Literature DB >> 8387832

DNA sequence and transcript analysis of transposon MuA2, a regulator of Mutator transposable element activity in maize.

M G James1, M J Scanlon, M Qin, D S Robertson, A M Myers.   

Abstract

The 4942 bp DNA sequence of Zea mays transposon MuA2 was determined. Previous evidence indicated MuA2 controls activity of the Mu1 transposon located in the mutable allele a1-mum2. MuA2 contains two large, ATG-initiated open reading frames (ORFs) of 612 and 232 codons, respectively, located on opposite strands. MuA2 produces two transcripts, each containing one of these ORFs. Four different tandem direct repeat sequences are located downstream of the 612 codon ORF. The restriction map of MuA2 is identical to that of transposon MuR1, which also is known to regulate mutability of a1-mum2. Furthermore, except for a single nucleotide, MuA2 is identical to the Mutator element Mu9.

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Year:  1993        PMID: 8387832     DOI: 10.1007/bf00023614

Source DB:  PubMed          Journal:  Plant Mol Biol        ISSN: 0167-4412            Impact factor:   4.076


  5 in total

1.  A transcript identified by MuA of maize is associated with Mutator activity.

Authors:  M M Qin; A H Ellingboe
Journal:  Mol Gen Genet       Date:  1990-12

2.  Cloning of the Mutator transposable element MuA2, a putative regulator of somatic mutability of the a1-Mum2 allele in maize.

Authors:  M M Qin; D S Robertson; A H Ellingboe
Journal:  Genetics       Date:  1991-11       Impact factor: 4.562

3.  Mutator activity in maize correlates with the presence and expression of the Mu transposable element Mu9.

Authors:  R J Hershberger; C A Warren; V Walbot
Journal:  Proc Natl Acad Sci U S A       Date:  1991-11-15       Impact factor: 11.205

4.  Identification of a regulatory transposon that controls the Mutator transposable element system in maize.

Authors:  P Chomet; D Lisch; K J Hardeman; V L Chandler; M Freeling
Journal:  Genetics       Date:  1991-09       Impact factor: 4.562

5.  Genetic regulation of somatic mutability of two Mu-induced a1 mutants of maize.

Authors:  D S Robertson; P S Stinard
Journal:  Theor Appl Genet       Date:  1992-06       Impact factor: 5.699

  5 in total
  14 in total

1.  Expression and post-transcriptional regulation of maize transposable element MuDR and its derivatives.

Authors:  G N Rudenko; V Walbot
Journal:  Plant Cell       Date:  2001-03       Impact factor: 11.277

2.  The late developmental pattern of Mu transposon excision is conferred by a cauliflower mosaic virus 35S -driven MURA cDNA in transgenic maize.

Authors:  M N Raizada; V Walbot
Journal:  Plant Cell       Date:  2000-01       Impact factor: 11.277

3.  Mutator-suppressible alleles of rough sheath1 and liguleless3 in maize reveal multiple mechanisms for suppression.

Authors:  L Girard; M Freeling
Journal:  Genetics       Date:  2000-01       Impact factor: 4.562

4.  Alternative transcription initiation sites and polyadenylation sites are recruited during Mu suppression at the rf2a locus of maize.

Authors:  Xiangqin Cui; An-Ping Hsia; Feng Liu; Daniel A Ashlock; Roger P Wise; Patrick S Schnable
Journal:  Genetics       Date:  2003-02       Impact factor: 4.562

5.  Transcriptionally active MuDR, the regulatory element of the mutator transposable element family of Zea mays, is present in some accessions of the Mexican land race Zapalote chico.

Authors:  M de la Luz Gutiérrez-Nava; C A Warren; P León; V Walbot
Journal:  Genetics       Date:  1998-05       Impact factor: 4.562

6.  Characterization of the major transcripts encoded by the regulatory MuDR transposable element of maize.

Authors:  R J Hershberger; M I Benito; K J Hardeman; C Warren; V L Chandler; V Walbot
Journal:  Genetics       Date:  1995-07       Impact factor: 4.562

7.  DNA sequence analyses support the role of interrupted gap repair in the origin of internal deletions of the maize transposon, MuDR.

Authors:  A P Hsia; P S Schnable
Journal:  Genetics       Date:  1996-02       Impact factor: 4.562

8.  Phenotypic analysis and molecular cloning of discolored-1 (dsc1), a maize gene required for early kernel development.

Authors:  M J Scanlon; A M Myers
Journal:  Plant Mol Biol       Date:  1998-06       Impact factor: 4.076

9.  Functional analysis of deletion derivatives of the maize transposon MuDR delineates roles for the MURA and MURB proteins.

Authors:  D Lisch; L Girard; M Donlin; M Freeling
Journal:  Genetics       Date:  1999-01       Impact factor: 4.562

10.  Sense and antisense transcripts of the maize MuDR regulatory transposon localized by in situ hybridization.

Authors:  P Joanin; R J Hershberger; M I Benito; V Walbot
Journal:  Plant Mol Biol       Date:  1997-01       Impact factor: 4.076

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