STRINGSTRING
STRING protein interaction network
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.
Node Color
colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
Node Content
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.
Knowledge-based Evidence
from curated databases
textmining
Assay-based Predictions
experimentally determined
co-expression
Genomic Predictions
gene neighborhood
gene co-occurrence
gene fusions
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[Homology]
Score
ubiA4-hydroxybenzoate octaprenyltransferase; Catalyzes the prenylation of para-hydroxybenzoate (PHB) with an all-trans polyprenyl group. Mediates the second step in the final reaction sequence of ubiquinone-8 (UQ-8) biosynthesis, which is the condensation of the polyisoprenoid side chain with PHB, generating the first membrane-bound Q intermediate 3-octaprenyl-4-hydroxybenzoate. (287 aa)    
Predicted Functional Partners:
ubiC
Putative chorismate:pyruvate lyase; Removes the pyruvyl group from chorismate, with concomitant aromatization of the ring, to provide 4-hydroxybenzoate (4HB) for the ubiquinone pathway; Belongs to the UbiC family.
    
 0.979
yigC
3-polyprenyl-4-hydroxybenzoate decarboxylase and related dec; Catalyzes the decarboxylation of 3-octaprenyl-4-hydroxy benzoate to 2-octaprenylphenol, an intermediate step in ubiquinone biosynthesis.
 
  
 0.973
ubiX
3-octaprenyl-4-hydroxybenzoate carboxy-lyase; Flavin prenyltransferase that catalyzes the synthesis of the prenylated FMN cofactor (prenyl-FMN) for 4-hydroxy-3-polyprenylbenzoic acid decarboxylase UbiD. The prenyltransferase is metal-independent and links a dimethylallyl moiety from dimethylallyl monophosphate (DMAP) to the flavin N5 and C6 atoms of FMN; Belongs to the UbiX/PAD1 family.
 
  
 0.932
ispB
Octaprenyl-diphosphate synthase; Polyprenyl synthetase,82% identity to TrEMBL;Q5P1Y1. Has Pfam;PF00348, Polyprenyl synthetase.(IPR000092,Polyprenyl_synt)A variety of isoprenoid compounds are synthesized by various organisms. For example in eukaryotes the isoprenoid biosynthetic pathway is responsible for the synthesis of a variety of end products including cholesterol, dolichol, ubiquinone or coenzyme Q. In bacteria this pathway leads to the synthesis of isopentenyl tRNA, isoprenoid quinones, and sugar carrier lipids. Among the enzymes that participate in that pathway, are a number of [...]
 
 
 0.928
ubiG
3-demethylubiquinone-9 3-O-methyltransferase; O-methyltransferase that catalyzes the 2 O-methylation steps in the ubiquinone biosynthetic pathway; Belongs to the methyltransferase superfamily. UbiG/COQ3 family.
 
 0.805
azo0723
Putative monoxygenase. Pfam: Monoxygenase InterPro: Aromatic-ring hydroxylase (flavoprotein monoxygenase); High confidence in function and specificity.
  
  
 0.763
ubiH
Probable 2-octaprenyl-6-methoxyphenol hydroxylase oxidoreductase protein; ubiH; aromatic-ring hydroxylase (flavoprotein monooxygenase) Oxygenase that introduces the hydroxyl group at carbon four of 2-octaprenyl-6-methoxyphenol resulting in the formation of 2-octaprenyl-6-methoxy-1,4-benzoquinone. Ubiquinone biosynthesis pathway, by similarity; High confidence in function and specificity.
  
  
 0.739
azo0476
Conserved hypothetical endoribonuclase L-PSP. Homology to orf1 of A. vineladii of 74% (sprot|YVN1_AZOVI(SRS)) This protein was described initially as an inhibitor of protein synthesis intiation but is now viewed as an endoribonuclease active on single-stranded mRNA. The cleavage of mRNA is responsible for the inhibition of protein synthesis. A role in purine regulation has also been suggested. Tigrfam: Endoribonuclease L-PSP, putative Pfam: Endoribonuclease L-PSP (=YipgF family) no TMHs weak indication for signal peptide; Conserved hypothetical protein.
    
  0.705
azo3595
Hypothetical protein predicted by Glimmer/Critica.
  
 0.666
recG
ATP-dependent DNA helicase; Critical role in recombination and DNA repair. Helps process Holliday junction intermediates to mature products by catalyzing branch migration. Has a DNA unwinding activity characteristic of a DNA helicase with a 3'- to 5'- polarity. Unwinds branched duplex DNA (Y- DNA); Belongs to the helicase family. RecG subfamily.
     
 0.655
Your Current Organism:
Azoarcus sp. BH72
NCBI taxonomy Id: 62928
Other names: A. sp. BH72
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