Concept 15 DNA and proteins are key molecules of the cell nucleus.
Thomas Sakmar is a professor at Rockefeller University. His lab works on the role of several proteins involved in photochemistry, specifically how protein structure is related to function. Dr. Sakmar has a personal interest in the work done by Phoebus Levene.
- Comments on some of the prevailing theories of the time and Phoebus Levene's basic hypothesis
- Phoebus Levene's contributions -- the distinction between DNA and RNA.
- The work of Erwin Chargaff and how it contributed to the downfall of Levene's tetranucleotide theory.
- Did Levene's tetranucleotide theory affect the development of ideas in the field of nucleic acid research?