Identification of a DNA-contacting surface in the transcription factor sigma-54.
about
Protein crosslinking studies suggest that Rhizobium meliloti C4-dicarboxylic acid transport protein D, a sigma 54-dependent transcriptional activator, interacts with sigma 54 and the beta subunit of RNA polymerase.The bacterial enhancer-dependent sigma(54) (sigma(N)) transcription factorMutant forms of Salmonella typhimurium sigma54 defective in transcription initiation but not promoter binding activityThe amino terminus of Salmonella enterica serovar Typhimurium sigma(54) is required for interactions with an enhancer-binding protein and binding to fork junction DNATranscription initiation-defective forms of sigma(54) that differ in ability To function with a heteroduplex DNA template.DNA-binding determinants of sigma 54 as deduced from libraries of mutationsGenetic analysis of the Rhizobium meliloti nifH promoter, using the P22 challenge phage systemConservation of sigma-core RNA polymerase proximity relationships between the enhancer-independent and enhancer-dependent sigma classes.Multiple pathways to bypass the enhancer requirement of sigma 54 RNA polymerase: roles for DNA and protein determinants.Probing the assembly of transcription initiation complexes through changes in sigmaN protease sensitivity.Two domains within sigmaN (sigma54) cooperate for DNA bindingGenetic regulation of nitrogen fixation in rhizobia.The role of bacterial enhancer binding proteins as specialized activators of σ54-dependent transcriptionThe Azospirillum brasilense rpoN gene is involved in nitrogen fixation, nitrate assimilation, ammonium uptake, and flagellar biosynthesis.Interactions of regulated and deregulated forms of the sigma54 holoenzyme with heteroduplex promoter DNA.Multiple in vivo roles for the -12-region elements of sigma 54 promoters.Regulated communication between the upstream face of RNA polymerase and the beta' subunit jaw domain.Identification of close contacts between the sigma N (sigma 54) protein and promoter DNA in closed promoter complexes.Amino-terminal sequences of sigmaN (sigma54) inhibit RNA polymerase isomerization.Mapping sigma 54-RNA polymerase interactions at the -24 consensus promoter element.Roles for the C-terminal region of sigma 54 in transcriptional silencing and DNA binding.The C-terminal RpoN domain of sigma54 forms an unpredicted helix-turn-helix motif similar to domains of sigma70.Sequences within the DNA cross-linking patch of sigma 54 involved in promoter recognition, sigma isomerization, and open complex formation.Low Resolution Structure of the ς54 Transcription Factor Revealed by X-ray Solution Scattering
P2860
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P2860
Identification of a DNA-contacting surface in the transcription factor sigma-54.
description
1994 nî lūn-bûn
@nan
1994年の論文
@ja
1994年論文
@yue
1994年論文
@zh-hant
1994年論文
@zh-hk
1994年論文
@zh-mo
1994年論文
@zh-tw
1994年论文
@wuu
1994年论文
@zh
1994年论文
@zh-cn
name
Identification of a DNA-contacting surface in the transcription factor sigma-54.
@en
type
label
Identification of a DNA-contacting surface in the transcription factor sigma-54.
@en
prefLabel
Identification of a DNA-contacting surface in the transcription factor sigma-54.
@en
P2093
P2860
P1476
Identification of a DNA-contacting surface in the transcription factor sigma-54.
@en
P2093
Claverie-Martin F
P2860
P304
P356
10.1111/J.1365-2958.1994.TB00303.X
P407
P577
1994-01-01T00:00:00Z