1996
A second and differentially expressed glutamyl-tRNA reductase gene from Arabidopsis thaliana
Kumar A, Csankovszki G, Söll D. A second and differentially expressed glutamyl-tRNA reductase gene from Arabidopsis thaliana. Plant Molecular Biology 1996, 30: 419-426. PMID: 8605295, DOI: 10.1007/bf00049321.Peer-Reviewed Original ResearchConceptsAbstract5-Aminolevulinic acidHemA geneArabidopsis thalianaC5 pathwayGlutamyl-tRNA reductase geneDeduced amino acid sequenceLight-inducible genesChloroplasts of plantsGlutamyl-tRNA reductaseAmino acid sequenceA. thalianaChlorophyll biosynthesisShort intronsGenomic libraryGlutamyl-tRNARegulatory elementsALA formationNucleotide sequenceUniversal precursorAcid sequenceReductase geneGenomic DNAThalianaGenesAmino acids
1994
A point mutation in Euglena gracilis chloroplast tRNA(Glu) uncouples protein and chlorophyll biosynthesis.
Stange-Thomann N, Thomann H, Lloyd A, Lyman H, Söll D. A point mutation in Euglena gracilis chloroplast tRNA(Glu) uncouples protein and chlorophyll biosynthesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 1994, 91: 7947-7951. PMID: 8058739, PMCID: PMC44521, DOI: 10.1073/pnas.91.17.7947.Peer-Reviewed Original ResearchMeSH KeywordsAldehyde OxidoreductasesAnimalsBase SequenceBlotting, NorthernChlorophyllChloroplastsCloning, MolecularDNADNA PrimersEuglena gracilisIntramolecular TransferasesIsomerasesMolecular Sequence DataNucleic Acid ConformationPoint MutationPolymerase Chain ReactionProtein BiosynthesisRNA, Transfer, GluConceptsEuglena gracilis chloroplastsChlorophyll biosynthesisGlu-tRNA reductaseChlorophyll-deficient mutantsPoint mutationsChloroplast protein synthesisSequence-specific mannerDual-function moleculeC5 pathwayNADPH-dependent reductionSpecific cofactorsGluTRFirst enzymeGene productsUniversal precursorImportant identity elementAminomutase activitySequence analysisE. gracilisSecond enzymeTetrapyrrole pigmentsT-loopProtein synthesisBiosynthesisChloroplastsLight regulation of chlorophyll biosynthesis at the level of 5-aminolevulinate formation in Arabidopsis.
Ilag L, Kumar A, Söll D. Light regulation of chlorophyll biosynthesis at the level of 5-aminolevulinate formation in Arabidopsis. The Plant Cell 1994, 6: 265-275. PMID: 7908550, PMCID: PMC160432, DOI: 10.1105/tpc.6.2.265.Peer-Reviewed Original ResearchMeSH KeywordsAldehyde OxidoreductasesAmino Acid SequenceAminolevulinic AcidArabidopsisChlorophyllChloroplastsEscherichia coliGene Expression RegulationGenes, PlantGlutamatesGlutamic AcidIntramolecular TransferasesIsomerasesLightMolecular Sequence DataPromoter Regions, GeneticRNA, Transfer, GluSequence Homology, Amino AcidSequence Homology, Nucleic AcidTranscription, GeneticConceptsC5 pathwayAmino acid sequenceHemA proteinChlorophyll biosynthesisGlu-tRNAALA formationAcid sequenceRNA gel blot analysisDeduced amino acid sequenceGlu-tRNA reductaseChloroplasts of plantsGel blot analysisArabidopsis genesFunctional complementationShort intronsCorresponding genesTranscriptional controlFlower tissuesLight regulationExtensive homologyFirst enzymeUniversal precursorReductase geneChlorophyll formationSecond enzyme
1993
Incomplete citric acid cycle obliges aminolevulinic acid synthesis via the C5 pathway in a methylotroph
