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Barbara Sollner-Webb

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Julie A Law; Sean F O'Hearn; Barbara Sollner-Webb
Trypanosoma brucei RNA editing protein TbMP42 (band VI) is crucial for the endonucleolytic cleavages but not the subsequent steps of U-deletion and U-insertion.
Vadim S Alatortsev; Jorge Cruz-Reyes; Alevtina G Zhelonkina; Barbara Sollner-Webb
Trypanosoma brucei RNA editing: coupled cycles of U deletion reveal processive activity of the editing complex.
Julie A Law; Sean F O'Hearn; Barbara Sollner-Webb
In Trypanosoma brucei RNA editing, TbMP18 (band VII) is critical for editosome integrity and for both insertional and deletional cleavages.

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2008: Julie A Law; Sean F O'Hearn; Barbara Sollner-Webb
Trypanosoma brucei RNA editing protein TbMP42 (band VI) is crucial for the endonucleolytic cleavages but not the subsequent steps of U-deletion and U-insertion.
RNA (New York, N.Y.) 2008;14(6):1187-200.
2008: Vadim S Alatortsev; Jorge Cruz-Reyes; Alevtina G Zhelonkina; Barbara Sollner-Webb
Trypanosoma brucei RNA editing: coupled cycles of U deletion reveal processive activity of the editing complex.
Molecular and cellular biology 2008;28(7):2437-45.
2007: Julie A Law; Sean F O'Hearn; Barbara Sollner-Webb
In Trypanosoma brucei RNA editing, TbMP18 (band VII) is critical for editosome integrity and for both insertional and deletional cleavages.
Molecular and cellular biology 2007;27(2):777-87.
2006: Alevtina G Zhelonkina; Sean F O'Hearn; Julie A Law; Jorge Cruz-Reyes; Catherine E Huang; Vadim S Alatortsev; Barbara Sollner-Webb
T. brucei RNA editing: action of the U-insertional TUTase within a U-deletion cycle.
RNA (New York, N.Y.) 2006;12(3):476-87.
2005: Julie A Law; Catherine E Huang; Sean F O'Hearn; Barbara Sollner-Webb
In Trypanosoma brucei RNA editing, band II enables recognition specifically at each step of the U insertion cycle.
Molecular and cellular biology 2005;25(7):2785-94.
2003: Sean F O'Hearn; Catherine E Huang; Michael T Hemann; Alevtina G Zhelonkina; Barbara Sollner-Webb
Trypanosoma brucei RNA editing complex: band II is structurally critical and maintains band V ligase, which is nonessential.
Molecular and cellular biology 2003;23(21):7909-19.
2002: Jorge Cruz-Reyes; Alevtina G Zhelonkina; Catherine E Huang; Barbara Sollner-Webb
Distinct functions of two RNA ligases in active Trypanosoma brucei RNA editing complexes.
Molecular and cellular biology 2002;22(13):4652-60.
2002: Catherine E Huang; Sean F O'Hearn; Barbara Sollner-Webb
Assembly and function of the RNA editing complex in Trypanosoma brucei requires band III protein.
Molecular and cellular biology 2002;22(9):3194-203.
2001: Catherine E Huang; Jorge Cruz-Reyes; Alevtina G Zhelonkina; Sean F O'Hearn; E Wirtz; Barbara Sollner-Webb
Roles for ligases in the RNA editing complex of Trypanosoma brucei: band IV is needed for U-deletion and RNA repair.
The EMBO journal 2001;20(17):4694-703.
2001: LN Rusché; Catherine E Huang; KJ Piller; Michael T Hemann; E Wirtz; Barbara Sollner-Webb
The two RNA ligases of the Trypanosoma brucei RNA editing complex: cloning the essential band IV gene and identifying the band V gene.
Molecular and cellular biology 2001;21(4):979-89.
2001: Jorge Cruz-Reyes; Alevtina G Zhelonkina; Laura N Rusche; Barbara Sollner-Webb
Trypanosome RNA editing: simple guide RNA features enhance U deletion 100-fold.
Molecular and cellular biology 2001;21(3):884-92.
