WebMay 1, 2009 · Chromopyrrolic acid (CPA) oxidation by cytochrome P450 StaP is a key process in the biosynthesis of antitumor drugs (Onaka, H.; Taniguchi, S.; Igarashi, Y.; Furumai, T. Biosci. Biotechnol.... WebMolecules 2024, 25, 256 8 of 16 Gene expression elucidated that 3 is solely required by the tetrameric hemoprotein StaD or RebD for the production of the chromopyrrolic acid 4 in staurosporine or rebeccamycin biosynthesis [45,49], contrary to the previous reports that both 2 and 3 are the precursors for the coupling reaction to yield 4 [38,45].

Electron Transfer Activation of Chromopyrrolic Acid by

WebApr 5, 2012 · Chromopyrrolic acid-soaked RebC-10x with bound 7-carboxy-K252c. PDB DOI: 10.2210/pdb4EIQ/pdb; Classification: Oxidoreductase/Oxidoreductase inhibitor; … WebA pair of genes (vioAB), responsible for the earliest steps in violacein biosynthesis, was functionally equivalent to the homologous pair in the indolocarbazole … green gloss paint colours

Crystallographic trapping in the rebeccamycin biosynthetic

WebJun 6, 2007 · Crystal structures and catalytic mechanism of cytochrome P450 StaP that produces the indolocarbazole skeleton. Staurosporine isolated from Streptomyces sp. … WebSep 25, 2007 · The biosynthesis of rebeccamycin, an antitumor compound, involves the remarkable eight-electron oxidation of chlorinated chromopyrrolic acid. Although one rebeccamycin biosynthetic enzyme is capable of generating low levels of the eight-electron oxidation product on its own, a second protein, RebC, is required to accelerate product … WebCatalytic Mechanism and Relevance to Cytochrome cPeroxidase. In theP450reactioncycle(SIFig.7A),theferricenzymefirstbinds the substrate and initiates a … green glow boiler company