Characterization of class 1 integron resistance gene cassettes and the identification of a novel IS-like element in Acinetobacter baumannii.

abstract：:Pinene is a monoterpene with wide industrial applications, especially as a promising high energy-density jet fuel. Traditional production of pinene on an industrial scale is material consumptive and has a low yield. As an alternative, microbial organisms have been engineered though advanced synthetic biological techni...

journal_title：Plasmid

authors： Bao SH,Zhang DY,Meng E

更新日期：2019-09-01 00:00:00

abstract：:The two-hybrid system was used to show that the Rep proteins from three members of the Dictyostelium discoideum Ddp2 plasmid family, Ddp2, Ddp5, and Ddp6, form homomultimers but not heteromultimers when expressed in yeast cells. The results with deletion mutations suggest that multiple regions of the Rep proteins are ...

journal_title：Plasmid

authors： Shammat IM,Welker DL

更新日期：1999-05-01 00:00:00

abstract：:The structural and functional properties of mercury resistance determinants cloned from a series of independently isolated conjugative plasmids were compared with those of the prototype HgR determinants from Tn501 and plasmid R100 (containing Tn21). Restriction endonuclease mapping classified the HgR determinants into...

journal_title：Plasmid

authors： Jobling MG,Peters SE,Ritchie DA

更新日期：1988-09-01 00:00:00

abstract：:Strain LBG A3136 of Nocardia mediterranei (ETH Collection) was found to contain a low-copy-number covalently closed circular extrachromosomal element, pMEA 100, which could only be isolated from mycelium grown on agar plates. pMEA 100 could not be isolated from the closely related strain ATCC 13685. Hybridization expe...

journal_title：Plasmid

authors： Moretti P,Hintermann G,Hütter R

更新日期：1985-09-01 00:00:00

abstract：:A series of cloning vectors with conditional, temperature-sensitive replication that are selectable with ampicillin, chloramphenicol, and kanamycin has been constructed. These vectors are derivatives of a pSC101 mutant that can replicate only at low temperatures. The cloning vectors carry a number of unique restrictio...

journal_title：Plasmid

authors： Phillips GJ

更新日期：1999-01-01 00:00:00

abstract：:As multidrug resistant bacteria pose one of the greatest risks to human health new alternative antibacterial agents are urgently needed. One possible mechanism that can be used as an alternative to traditional antibiotic therapy is transfer of killing agents via conjugation. Our work was aimed at providing a proof of ...

journal_title：Plasmid

authors： Starčič Erjavec M,Petkovšek Ž,Kuznetsova MV,Maslennikova IL,Žgur-Bertok D

更新日期：2015-11-01 00:00:00

abstract：:Upon excision, conjugative transposon Tn916 forms a nonreplicating circular intermediate (CI), which is essential both for transposition and conjugal transfer. In this work we developed an assay to quantify the circular forms of Tn916. By this method we defined a new measurable trait of Tn916-carrying strains: the "CI...

journal_title：Plasmid

authors： Manganelli R,Romano L,Ricci S,Zazzi M,Pozzi G

更新日期：1995-07-01 00:00:00

abstract：:The promiscuous IncPα plasmids RK2 and R995 encode a broad-host-range partition system, whose essential components include the incC and korB genes and a DNA site (O(B)) to which the korB product binds. IncC2, the smaller of the two incC products, is sufficient for stabilization of R995ΔincC. It is a member of the type...

journal_title：Plasmid

authors： Siddique A,Figurski DH

更新日期：2012-09-01 00:00:00

abstract：:Bacterial chromosomes segregate via a partition apparatus that employs a score of specialized proteins. The SMC complexes play a crucial role in the chromosome partitioning process by organizing bacterial chromosomes through their ATP-dependent chromatin-compacting activity. Recent progress in the composition of these...

journal_title：Plasmid

authors： Strunnikov AV

更新日期：2006-03-01 00:00:00

abstract：:Little knowledge of DNA replication in cyanobacteria is available. In this study, we report the development and characterization of an in vitro system for studies of replication of the endogenous plasmids from the unicellular cyanobacterium Synechocystis 6803. This system (fraction III) was isolated at high salt conce...

journal_title：Plasmid

authors： Yang X,Daniell H,McFadden B

更新日期：1994-09-01 00:00:00

abstract：:A transient expression system has been developed to compare the relative efficiency of expression of various vaccinia virus DNA sequences containing transcriptional regulatory elements. A plasmid vector was constructed containing both the Escherichia coli galactokinase gene (galK) and the guanine phosphoribosyltransfe...