2001: Barbara Sollner-Webb; Jorge Cruz-Reyes; LN Rusché
Direct sizing of RNA fragments using RNase-generated standards.
Methods in enzymology 2001;342():378-83.
2001: Barbara Sollner-Webb; LN Rusché; Jorge Cruz-Reyes
Ribonuclease activities of trypanosome RNA editing complex directed to cleave specifically at a chosen site.
Methods in enzymology 2001;341():154-74.
1998: Jorge Cruz-Reyes; LN Rusché; Barbara Sollner-Webb
Trypanosoma brucei U insertion and U deletion activities co-purify with an enzymatic editing complex but are differentially optimized.
Nucleic acids research 1998;26(16):3634-9.
1998: Jorge Cruz-Reyes; KJ Piller; LN Rusché; M Mukherjee; Barbara Sollner-Webb
Unexpected electrophoretic migration of RNA with different 3' termini causes a RNA sizing ambiguity that can be resolved using nuclease P1-generated sequencing ladders.
Biochemistry 1998;37(17):6059-64.
1998: Jorge Cruz-Reyes; LN Rusché; KJ Piller; Barbara Sollner-Webb
T. brucei RNA editing: adenosine nucleotides inversely affect U-deletion and U-insertion reactions at mRNA cleavage.
Molecular cell 1998;1(3):401-9.
1997: LN Rusché; Jorge Cruz-Reyes; KJ Piller; Barbara Sollner-Webb
Purification of a functional enzymatic editing complex from Trypanosoma brucei mitochondria.
The EMBO journal 1997;16(13):4069-81.
1997: Josiane E Eid; Barbara Sollner-Webb
ST-2, a telomere and subtelomere duplex and G-strand binding protein activity in Trypanosoma brucei.
The Journal of biological chemistry 1997;272(23):14927-36.
1997: I B Lazdins; Michael J Delannoy; Barbara Sollner-Webb
Analysis of nucleolar transcription and processing domains and pre-rRNA movements by in situ hybridization.
Chromosoma 1997;105(7-8):481-95.
1997: KJ Piller; LN Rusché; Jorge Cruz-Reyes; Barbara Sollner-Webb
Resolution of the RNA editing gRNA-directed endonuclease from two other endonucleases of Trypanosoma brucei mitochondria.
RNA (New York, N.Y.) 1997;3(3):279-90.
1996: C A Enright; E S Maxwell; G L Eliceiri; Barbara Sollner-Webb
5'ETS rRNA processing facilitated by four small RNAs: U14, E3, U17, and U3.
RNA (New York, N.Y.) 1996;2(11):1094-9.
1996: E B Mougey; L K Pape; Barbara Sollner-Webb
Virtually the entire Xenopus laevis rDNA multikilobase intergenic spacer serves to stimulate polymerase I transcription.
The Journal of biological chemistry 1996;271(43):27138-45.
1996: Barbara Sollner-Webb
Trypanosome RNA editing: resolved.
Science (New York, N.Y.) 1996;273(5279):1182-3.
1996: Jorge Cruz-Reyes; Barbara Sollner-Webb
Trypanosome U-deletional RNA editing involves guide RNA-directed endonuclease cleavage, terminal U exonuclease, and RNA ligase activities.
Proceedings of the National Academy of Sciences of the United States of America 1996;93(17):8901-6.
1996: Yvonne N Osheim; E B Mougey; J Windle; M Anderson; M O'Reilly; O L Miller; Ann L Beyer; Barbara Sollner-Webb
Metazoan rDNA enhancer acts by making more genes transcriptionally active.
The Journal of cell biology 1996;133(5):943-54.
1996: KJ Piller; LN Rusché; Barbara Sollner-Webb
Trypanosoma brucei RNA editing. A full round of uridylate insertional editing in vitro mediated by endonuclease and RNA ligase.
The Journal of biological chemistry 1996;271(9):4613-9.
1995: Mark Paalman; S L Henderson; Barbara Sollner-Webb
Stimulation of the mouse rRNA gene promoter by a distal spacer promoter.
