Microbiology Procedure
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Index >> Bacteriophages - Part Two >> Comparison of f2 and Qβ Phages

Comparison of f2 and Qβ Phages

Comparison of f2 and Qβ Phages -

  f2
Sedimentation 80S 84S
Weight 3.9 * 106 4.25 * 106
Diameter 25nm 25nm
Shape Polyhedral Polyhedral
RNA genome ~3600 nucleotides ~4.000 nucleotides
MW of RNA 1.1-1.3 * 106 1.5 * 106
RNA codes for: ~130.000 daltons of protein ~150.000 daltons of protein
Genes A Protein gene
Coat proetin gene
Replicase submit gene
A2Protein gene
Coat/A1 proetin gene
Replicase submit gene
Protein A Protein
Coat proetin (129 res.) (MW 13.700)
Replicase submit (MW 63,000)
A2 Protein
Coat proetin (131 res.) (MW 14.000)
Replicase submit (MW 14,000)
A1 Protein (MW 38,000)


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