FIELD: technological processes.
SUBSTANCE: protein variants are suggested that possess lysozyme activity. Protein-based antibacterial substance is described. DNA molecule is discovered that codes the specified protein, and also procariotic cell is discovered that contained the specified DNA molecule. Method is described to prepare protein with the help of procariotic cell.
EFFECT: simplifies preparation of antibacterial substance in commercially significant volumes.
13 cl, 3 ex
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