Molecular and cellular biology 1995;15(8):4648-56.
1995: LN Rusché; KJ Piller; Barbara Sollner-Webb
Guide RNA-mRNA chimeras, which are potential RNA editing intermediates, are formed by endonuclease and RNA ligase in a trypanosome mitochondrial extract.
Molecular and cellular biology 1995;15(6):2933-41.
1995: KJ Piller; C J Decker; LN Rusché; Barbara Sollner-Webb
Trypanosoma brucei mitochondrial guide RNA-mRNA chimera-forming activity cofractionates with an editing-domain-specific endonuclease and RNA ligase and is mimicked by heterologous nuclease and RNA ligase.
Molecular and cellular biology 1995;15(6):2925-32.
1995: KJ Piller; C J Decker; LN Rusché; M E Harris; Stephen L Hajduk; Barbara Sollner-Webb
Editing domains of Trypanosoma brucei mitochondrial RNAs identified by secondary structure.
Molecular and cellular biology 1995;15(6):2916-24.
1995: Josiane E Eid; Barbara Sollner-Webb
ST-1, a 39-kilodalton protein in Trypanosoma brucei, exhibits a dual affinity for the duplex form of the 29-base-pair subtelomeric repeat and its C-rich strand.
Molecular and cellular biology 1995;15(1):389-97.
1994: R P Brun; K Ryan; Barbara Sollner-Webb
Factor C*, the specific initiation component of the mouse RNA polymerase I holoenzyme, is inactivated early in the transcription process.
Molecular and cellular biology 1994;14(7):5010-21.
1993: Barbara Sollner-Webb
Novel intron-encoded small nucleolar RNAs.
Cell 1993;75(3):403-5.
1993: E B Mougey; L K Pape; Barbara Sollner-Webb
A U3 small nuclear ribonucleoprotein-requiring processing event in the 5' external transcribed spacer of Xenopus precursor rRNA.
Molecular and cellular biology 1993;13(10):5990-8.
1993: E B Mougey; M O'Reilly; Yvonne N Osheim; O L Miller; Ann L Beyer; Barbara Sollner-Webb
The terminal balls characteristic of eukaryotic rRNA transcription units in chromatin spreads are rRNA processing complexes.
Genes & development 1993;7(8):1609-19.
1992: M Harris; C Decker; Barbara Sollner-Webb; Stephen L Hajduk
Specific cleavage of pre-edited mRNAs in trypanosome mitochondrial extracts.
Molecular and cellular biology 1992;12(6):2591-8.
1992: Barbara Sollner-Webb
RNA editing. Guides to experiments.
Nature 1992;356(6372):743-4.
1991: Barbara Sollner-Webb
RNA editing.
Current opinion in cell biology 1991;3(6):1056-61.
1991: Josiane E Eid; Barbara Sollner-Webb
Homologous recombination in the tandem calmodulin genes of Trypanosoma brucei yields multiple products: compensation for deleterious deletions by gene amplification.
Genes & development 1991;5(11):2024-32.
1991: Barbara Sollner-Webb; L Pape; K Ryan; E B Mougey; R Poretta; E Nikolov; Mark Paalman; I Lazdins; C Martin
Expression of mouse and frog rRNA genes: transcription and processing.
Molecular and cellular biochemistry 1991;104(1-2):149-54.
1991: Josiane E Eid; Barbara Sollner-Webb
Stable integrative transformation of Trypanosoma brucei that occurs exclusively by homologous recombination.
Proceedings of the National Academy of Sciences of the United States of America 1991;88(6):2118-21.
1991: Barbara Sollner-Webb; E B Mougey
News from the nucleolus: rRNA gene expression.
Trends in biochemical sciences 1991;16(2):58-62.
1991: Nancy Craig; S Kass; Barbara Sollner-Webb
Sequence organization and RNA structural motifs directing the mouse primary rRNA-processing event.
Molecular and cellular biology 1991;11(1):458-67.
1990: S L Henderson; Barbara Sollner-Webb
The mouse ribosomal DNA promoter has more stringent requirements in vivo than in vitro.
