Barstar

File:2hxx.png

Crystal Structure of Barstar complex with amino tryptophan 2hxx

Barstar (BST) is an inhibitor synthesized and secreted by the bacterium Bacillus amyloliquefaciens. It binds to the ribonuclease barnase (BA) very tightly and prevents it from digestion of the cell’s RNA.

3D Structures of Barstar3D Structures of Barstar

Updated on 18-November-2014

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• Barstar
  • 2hxx, 2cx6 – BST
    
  • 1a19 – BST (mutant)
    
  • 1l1k, 1bta, 1btb – BST – NMR
    
  • 1ab7 - BST (mutant) - NMR
• Barstar + barnase
  • 3da7 – BST + BA (mutant)
    
  • 2za4, 1brs, 1bgs – BST + BA
    
  • 1x1u, 1x1w, 1x1x, 1x1y, 1b27, 1b2u – BST (mutant) + BA
    
  • 1b3s, 1b2s - BST (mutant) + BA (mutant)
    
  • 1ay7 – BST + guanyl-specific RNase SA – Streptomyces aureofaciens