1993
The periplasmic dipeptide permease system transports 5-aminolevulinic acid in Escherichia coli
Verkamp E, Backman V, Björnsson J, Söll D, Eggertsson G. The periplasmic dipeptide permease system transports 5-aminolevulinic acid in Escherichia coli. Journal Of Bacteriology 1993, 175: 1452-1456. PMID: 8444807, PMCID: PMC193232, DOI: 10.1128/jb.175.5.1452-1456.1993.Peer-Reviewed Original ResearchConceptsDpp operonE. coli chromosomeEscherichia coliWild-type growthClasses of mutantsAbsence of ALAGenetic screenDpp mutationsColi chromosomeDpp transportALA biosynthesisFirst geneDipeptide transport systemAnaerobic growthChromosomal insertionOperonRecombinant plasmidTransport systemExogenous ALAALA uptakeE. coliNormal growthMutantsMutationsColi
1989
Multiple Mutations of the First Gene of a Dimeric tRNA Gene Abolish in Vitro tRNA Gene Transcription
Nichols M, Bell J, Klekamp M, Weil P, Söll D. Multiple Mutations of the First Gene of a Dimeric tRNA Gene Abolish in Vitro tRNA Gene Transcription. Journal Of Biological Chemistry 1989, 264: 17084-17090. PMID: 2676999, DOI: 10.1016/s0021-9258(18)71462-2.Peer-Reviewed Original ResearchMeSH KeywordsCloning, MolecularEndopeptidasesMutationPromoter Regions, GeneticRegulatory Sequences, Nucleic AcidRNA Polymerase IIIRNA, FungalRNA, TransferRNA, Transfer, MetRNA, Transfer, SerSaccharomyces cerevisiaeSchizosaccharomycesTranscription Factor TFIIIBTranscription FactorsTranscription Factors, TFIIITranscription, GeneticConceptsMethionine tRNA geneTRNA genesGene transcriptionInitiator methionine tRNA geneRNA polymerase III systemRNA polymerase III transcriptionMutant tRNA genesTRNA gene transcriptionAdditional protein factorsSerine tRNA genePolymerase III transcriptionRNA polymerase IIIICR sequenceTranscription regulationTRNA locusFirst geneExpression initiatesProtein factorsTranscription studiesPolymerase IIINucleotides 8Gene promoterDetectable transcriptsTranscriptionGenes