Molecular and cellular biology 1990;10(9):4970-3.
1990: S Kass; Barbara Sollner-Webb
The first pre-rRNA-processing event occurs in a large complex: analysis by gel retardation, sedimentation, and UV cross-linking.
Molecular and cellular biology 1990;10(9):4920-31.
1990: C S Pikaard; L K Pape; S L Henderson; K Ryan; Mark Paalman; M A Lopata; Ronald H Reeder; Barbara Sollner-Webb
Enhancers for RNA polymerase I in mouse ribosomal DNA.
Molecular and cellular biology 1990;10(9):4816-25.
1990: C J Decker; Barbara Sollner-Webb
RNA editing involves indiscriminate U changes throughout precisely defined editing domains.
Cell 1990;61(6):1001-11.
1990: S Kass; K Tyc; Joan A Steitz; Barbara Sollner-Webb
The U3 small nucleolar ribonucleoprotein functions in the first step of preribosomal RNA processing.
Cell 1990;60(6):897-908.
1990: A Gabriel; T J Yen; D C Schwartz; C L Smith; Jef Boeke; Barbara Sollner-Webb; Don W Cleveland
A rapidly rearranging retrotransposon within the miniexon gene locus of Crithidia fasciculata.
Molecular and cellular biology 1990;10(2):615-24.
1990: L K Pape; J J Windle; Barbara Sollner-Webb
Half helical turn spacing changes convert a frog into a mouse rDNA promoter: a distant upstream domain determines the helix face of the initiation site.
Genes & development 1990;4(1):52-62.
1990: Joan A Steitz; J P Bruzik; K Tyc; S Kass; Barbara Sollner-Webb
Molecular analyses of the functions of SL and U3 snRNPs.
Molecular biology reports 1990;14(2-3):123.
1989: L K Pape; J J Windle; E B Mougey; Barbara Sollner-Webb
The Xenopus ribosomal DNA 60- and 81-base-pair repeats are position-dependent enhancers that function at the establishment of the preinitiation complex: analysis in vivo and in an enhancer-responsive in vitro system.
Molecular and cellular biology 1989;9(11):5093-104.
1989: J Tower; S L Henderson; K M Dougherty; P J Wejksnora; Barbara Sollner-Webb
An RNA polymerase I promoter located in the CHO and mouse ribosomal DNA spacers: functional analysis and factor and sequence requirements.
Molecular and cellular biology 1989;9(4):1513-25.
1989: S L Henderson; K Ryan; Barbara Sollner-Webb
The promoter-proximal rDNA terminator augments initiation by preventing disruption of the stable transcription complex caused by polymerase read-in.
Genes & development 1989;3(2):212-23.
1988: Valeria Cizewski Culotta; Barbara Sollner-Webb
Sites of topoisomerase I action on X. laevis ribosomal chromatin: transcriptionally active rDNA has an approximately 200 bp repeating structure.
Cell 1988;52(4):585-97.
1988: J Tower; Barbara Sollner-Webb
Polymerase III transcription factor B activity is reduced in extracts of growth-restricted cells.
Molecular and cellular biology 1988;8(2):1001-5.
1988: Barbara Sollner-Webb
Surprises in polymerase III transcription.
Cell 1988;52(2):153-4.
1987: Josiane E Eid; Barbara Sollner-Webb
Efficient introduction of plasmid DNA into Trypanosoma brucei and transcription of a transfected chimeric gene.
Proceedings of the National Academy of Sciences of the United States of America 1987;84(22):7812-6.
1987: Valeria Cizewski Culotta; J K Wilkinson; Barbara Sollner-Webb
Mouse and frog violate the paradigm of species-specific transcription of ribosomal RNA genes.
Proceedings of the National Academy of Sciences of the United States of America 1987;84(21):7498-502.
1987: Sangram S Sisodia; Barbara Sollner-Webb; Don W Cleveland
Specificity of RNA maturation pathways: RNAs transcribed by RNA polymerase III are not substrates for splicing or polyadenylation.
Molecular and cellular biology 1987;7(10):3602-12.
