Octicidine is derived from phaseolotoxin by the removal of C-terminal dipeptide. It is a transition state analog that irreversibly suppresses ornithine carbamoyltransferase.
Tyrocidine complex is a mixture of cyclic decapeptides originally isolated from B. brevis. It is active against Gram-positive and Gram-negative bacteria. It forms a complex with single- and double-stranded DNA to inhibit RNA synthesis.
Mead acid (Standard) 是一种可用于分析的标准物质,通常用作 Mead acid 的研究和分析中参考的标准样品。Mead acid, also known as 5,8,11-Eicosatrienoic acid, is an unsaturated fatty acid belonging to the Omega-9 series. It serves as an indicator of deficiency in essential fatty acids.