Genetic analysis of the signal-sensing region of the histidine protein kinase VirA of Agrobacterium tumefaciens

Molecular and General Genetics

Volumn 263, Issue 6, 2000, Pages 939-947

  Toyoda Yamamoto, A ^a   Shimoda, N ^a   Machida, Y ^a  

^a NAGOYA UNIVERSITY   (Japan)

Author keywords

Agrobacterium tumefaciens; Expression of vir genes; Histidineprotein kinase VirA; Intermolecular phosphorylation; Signal transduction

Indexed keywords

PROTEIN HISTIDINE KINASE;

AGRICULTURE; ARTICLE; GENE EXPRESSION; GENETIC ANALYSIS; NONHUMAN; PRIORITY JOURNAL; PROTEIN PHOSPHORYLATION; RHIZOBIUM RADIOBACTER; SIGNAL TRANSDUCTION;

AGROBACTERIUM TUMEFACIENS;

EID: 0033794793     PISSN: 00268925     EISSN: None     Source Type: Journal    
DOI: 10.1007/PL00008694     Document Type: Article

References (44)

1. Glu-255 outside the predicted ChvE binding site in VirA is crucial for sugar enhancement of acetosyringone perception by Agrobacterium tumefaciens
2. Sugars induce the Agrobacterium virulence genes through a periplasmic binding protein and a transmembrane signal protein
3. Functional roles assigned to the periplasmic, linker and receiver domains of the Agrobacterium tumefaciens VirA protein
4. DNA transfer from Agrobacterium to plant cells in crown gall tumor disease
5. Mutational analysis of the input domain of the VirA protein of Agrobacterium tumefaciens
6. Functional analysis of the VirG-like domain contained in the Agrobacterium VirA protein that senses plant factors
7. Characterization of the virA gene of the agropine-type plasmid pRiA4 of Agrobacterium rhizogenes
8. Ti plasmid and chromosomally encoded two-component systems important in plant cell transformation by Agrobacterium species
9. Demonstration of dimer formation of the cytoplasmic domain of a transmembrane osmosensor protein, EnvZ, of Escherichia coli using Ni-histidine tag affinity chromatography
10. Site-directed mutagenesis by overlap extension using the polymerase chain reaction
11. The virulence system of Agrobacterium tumefaciens
12. VirA, a coregulator of Ti-specified virulence genes, is phosphorylated in vitro
13. The VirA protein of Agrobacterium tumefaciens is autophosphorylated and is essential for vir gene regulation
14. Complementation analysis of Agrobacterium tumefaciens Ti plasmid mutations affecting oncogenicity
15. Characterization of the virA locus of Agrobacterium tumefaciens: A transcriptional regulator and host range determinant
16. Nucleotide sequence of the insertion sequence found in the T-DNA region of mutant Ti plasmid pTiA66 and distribution of its homologues in octopine Ti plasmid
17. Molecular interactions between Agrobacterium and plant cells
18. The Agrobacterium tumefaciens vir gene transcriptional activator virG is transcriptionally induced by acid pH and other stress stimuli
19. Molecular characterization of the virulence gene virA of the Agrobacterium tumefaciens octopine Ti plasmid
20. Membrane topology and functional analysis of the sensory protein VirA of Agrobacterium tumefaciens
21. Three-dimensional structures of the ligand-binding domain of the bacterial aspartate receptor with and without a ligand
22. Characterization of the virA virulence gene of the nopaline plasmid, pTiC58, of Agrobacterium tumefaciens
23. 11 or NtrB): trans-phosphorylation between subunits
24. Right-hand border regions of octopine T-DNA are recognized by RNA polymerase of Agrobacterium as well as by VirD1 and VirD2 proteins
25. Preformed dimeric state of the sensor protein VirA is involved in plant-Agrobacterium signal transduction
26. Regulation of the vir genes of Agrobacterium tumefaciens plasmid pTiC58
27. Control of expression of Agrobacterium vir genes by synergistic actions of phenolic signal molecules and monosaccharides
28. Genetic evidence for an interaction between the VirA sensor protein and the ChvE sugar-binding protein of Agrobacterium
29. Specificity of signal compounds detected by Agrobacterium tumefaciens
30. Identification of the signal molecules produced by wounded plant cells that activate T-DNA transfer in Agrobacterium tumefaciens
31. A plant cell factor induces Agrobacterium tumefaciens vir gene expression
32. Dimerization is required for the activity of the protein histidine kinase CheA that mediates signal transduction in bacterial chemotaxis
33. Intermolecular complementation of the kinase activity of CheA
34. Environmental conditions differentially affect vir gene induction in different Agrobacterium strains. Role of the VirA sensor protein
35. The virA promoter is a host-range determinant in Agrobacterium tumefaciens
36. The chimeric VirA-Tar receptor protein is locked into a highly responsive state
37. Localization of the VirA domain involved in acetosyringone-mediated vir gene induction in Agrobacterium tumefaciens
38. Transcriptional regulation of the virA and virG genes of Agrobacterium tumefaciens
39. A protein required for transcriptional regulation of Agrobacterium virulence genes spans the cytoplasmic membrane
40. The short form of the CheA protein restores kinase activity and chemotactic ability to kinase-deficient mutants
41. The membrane-located osmosensory kinase, EnvZ, that contains a leucine zipper-like motif functions as a dimer in Escherichia coli
42. Intermolecular complementation between two defective mutant signal-transducing receptors of Escherichia coli
43. The three-dimensional structure of the Iigand-binding domain of a wild-type bacterial chemotaxis receptor