Nucleotide sequence and expression of Escherichia coli trpR, the structural gene for the trp aporepressor.
Proc Natl Acad Sci U S A. 1980 Dec;77(12):7117-21. doi: 10.1073/pnas.77.12.7117.
Proc Natl Acad Sci U S A. 1980.
PMID: 7012834
Free PMC article.