Barnase

Barnase (BA, BActerial RiboNucleASE) is a bacterial ribonuclease synthesized and secreted by the bacterium Bacillus amyloliquefaciens. The inhibitor barstar (BST) binds to it very tightly and prevents it from digestion of the cell’s RNA.

3D Structures of Barnase3D Structures of Barnase

Updated on 18-November-2014

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• Barnase
  • 3kch, 2f4y – BA cross-linked
    
  • 2f56 - BA cross-linked + urea
    
  • 2f5w - BA cross-linked + thiourea
    
  • 2f5m - BA cross-linked + Bromo-ethanol
    
  • 1fw7, 1bnr – BA - NMR
    
  • 2kf3 – BA (mutant) – NMR
    
  • 2kf4, 1b2x, 1a2p, 1bni, 1bnj – BA
    
  • 1yvs – BA domain swapped
    
  • 1b20, 1b21, 1b2z, 1bne, 1bnf, 1bng, 1brh, 1bri, 1brj, 1brk, 1bns, 1brg, 1bsa, 1bsb, 1bsc, 1bsd, 1bse, 1ban, 1bao – BA (mutant)
    
  • 2kf5, 2kf6, 1brn, 1rnb – BA + polynucleotide
• Barnase + BST
  • 3da7 - BA (mutant) + BST
    
  • 2za4, 1brs, 1bgs – BA + BST
    
  • 1x1u, 1x1w, 1x1x, 1x1y, 1b27, 1b2u – BA + BST (mutant)
    
  • 1b3s, 1b2s - BA (mutant) + BST (mutant)
    
  • 2c4b – BA/MCOEETI (mutant)