3h5y

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Norovirus polymerase+primer/template+CTP complex at 6 mM MnCl2Norovirus polymerase+primer/template+CTP complex at 6 mM MnCl2

Structural highlights

3h5y is a 3 chain structure with sequence from Norwalk virus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.77Å
Ligands:, ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

Q70ET3_9CALI

Evolutionary Conservation

 

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

Publication Abstract from PubMed

Crystal structures of a genogroup II.4 human norovirus polymerase bound to an RNA primer-template duplex and the substrate analogue 2'-amino-2'-deoxycytidine-5'-triphosphate have been determined to 1.8 A resolution. The alteration of the substrate-binding site that is required to accommodate the 2'-amino group leads to a rearrangement of the polymerase active site and a disruption of the coordination shells of the active-site metal ions. The mode of binding seen for 2'-amino-2'-deoxycytidine-5'-triphosphate suggests a novel molecular mechanism of inhibition that may be exploited for the design of inhibitors targeting viral RNA polymerases.

Binding of 2'-amino-2'-deoxycytidine-5'-triphosphate to norovirus polymerase induces rearrangement of the active site.,Zamyatkin DF, Parra F, Machin A, Grochulski P, Ng KK J Mol Biol. 2009 Jul 3;390(1):10-6. Epub 2009 May 5. PMID:19426741[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Zamyatkin DF, Parra F, Machin A, Grochulski P, Ng KK. Binding of 2'-amino-2'-deoxycytidine-5'-triphosphate to norovirus polymerase induces rearrangement of the active site. J Mol Biol. 2009 Jul 3;390(1):10-6. Epub 2009 May 5. PMID:19426741 doi:10.1016/j.jmb.2009.04.069

3h5y, resolution 1.77Å

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