TY - RPRT TI - Structural and energetic differences between insertions and substitutions in staphylococcal nuclease. AU - J Sondek AU - D Shortle PY - 1992 DO - 10.1002/prot.340130206 UR - https://pubmed.ncbi.nlm.nih.gov/1620695/ ID - 1620695 ER -