1. Inactivation of Human Liver Arginase by Woodward's Reagent K: Evidence for Reaction with His141

   • Nelson Carvajal
   • Elena Uribe
   • Mónica Salas

   OriginalPaper Pages: 179 - 183

2. Conformational States of Trifluoroacetic Acid–Treated Cytochrome c in the Presence of Salts and Alcohols

   • Aabgeena Naeem
   • Mohammad Akram
   • Rizwan Hasan Khan

   OriginalPaper Pages: 185 - 195

3. His23β and Glu455β of the Pseudomonas sp. 130 Glutaryl-7-Amino Cephalosporanic Acid Acylase Are Crucially Important for Efficient Autoproteolysis and Enzymatic Catalysis

   • Xiang Mao
   • Weiwu Wang
   • Guo-Ping Zhao

   OriginalPaper Pages: 197 - 204

4. Funastrain c II: A Cysteine Endopeptidase Purified from the Latex of Funastrum clausum

   • Susana R. Morcelle
   • Sebastián A. Trejo
   • Nora S. Priolo

   OriginalPaper Pages: 205 - 215

5. Comparison of Molecular Dynamics Averaged Structures for Complexes of Normal and Oncogenic ras-p21 with SOS Nucleotide Exchange Protein, Containing Computed Conformations for Three Crystallographically Undefined Domains, Suggests a Potential Role of These Domains in ras Signaling

   • Thomas Duncan
   • James M. Chen
   • Matthew R. Pincus

   OriginalPaper Pages: 217 - 228

6. Loop Domain Peptides from the SOS ras-Guanine Nucleotide Exchange Protein, Identified from Molecular Dynamics Calculations, Strongly Inhibit ras Signaling

   • Lyndon Chie
   • Fred K. Friedman
   • Matthew Pincus

   OriginalPaper Pages: 229 - 234

7. An Effector Peptide from Glutathione-S-Transferase-pi Strongly and Selectively Blocks Mitotic Signaling by Oncogenic ras-p21

   • Lyndon Chie
   • Victor Adler
   • Matthew R. Pincus

   OriginalPaper Pages: 235 - 238