1nqw

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Crystal Structure of Lumazine Synthase from Aquifex aeolicus in Complex with Inhibitor: 5-(6-D-ribitylamino-2,4(1H,3H)pyrimidinedione-5-yl)-1-pentyl-phosphonic acidCrystal Structure of Lumazine Synthase from Aquifex aeolicus in Complex with Inhibitor: 5-(6-D-ribitylamino-2,4(1H,3H)pyrimidinedione-5-yl)-1-pentyl-phosphonic acid

Structural highlights

1nqw is a 5 chain structure with sequence from Aquifex aeolicus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.2Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

RISB_AQUAE Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2-butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin.[1] [2]

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

References

  1. ↑ Haase I, Mortl S, Kohler P, Bacher A, Fischer M. Biosynthesis of riboflavin in archaea. 6,7-dimethyl-8-ribityllumazine synthase of Methanococcus jannaschii. Eur J Biochem. 2003 Mar;270(5):1025-32. PMID:12603336
  2. ↑ Zhang X, Meining W, Fischer M, Bacher A, Ladenstein R. X-ray structure analysis and crystallographic refinement of lumazine synthase from the hyperthermophile Aquifex aeolicus at 1.6 A resolution: determinants of thermostability revealed from structural comparisons. J Mol Biol. 2001 Mar 9;306(5):1099-114. PMID:11237620 doi:10.1006/jmbi.2000.4435

1nqw, resolution 2.20Å

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