@article{mbs:/content/journal/micro/10.1099/00221287-97-1-73, author = "Spencer, M. E. and Lebeter, V. M. and Guest, J. R.", title = "Location of the Aspartase Gene (aspA) on the Linkage Map of Escherichia coliK12", journal= "Microbiology", year = "1976", volume = "97", number = "1", pages = "73-82", doi = "https://doi.org/10.1099/00221287-97-1-73", url = "https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-97-1-73", publisher = "Microbiology Society", issn = "1465-2080", type = "Journal Article", abstract = "SUMMARY: The aspartase (l-aspartate ammonia-lyase, EC. 4.3.1.1) structural gene, aspA, was mapped by two-factor and three-factor transductional crosses using phage P1. Cotransduction frequencies between aspA and other markers were: ampA (69%); frdA (48 to 67%); mel (35%); purA (17%); fdp (1ยท6%). The sequence of markers within the corresponding segment (91 to 95 min) of the Escherichia coli linkage map was shown to be mel-aspA-ampA-frdA-purA-fdp. ", }