1987: J Tower; Barbara Sollner-Webb
Transcription of mouse rDNA is regulated by an activated subform of RNA polymerase I.
Cell 1987;50(6):873-83.
1987: S Kass; Nancy Craig; Barbara Sollner-Webb
Primary processing of mammalian rRNA involves two adjacent cleavages and is not species specific.
Molecular and cellular biology 1987;7(8):2891-8.
1987: Sangram S Sisodia; D W Cleveland; Barbara Sollner-Webb
A combination of RNase H and S1 nuclease circumvents an artefact inherent to conventional S1 analysis of RNA splicing.
Nucleic acids research 1987;15(5):1995-2011.
1987: Nancy Craig; S Kass; Barbara Sollner-Webb
Nucleotide sequence determining the first cleavage site in the processing of mouse precursor rRNA.
Proceedings of the National Academy of Sciences of the United States of America 1987;84(3):629-33.
1986: S Henderson; Barbara Sollner-Webb
A transcriptional terminator is a novel element of the promoter of the mouse ribosomal RNA gene.
Cell 1986;47(6):891-900.
1986: J J Windle; Barbara Sollner-Webb
Two distant and precisely positioned domains promote transcription of Xenopus laevis rRNA genes: analysis with linker-scanning mutants.
Molecular and cellular biology 1986;6(12):4585-93.
1986: J Tower; Valeria Cizewski Culotta; Barbara Sollner-Webb
Factors and nucleotide sequences that direct ribosomal DNA transcription and their relationship to the stable transcription complex.
Molecular and cellular biology 1986;6(10):3451-62.
1986: M A Lopata; D W Cleveland; Barbara Sollner-Webb
RNA polymerase specificity of mRNA production and enhancer action.
Proceedings of the National Academy of Sciences of the United States of America 1986;83(18):6677-81.
1986: J Windle; Barbara Sollner-Webb
Upstream domains of the Xenopus laevis rDNA promoter are revealed in microinjected oocytes.
Molecular and cellular biology 1986;6(4):1228-34.
1986: Barbara Sollner-Webb; J Tower
Transcription of cloned eukaryotic ribosomal RNA genes.
Annual review of biochemistry 1986;55():801-30.
1985: M A Lopata; Barbara Sollner-Webb; D W Cleveland
Surprising S1-resistant trimolecular hybrids: potential complication in interpretation of S1 mapping analyses.
Molecular and cellular biology 1985;5(10):2842-6.
1985: Valeria Cizewski Culotta; R J Wides; Barbara Sollner-Webb
Eucaryotic transcription complexes are specifically associated in large sedimentable structures: rapid isolation of polymerase I, II, and III transcription factors.
Molecular and cellular biology 1985;5(7):1582-90.
1985: K G Miller; J Tower; Barbara Sollner-Webb
A complex control region of the mouse rRNA gene directs accurate initiation by RNA polymerase I.
Molecular and cellular biology 1985;5(3):554-62.
1984: M A Lopata; D W Cleveland; Barbara Sollner-Webb
High level transient expression of a chloramphenicol acetyl transferase gene by DEAE-dextran mediated DNA transfection coupled with a dimethyl sulfoxide or glycerol shock treatment.
Nucleic acids research 1984;12(14):5707-17.
1984: R Miesfeld; Barbara Sollner-Webb; C Croce; Norman Arnheim
The absence of a human-specific ribosomal DNA transcription factor leads to nucleolar dominance in mouse greater than human hybrid cells.
Molecular and cellular biology 1984;4(7):1306-12.
1983: J A Wilkinson; K G Miller; Barbara Sollner-Webb
Dinucleotide primers facilitate convenient identification of the mouse ribosomal DNA transcription initiation site. A general method for analysis of transcription by RNA polymerases I and III.
The Journal of biological chemistry 1983;258(22):13919-28.
1983: Barbara Sollner-Webb; J A Wilkinson; J Roan; Ronald H Reeder
Nested control regions promote Xenopus ribosomal RNA synthesis by RNA polymerase I.
Cell 1983;35(1):199-206.
