Nodes:
Network nodes represent proteins
splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
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empty nodes:
proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
Edges:
Edges represent protein-protein associations
associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
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from curated databases
textmining
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experimentally determined
co-expression
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gene neighborhood
gene co-occurrence
gene fusions
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toxRCholera toxin transcriptional activator; This transcription activator controls cholera toxin, pilus colonization factor and outer membrane protein expression in V.cholerae. It binds to the 5'-TTTTGAT-3' tandemly repeated DNA sequence in the cholera toxin promoter region. ToxS interacts with the C-terminal periplasmic domain of ToxR, stimulating its activity. It activates transcription at the promoters for tcpI and tcpA and this is presumably via ToxT. (294 aa)    
Predicted Functional Partners:
toxS
Regulatory protein ToxS; Interacts with ToxR and stimulates its activity.
   
 0.999
ompU
Outer membrane protein OmpU; Forms pores that allow passive diffusion of small molecules across the outer membrane.
  
   
 0.984
tcpP
Toxin co-regulated pilus biosynthesis protein P; Involved in TCP pilus biogenesis.
    
 
 0.966
rpoA
DNA-directed RNA polymerase, alpha subunit; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.
    
 
 0.947
rpoD
RNA polymerase sigma factor RpoD; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is the primary sigma factor during exponential growth.
    
 
 0.923
tcpN
TCP pilus virulence regulatory protein; Probable regulatory protein for the tcp operon.
      
 0.897
rpoB
DNA-directed RNA polymerase, beta subunit; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.
    
 
 0.866
ctxA
Cholera enterotoxin, A subunit; The A1 chain catalyzes the ADP-ribosylation of Gs alpha, a GTP-binding regulatory protein, to activate the adenylate cyclase. This leads to an overproduction of cAMP and eventually to a hypersecretion of chloride and bicarbonate followed by water, resulting in the characteristic cholera stool. The A2 chain tethers A1 to the pentameric ring.
      
 0.845
rpoC
DNA-directed RNA polymerase, beta' subunit; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.
    
   0.800
VC_0982
Selenoprotein W-related protein; Similar to SP:O19097; identified by sequence similarity; putative.
       0.792
Your Current Organism:
Vibrio cholerae
NCBI taxonomy Id: 243277
Other names: V. cholerae O1 biovar El Tor str. N16961, Vibrio cholerae El Tor N16961, Vibrio cholerae O1 biovar El Tor str. N16961, Vibrio cholerae O1 biovar eltor str. N16961, Vibrio cholerae serotype O1 biotype El Tor strain N16961, Vibrio cholerae serotype O1 biotype ElTor strain N16961
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