journal_title：Plasmid

authors： Shepard B,Panicali D,Huang C

更新日期：1987-07-01 00:00:00

abstract：:We have cloned and characterized an insertion sequence from Leuconostoc mesenteroides subsp. cremoris strain DB1165. This element, designated IS1165, is 1553 bp, has imperfect inverted repeat ends, contains an open reading frame of 1236 bp, and is not related to any previously described insertion sequence. The copy nu...

journal_title：Plasmid

authors： Johansen E,Kibenich A

更新日期：1992-05-01 00:00:00

abstract：:We report the construction of two filamentous fungi Trichoderma reesei expression vectors, pWEF31 and pWEF32. Both vectors possess the hygromycin phosphotransferase B gene expression cassette and the strong promoter and terminator of the cellobiohydrolase 1 gene (cbh1) from T. reesei. The two newly constructed vectors...

journal_title：Plasmid

authors： Lv D,Wang W,Wei D

更新日期：2012-01-01 00:00:00

abstract：:Almost 200 scientists from America, Europe, Asia, Australia, and Africa participated in the Plasmid Biology 2004 meeting, which was organized between 15th and 21st September 2004 in Kanoni (Corfu island), Greece. Various aspects of biology of plasmids and other mobile genetic elements were discussed during the meeting...

journal_title：Plasmid

authors： Wegrzyn G

更新日期：2005-01-01 00:00:00

abstract：:The fission yeast Schizosaccharomyces pombe is an attractive host for heterologous gene expression. However, expression systems for industrially viable large-scale fermentations are scarce. Several inducible expression vectors for S. pombe have been reported, with the strong thiamine-repressible nmt1+ promoter or deri...

journal_title：Plasmid

authors： Hennig S,Hornauer N,Rödel G,Ostermann K

更新日期：2018-01-01 00:00:00

abstract：:The conjugative transfer system of Yersinia enterocolitica 29930 present on the cryptic plasmid p29930 comprises a mating pore formation system (Mpf) related to that of the IncX plasmid R6K and a DNA transfer and replication system (Dtr) with close relationship to the mob region of the mobilizable plasmid CloDF13. Two...

journal_title：Plasmid

authors： Kraushaar B,Appel B,Lanka E,Strauch E

更新日期：2010-09-01 00:00:00

abstract：:The effects of mutations have been studied within the apocytochrome b gene on the processing of transcripts from the gene for subunit 1 of cytochrome c oxidase (coxI). Most mutations which affect the expression of the reading frame encoded by the fourth intron of the apocytochrome b gene (bI4) result in a failure to r...

journal_title：Plasmid

authors： Hensgens LA,Van der Horst G,Grivell LA

更新日期：1984-07-01 00:00:00

abstract：:The complete sequence of the 10.9-kbp bacteriocinogenic plasmid pBL1 from Lactococcus lactis subsp. lactis IPLA 972 has been determined. Thirteen ORFs were encountered, of which 5 were incomplete. pBL1 proved to be a narrow-host-range plasmid which replicates neither in Bacilus subtilis nor in Lactobacillus spp. The s...

journal_title：Plasmid

authors： Sánchez C,Hernández de Rojas A,Martínez B,Argüelles ME,Suárez JE,Rodríguez A,Mayo B

更新日期：2000-11-01 00:00:00

abstract：:Unequal crossing-over is involved in genetic duplication and deletion in such diverse genetic systems as Drosophila, bacteria, and animal viruses. It is proposed to be involved in the form of unequal sister chromatid exchange in gene amplification in cultured animal cells and during carcinogenesis. Studies of the proc...

journal_title：Plasmid

authors： Clevenger W,Reeves R,Pall ML

更新日期：1985-05-01 00:00:00

abstract：:Homology was previously detected between the DNA restriction fragments containing Rhizobium meliloti nodulation genes and the 90-MDa plasmid, p90, of Azospirillum brasilense Sp7. Two DNA loci from Sp7 genome that complement mutations in the exopolysaccharide synthesis genes, exoB and exoC, of R. meliloti were also sho...

journal_title：Plasmid

authors： Onyeocha I,Vieille C,Zimmer W,Baca BE,Flores M,Palacios R,Elmerich C

更新日期：1990-05-01 00:00:00

abstract：:The imidazole and triazole fungicides inhibit cytochrome P450 14 alpha-lanosterol demethylase (P45014DM) implicated in the ergosterol biosynthesis pathway, which is specific to fungi and yeasts. Two plasmids were obtained which allow triazole and imidazole resistance in Saccharomyces cerevisiae. The low copy number pl...

