1. Structure of Leu⁵-enkephalin bound to a model membrane as determined by high-resolution NMR

   • Charles R. Watts
   • Michael R. Tessmer
   • Deborah A. Kallick

   OriginalPaper Pages: 59 - 70

2. Synthesis and conformational analysis of an O-phosphotyrosine-containing α-helical peptide

   • John D. Wade
   • John W. Perich
   • Geoffrey W. Tregear

   OriginalPaper Pages: 71 - 76

3. Kinetic studies of papain: Effect of P3′ substituents and donor/acceptor pairs of intramolecularly quenched fluorogenic substrates

   • Carlos García-Echeverría
   • Daniel H. Rich

   OriginalPaper Pages: 77 - 82

4. A test for prorelaxin-processing enzymes using unmodified peptide substrates

   • Selena S. Layden
   • Geoffrey W. Tregear

   OriginalPaper Pages: 83 - 92

5. Potential pyrophosphate formation upon use of N ^α-Fmoc-Tyr(PO₃H₂)-OH in solid-phase peptide synthesis

   • Carlos García-Echeverría

   OriginalPaper Pages: 93 - 98

6. Kinetic properties of HIV-1 protease produced by total chemical synthesis with cysteine residues replaced by isosteric L-α-amino-n-butyric acid

   • Douglas A. Bergman
   • Dianne Alewood
   • Stephen B. H. Kent

   OriginalPaper Pages: 99 - 107

7. A new convenient method of azide condensation

   • L. Y. Alfeeva
   • L. A. Andreeva
   • V. N. Nezavibat'ko

   OriginalPaper Pages: 109 - 111