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A double -stranded DNA of E.coli bacteriophage T7 contains 39936

 A double -stranded DNA of E.coli bacteriophage T7 contains 39936 base pairs. 

    a) Estimate the maximum number of proteins (assuming an average Mr of 24000) that can be encoded in the T7 genome. The average molecular weight of a free  amino acid is 138.

  b)  Its known that the T7 genome contains about 55genes;comment on this result

a) The average Mr of an amino acid acyl residue will be 138-18(Mr of water )= 120 . Thus an


average protein will contain


24000/120= 200 amino acid residues. Since each amino acid is coded by three...


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