The attenuator region of the histidine operon of Escherichia coli K-12 has a potential coding capacity for two peptides, one of 16 amino acids and another of 30 amino acids. This region is followed by ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 74, No. 1 (Jan., 1977), pp. 106-110 (5 pages) We have derived the nucleotide sequence of a segment of the operator ...