1983: V Cizewski; Barbara Sollner-Webb
A stable transcription complex directs mouse ribosomal RNA synthesis by RNA polymerase I.
Nucleic acids research 1983;11(20):7043-56.
1983: Ronald H Reeder; J Wilkinson; A Bakken; G Morgan; S J Busby; J Roan; Barbara Sollner-Webb
Evidence for two functional regions in the Xenopus laevis RNA polymerase I promoter.
Cold Spring Harbor symposia on quantitative biology 1983;47 Pt 2():867-71.
1982: J K Wilkinson; Barbara Sollner-Webb
Transcription of Xenopus ribosomal RNA genes by RNA polymerase I in vitro.
The Journal of biological chemistry 1982;257(23):14375-83.
1982: Barbara Sollner-Webb; Steven L McKnight
Accurate transcription of cloned Xenopus rRNA genes by RNA polymerase I: demonstration by S1 nuclease mapping.
Nucleic acids research 1982;10(11):3391-405.
1982: A Bakken; G Morgan; Barbara Sollner-Webb; J Roan; S Busby; Ronald H Reeder
Mapping of transcription initiation and termination signals on Xenopus laevis ribosomal DNA.
Proceedings of the National Academy of Sciences of the United States of America 1982;79(1):56-60.
1981: K G Miller; Barbara Sollner-Webb
Transcription of mouse rRNA genes by RNA polymerase I: in vitro and in vivo initiation and processing sites.
Cell 1981;27(1 Pt 2):165-74.
1979: Barbara Sollner-Webb; R H Reeder
The nucleotide sequence of the initiation and termination sites for ribosomal RNA transcription in X. laevis.
Cell 1979;18(2):485-99.
1978: Barbara Sollner-Webb; W Melchior; Gary Felsenfeld
DNAase I, DNAase II and staphylococcal nuclease cut at different, yet symmetrically located, sites in the nucleosome core.
Cell 1978;14(3):611-27.
1978: rafael camerini-otero; Barbara Sollner-Webb; Richard H Simon; P Williamson; M Zasloff; Gary Felsenfeld
Nucleosome structure, DNA folding, and gene activity.
Cold Spring Harbor symposia on quantitative biology 1978;42 Pt 1():57-75.
1978: R H Reeder; H L Wahn; P Botchan; R Hipskind; Barbara Sollner-Webb
Ribosomal genes and their proteins from Xenopus.
Cold Spring Harbor symposia on quantitative biology 1978;42 Pt 2():1167-77.
1977: R H Reeder; Barbara Sollner-Webb; H L Wahn
Sites of transcription initiation in vivo on Xenopus laevis ribosomal DNA.
Proceedings of the National Academy of Sciences of the United States of America 1977;74(12):5402-6.
1977: Barbara Sollner-Webb; Gary Felsenfeld
Pancreatic DNAase cleavage sites in nuclei.
Cell 1977;10(3):537-47.
1976: Barbara Sollner-Webb; rafael camerini-otero; Gary Felsenfeld
Chromatin structure as probed by nucleases and proteases: evidence for the central role of histones H3 and H4.
Cell 1976;9(1):179-93.
1976: rafael camerini-otero; Barbara Sollner-Webb; Gary Felsenfeld
The organization of histones and DNA in chromatin: evidence for an arginine-rich histone kernel.
Cell 1976;8(3):333-47.
1976: Gary Felsenfeld; Barbara Sollner-Webb; D Camerini-Otero; W Melchior
Organization of proteins in chromatin.
The symposium / The Society for Developmental Biology. Society for Developmental Biology. Symposium 1976;(34):3-13.
1975: Barbara Sollner-Webb; Gary Felsenfeld
A comparison of the digestion of nuclei and chromatin by staphylococcal nuclease.
Biochemistry 1975;14(13):2915-20.
1974: Richard Axel; W Melchior; Barbara Sollner-Webb; Gary Felsenfeld
Specific sites of interaction between histones and DNA in chromatin.
Proceedings of the National Academy of Sciences of the United States of America 1974;71(10):4101-5.