Short summary
According to publication, the S. rochei cluster can produce several variants of streptothricin (F, D, E, C), but the PubChem compound shows only one (ST-A). PubChem numbers:
ST-F: 197034
ST-E: 160718
ST-D: 49852376
ST-C: 165157
Literature references
(same as in MIBiG): Maruyama, C., Toyoda, J., Kato, Y. et al. A stand-alone adenylation domain forms amide bonds in streptothricin biosynthesis. Nat Chem Biol 8, 791–797 (2012). https://doi.org/10.1038/nchembio.1040
MIBiG ID BGC0000432
Short summary According to publication, the S. rochei cluster can produce several variants of streptothricin (F, D, E, C), but the PubChem compound shows only one (ST-A). PubChem numbers:
Literature references (same as in MIBiG): Maruyama, C., Toyoda, J., Kato, Y. et al. A stand-alone adenylation domain forms amide bonds in streptothricin biosynthesis. Nat Chem Biol 8, 791–797 (2012). https://doi.org/10.1038/nchembio.1040