a Department of Microbiology, Boston University School of Medicine, Boston, Massachusetts 02118
ABSTRACT
By using a series of deletion mutations in the region of the tryptophan operon, it has been shown that a gene governing the transport of leucine maps on the side of the chr locus distal to the trp operon.
1 Present address: Department of Medicine, University of South Carolina School of Medicine, Charleston, S.C. 29400.
| Appl. Environ. Microbiol. | Infect. Immun. | Eukaryot. Cell |
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| Mol. Cell. Biol. | J. Virol. | Microbiol. Mol. Biol. Rev. |
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