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Molecular Genetics and Genomics(3)
Applied and Environmental Microbiology(1)
Biocatalysis and Biotransformation(1)
Journal of Bacteriology(1)
Microbial Biotechnology(1)
Characterization of the oat1 gene of Penicillium chrysogenum encoding an ω-aminotransferase: Induction by L-lysine, L-ornithine and L-arginine and repression by ammonium
ArticleAbstract: The Penicillium chrysogenum oat1 gene, which encodes a class III ω-aminotransferase, was cloned andPalabras claves:2-Amino-adipic acid, oat1, Penicillin biosynthesis, Penicillium chrysogenum, Ω-AminotransferaseAutores:Campoy S., Casqueiro J., Lamas-Maceiras M., Leopoldo Naranjo-Briceño, Martin J.F., Teijeira F., Ullán R.V.Fuentes:googlescopusConversion of pipecolic acid into lysine in Penicillium chrysogenum requires pipecolate oxidase and saccharopine reductase: Characterization of the lys7 gene encoding saccharopine reductase
ArticleAbstract: Pipecolic acid is a component of several secondary metabolites in plants and fungi. This compound isPalabras claves:Autores:Bañuelos O., Casqueiro J., De Valmaseda E., Leopoldo Naranjo-Briceño, Lopez P., Martin J.F., Riaño J.Fuentes:googlescopusExpression of cefD2 and the conversion of isopenicillin N into penicillin N by the two-component epimerase system are rate-limiting steps in cephalosporin biosynthesis
ArticleAbstract: The conversion of isopenicillin N into penicillin N in Acremonium chrysogenum is catalyzed by an epiPalabras claves:Cephalosporin biosynthesis, Cephalosporin gene clusters, Isopenicilin N epimerase, Isopenicillin N, Rate-limiting stepsAutores:Casqueiro J., Leopoldo Naranjo-Briceño, Martin J.F., Ullán R.V., Vaca I.Fuentes:googlescopusInactivation of the lys7 Gene, Encoding Saccharopine Reductase in Penicillium chrysogenum, Leads to Accumulation of the Secondary Metabolite Precursors Piperideine-6-Carboxylic Acid and Pipecolic Acid from α-Aminoadipic Acid
ArticleAbstract: Pipecolic acid serves as a precursor of the biosynthesis of the alkaloids slaframine and swainsoninePalabras claves:Autores:Bañuelos O., Casqueiro J., De Valmaseda E., Lamas-Maceiras M., Leopoldo Naranjo-Briceño, Martin J.F., Ullán R.V.Fuentes:scopusLysine is catabolized to 2-aminoadipic acid in Penicillium chrysogenum by an ω-aminotransferase and to saccharopine by a lysine 2-ketoglutarate reductase. Characterization of the ω-aminotransferase
ArticleAbstract: The biosynthesis and catabolism of lysine in Penicillium chrysogenum is of great interest because thPalabras claves:2-Aminoadipic acid, lysine, Penicillin biosynthesis, Penicillium chrysogenum, Ω-AminotransferaseAutores:Campoy S., Casqueiro J., De Valmaseda E., Leopoldo Naranjo-Briceño, Martin J.F.Fuentes:googlescopusIsolation of autochthonous non-white rot fungi with potential for enzymatic upgrading of Venezuelan extra-heavy crude oil
ArticleAbstract: The increasing world demand for fuels makes it necessary to exploit the largest reserve of extra-heaPalabras claves:BIOCONVERSIÓN, Extra-heavy crude oil, fungi, Lignin-degrading enzyme system, Polycyclic aromatic hydrocarbons, UpgradingAutores:De Sisto A., Leon V., Leopoldo Naranjo-Briceño, Urbina H.Fuentes:googlescopusTranscriptional upregulation of four genes of the lysine biosynthetic pathway by homocitrate accumulation in Penicillium chrysogenum: Homocitrate as a sensor of lysine-pathway distress
ArticleAbstract: The lysine biosynthetic pathway has to supply large amounts of α-aminoadipic acid for penicillin bioPalabras claves:Autores:Casqueiro J., García-Estrada C., Lamas-Maceiras M., Leopoldo Naranjo-Briceño, Martin J.F., Scervino J.M., Teves F., Ullán R.V., Velasco-Conde T., Wu X.Fuentes:googlescopusPotential role of oxidative exoenzymes of the extremophilic fungus Pestalotiopsis palmarumBM-04 in biotransformation of extra-heavy crude oil
ArticleAbstract: Large amount of drilling waste associated with the expansion of the Orinoco Oil Belt (OOB), the biggPalabras claves:Autores:Beatriz Pernía, De Sisto A., Freites M., Fusella E., González M., Guerra M., Inojosa Y., Jhonny R. Demey, Leopoldo Naranjo-Briceño, Yegres F.Fuentes:scopus