1. Free R value: A novel statistical quantity for assessing the accuracy of crystal structures;Brünger;Nature,1992
2. Crystallographic R- factor refinement by molecular dynamics;Brünger;Science,1987
3. Crystallography and NMR system: A new software suite for macromolecular structure determination;Brünger;Acta Crystallograph,1998
4. The CCP4 suite: Programs for protein crystallography;Collaborative Computational Project, Number 4.;Acta Crystallograph.,1994
5. Isolation and characterization of Streptomyces venezuelae mutants blocked in chloramphenicol biosynthesis;Doull;J. Gen. Microbiol.,1985