journal_title：Plasmid

authors： Doignon F,Aigle M,Ribereau-Gayon P

更新日期：1993-11-01 00:00:00

abstract：:pIP501 and pAM beta 1 are promiscuous plasmids from gram-positive bacteria which carry structurally and genetically related replication functions (L. Jannière, A. Gruss and S.D. Ehrlich, 1993, in "Bacillus subtilis and Other Gram-positive Bacteria: Biochemistry, Physiology, and Molecular Genetics (A.L. Sonenshein, J.A...

journal_title：Plasmid

authors： Pujol C,Ehrlich SD,Jannière L

更新日期：1994-01-01 00:00:00

abstract：:A variant of the cryptic plasmid of Neisseria gonorrhoeae, 4.4 kb in size, was isolated and characterized at the molecular level. This variant harbored a 156-bp insertion which was located between coordinates 3134 and 3135 within the putative cppB gene using the 4.2-kb cryptic plasmid, pJD1, as a reference. The insert...

journal_title：Plasmid

authors： Roy RN,Bigelow N,Dillon JA

更新日期：1988-01-01 00:00:00

abstract：:Nucleotide sequence analysis of two cryptic plasmids, pRS2 (2544 bp) and pRS3 (3948 bp), from Oenococcus oeni revealed the presence in both of three major open reading frames with significant similarity to other small cryptic plasmids from O. oeni. The results suggest that those plasmids could be separated into two su...

journal_title：Plasmid

authors： Mesas JM,Rodríguez MC,Alegre MT

更新日期：2001-09-01 00:00:00

abstract：:A small cryptic plasmid designated pHW15 was isolated from Rahnella genomospecies 2 WMR15 and its complete nucleotide sequence was determined. The plasmid contained 3002 bp with a G+C content of 47.4%. The origin of replication was identified by deletion analysis as a region of about 600 bp. This region had an identit...

journal_title：Plasmid

authors： Rozhon WM,Petutschnig EK,Jonak C

更新日期：2006-11-01 00:00:00

abstract：:Tools for mutagenesis and expression analyses are needed to study the role of bacterial genes. Here, we report the construction of pMH11, a small, mobilizable plasmid that replicates in Escherichia coli, but not in Azorhizobium caulinodans, a nodulating microsymbiont of Sesbania rostrata, and that contains a unique Ba...

journal_title：Plasmid

authors： D'Haeze W,Verplancke C,Mironov V,Holsters M

更新日期：2002-03-01 00:00:00

abstract：:A new plasmid, pNQ116, was constructed in Bacillus sphaericus by cloning a promoter fragment from B. sphaericus Ts-1 into pNQ112. The plasmid (CmrKmr, 5.23 kb) contains a restriction endonuclease polylinker used for cloning foreign genes, and its cat-86 gene is expressed at high levels from the Ts-1 promoter. This pla...

journal_title：Plasmid

authors： Qiao M,Gao C,Cai B,Zhang X,Wang S

更新日期：1992-05-01 00:00:00

abstract：:Expression vectors for industrial production should be stable and allow tight control of protein synthesis. This is necessary to ensure plasmid transmission to daughter cells in order to achieve a stable population capable of synthesizing high amounts of the target protein. A high-copy-number plasmid, pAE, was previou...

journal_title：Plasmid

authors： Eguia FAP,Ramos HR,Kraschowetz S,Omote D,Ramos CRR,Ho PL,Carvalho E,Gonçalves VM

更新日期：2018-06-01 00:00:00

abstract：:In order to select insertion sequences able to promote transcription of flanking genes (ISp elements), three mobilizable RSF1010 derived vectors were constructed. Using promoterless antibiotic resistance genes, ISp elements ranging from 0.75 to 2.9 kb were isolated from Escherichia coli and Rhizobium meliloti. Restric...

journal_title：Plasmid

authors： Labes G,Simon R

更新日期：1990-11-01 00:00:00

abstract：:Cloning vectors (pFD1001, pFD1192, pFD1194, and pFD1212) were constructed by extension of the host range of a 7.2-kb Rhizobium meliloti cryptic plasmid (pRM1132f) with the ColE1-based plasmids, pBR322, pACYC177, pACYC 184, pSUP301, or pHC179; mobilization was facilitated by introduction of the oriT region from pRK2, a...

journal_title：Plasmid

authors： Froissard D,Bromfield ES,Whitwill S,Barran LR

更新日期：1995-05-01 00:00:00