TY - RPRT TI - The activation defect of a lambda cI positive control mutant. AU - F W Whipple AU - M Ptashne AU - A Hochschild PY - 1997 DO - 10.1006/jmbi.1996.0735 UR - https://pubmed.ncbi.nlm.nih.gov/9018040/ ID - 9018040 ER -