5’
Mutant II
5'-CCGTTATCCATGATCGGATAGATCCATTAGCC-3’
3'-GGCAATAGGTACTAGCCTATCTAGGTAATCGG-5’
Mutant III
5'-CACCGTTATCCATGATCGGAACGATCCATTAGC-3’
3'-CAGGCAATAGGTACTAGCCTTGCTAGGTAATCG-5’
a) Identify the open reading frames in each sequence of DNA and translate them
into proteins. Write down the sequence of amino acids that will be obtained after
translation:
b) Which of the mutations above would be least likely to cause a change in the
function of the protein? Why?
c) Which of the mutations above would probably cause a major disruption in the
function of the protein? Why?
Transcribed Image Text:5. The nucleotide sequences of the DNA molecules in the figure below were obtained from four different individuals, one wild type and three mutants. Wild Type 5'-TTATCCATGATCGGATCGATCCATTAGCCGA-3' 3'-AATAGGTACTAGCCTAGCTAGGTAATCGGCT-5’ Mutant I 5'-ATCCATGATCGGATTGATCCATTAGCCGAAT-3’ 3'-TAGGTACTAGCCTAACTAGGTAATCGGCTTA-5’ Mutant II 5'-CCGTTATCCATGATCGGATAGATCCATTAGCC-3’ 3'-GGCAATAGGTACTAGCCTATCTAGGTAATCGG-5’ Mutant III 5'-CACCGTTATCCATGATCGGAACGATCCATTAGC-3’ 3'-CAGGCAATAGGTACTAGCCTTGCTAGGTAATCG-5’ a) Identify the open reading frames in each sequence of DNA and translate them into proteins. Write down the sequence of amino acids that will be obtained after translation: b) Which of the mutations above would be least likely to cause a change in the function of the protein? Why? c) Which of the mutations above would probably cause a major disruption in the function of the protein? Why?
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