John R. Helliwell

The structure of the saccharide-binding site of concanavalin A.

Zygmunt S. Derewenda, J. Yariv, John R. Helliwell et al. · The EMBO Journal · 1989 · 287 citations · Full text

Biology, Concanavalin A, Biochemistry +5

The molecular basis of the coloration mechanism in lobster shell: β-Crustacyanin at 3.2-Å resolution

Michele Cianci, P.J. Rizkallah, Andrzej Ołczak et al. · Proceedings of the National Academy of Sciences · 2002 · 203 citations · Full text

Coloration Mechanism, Protein Assembly, Biomolecular Structure Prediction +17

The recording and analysis of synchrotron X-radiation Laue diffraction photographs

John R. Helliwell, J. Habash, D. W. J. Cruickshank et al. · Journal of Applied Crystallography · 1989 · 198 citations

Crystal Structure, Engineering, Srs Wiggler +20

Three-dimensional structure of human erythrocytic purine nucleoside phosphorylase at 3.2 A resolution.

S.E. Ealick, S.A. Rule, D C Carter et al. · Journal of Biological Chemistry · 1990 · 178 citations · Full text

Cellular Enzymology, Biochemistry, Protein Assembly +15

<i>Macromolecular Crystallography with Synchrotron Radiation</i>

John R. Helliwell, Janet L. Smith · Physics Today · 1993 · 173 citations

X-ray Crystallography, Crystal Structure, Physics +13