Protein Structure and Interactions
with DNA and Small Molecules
Protein Secondary structure
Lambda repressor
Trp repressor
Protein Secondary structure

DNA-binding protein: Alpha helices and Beta hairpin
Hin Recombinase: Alpha helices


Porins: "Beta Barrel" in Outer Membrane
P53 Oncogene: Beta Sheet with DNA-Recognition Alpha Helices
Phage T4 Injector: Unique Triplex Tube

Lambda phage repressor of lysis        Top


      






Trp Repressor                      Top

X-Ray Diffraction Crystallography

Image Fourier Transform Pairs


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