Ronald D. Sekura

ADP-ribosylation of transducin by pertussis toxin blocks the light-stimulated hydrolysis of GTP and cGMP in retinal photoreceptors.

Cornelis Van Dop, Gregory Yamanaka, F Steinberg et al. · Journal of Biological Chemistry · 1984 · 328 citations · Full text

Stimulation and inhibition of adenylyl cyclases mediated by distinct regulatory proteins

John D. Hildebrandt, Ronald D. Sekura, Juan Codina et al. · Nature · 1983 · 310 citations

Signal Transduction, Molecular Physiology, Biochemistry +11

Pertussis toxin. Affinity purification of a new ADP-ribosyltransferase.

Ronald D. Sekura, Falk Fish, C R Manclark et al. · Journal of Biological Chemistry · 1983 · 263 citations · Full text

Biosynthesis, Homogeneous Toxin, Biochemistry +14

Ns and Ni, the stimulatory and inhibitory regulatory components of adenylyl cyclases. Purification of the human erythrocyte proteins without the use of activating regulatory ligands.

Juan Codina, John D. Hildebrandt, Ronald D. Sekura et al. · Journal of Biological Chemistry · 1984 · 241 citations · Full text

Pertussis toxin substrate, the putative Ni component of adenylyl cyclases, is an alpha beta heterodimer regulated by guanine nucleotide and magnesium.

Juan Codina, John D. Hildebrandt, Ravi Iyengar et al. · Proceedings of the National Academy of Sciences · 1983 · 238 citations · Full text

Pertussis Toxin, Mr 39,000, Protein Expression +15