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IspG containing 4Fe4S cluster complex with MEcPP, MES, K+ (purple) and Cl- (green) ions (PDB entry 4g9p)

3D Structures of IspG

Updated on 30-November-2017

3noy – IspG – Aquifex aeolicus
4mwa – IspG – Bacillus anthracis
2y0f – TtIspG – Thermus thermophilus
4s38, 4g9p – TtIspG + MEcPP
4s39, 4s23 – TtIspG + HMBPP
4s3a, 4s3b, 4s3c – TtIspG + intermediate
4s3c – TtIspG + PPi
4s3e, 4s3f – TtIspG + inhibitor


  1. Lee M, Grawert T, Quitterer F, Rohdich F, Eppinger J, Eisenreich W, Bacher A, Groll M. Biosynthesis of Isoprenoids: Crystal Structure of the [4Fe-4S] Cluster Protein IspG. J Mol Biol. 2010 Oct 7. PMID:20932974 doi:10.1016/j.jmb.2010.09.050
  2. Liu YL, Guerra F, Wang K, Wang W, Li J, Huang C, Zhu W, Houlihan K, Li Z, Zhang Y, Nair SK, Oldfield E. Structure, function and inhibition of the two- and three-domain 4Fe-4S IspG proteins. Proc Natl Acad Sci U S A. 2012 May 29;109(22):8558-63. doi:, 10.1073/pnas.1121107109. Epub 2012 May 14. PMID:22586085 doi:

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