Lloyd A, Weitzman P, Söll D. Incomplete citric acid cycle obliges aminolevulinic acid synthesis via the C5 pathway in a methylotroph. Microbiology 1993, 139: 2931-2938. DOI: 10.1099/00221287-139-12-2931.Peer-Reviewed Original ResearchC5 pathwayM. methylotrophusAminolevulinic acid synthesisTRNA-dependent mannerConversion of pyruvateCitric acid cycleMalate dehydrogenase activityMammalian cellsGlyoxylate cycleALA formationCell-free extractsGlu-tRNAGluAcid cycleIsocitrate dehydrogenaseMethylophilus methylotrophusCatabolic roleAcid synthesisPathwayEnzymic activityDehydrogenase activityEnzymeConnected pathwaysAlaMethylotrophsYeast
1991
The Escherichia coli hemL gene encodes glutamate 1-semialdehyde aminotransferase
Ilag L, Jahn D, Eggertsson G, Söll D. The Escherichia coli hemL gene encodes glutamate 1-semialdehyde aminotransferase. Journal Of Bacteriology 1991, 173: 3408-3413. PMID: 2045363, PMCID: PMC207952, DOI: 10.1128/jb.173.11.3408-3413.1991.Peer-Reviewed Original ResearchMeSH KeywordsAminolevulinic AcidCentrifugation, Density GradientChromatography, High Pressure LiquidCloning, MolecularDose-Response Relationship, DrugElectrophoresis, Polyacrylamide GelEscherichia coliIntramolecular TransferasesIsomerasesMolecular WeightPyridoxal PhosphatePyridoxamineTransformation, GeneticConceptsGlu-tRNA reductaseTRNA-dependent transformationApparent native molecular massMolecular massGlutamyl-tRNA synthetaseNative molecular massAminoglycoside antibiotic kanamycinHemL geneWild-type DNAAuxotrophic phenotypeC5 pathwaySodium dodecyl sulfate-polyacrylamide gel electrophoresisDodecyl sulfate-polyacrylamide gel electrophoresisMap positionGSA aminotransferasePhysical mappingSulfate-polyacrylamide gel electrophoresisRate zonal sedimentationGene productsThird enzymeGlycerol gradientsApparent homogeneityAntibiotic kanamycinEscherichia coliPure proteinPurification and functional characterization of glutamate-1-semialdehyde aminotransferase from Chlamydomonas reinhardtii.
Jahn D, Chen M, Söll D. Purification and functional characterization of glutamate-1-semialdehyde aminotransferase from Chlamydomonas reinhardtii. Journal Of Biological Chemistry 1991, 266: 161-167. PMID: 1985889, DOI: 10.1016/s0021-9258(18)52416-9.Peer-Reviewed Original ResearchMeSH KeywordsAminooxyacetic AcidCell MembraneChlamydomonasChromatography, DEAE-CelluloseChromatography, GelChromatography, High Pressure LiquidChromatography, Ion ExchangeCyclohexanecarboxylic AcidsElectrophoresis, Polyacrylamide GelIntramolecular TransferasesIsomerasesKineticsMolecular WeightPyridoxal PhosphateConceptsGlutamate-1-semialdehyde aminotransferaseGlutamyl-tRNA synthetaseC5 pathwayChlamydomonas reinhardtiiGreen alga Chlamydomonas reinhardtiiGlu-tRNA reductaseTRNA-dependent transformationChloroplasts of plantsGlutamyl-tRNA reductaseAlga Chlamydomonas reinhardtiiDelta-aminolevulinic acidApparent molecular massWhole cell extractsChlorophyll biosynthesisSodium dodecyl sulfate-polyacrylamide gel electrophoresisC. reinhardtiiDodecyl sulfate-polyacrylamide gel electrophoresisSulfate-polyacrylamide gel electrophoresisRate zonal sedimentationFunctional characterizationThird enzymeGlycerol gradientsCell extractsReinhardtiiMembrane fraction