4l5n

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Crystallographic Structure of HHV-1 Uracil-DNA Glycosylase complexed with the Bacillus phage PZA inhibitor protein p56

Structural highlights

4l5n is a 6 chain structure with sequence from Bacillus phage PZA and Human alphaherpesvirus 1 strain 17. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.16Å
Ligands:ACT
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

UNG_HHV11 Excises uracil residues from the DNA which can arise as a result of misincorporation of dUMP residues by DNA polymerase or deamination of cytosine. Therefore may reduce deleterious uracil incorporation into the viral genome, particularly, in terminally differentiated neurons which lack DNA repair enzymes.[1] [2]

See Also

References

  1. Savva R, Pearl LH. Nucleotide mimicry in the crystal structure of the uracil-DNA glycosylase-uracil glycosylase inhibitor protein complex. Nat Struct Biol. 1995 Sep;2(9):752-7. PMID:7552746
  2. Krusong K, Carpenter EP, Bellamy SR, Savva R, Baldwin GS. A comparative study of uracil-DNA glycosylases from human and herpes simplex virus type 1. J Biol Chem. 2006 Feb 24;281(8):4983-92. Epub 2005 Nov 22. PMID:16306042 doi:http://dx.doi.org/10.1074/jbc.M509137200

Contents


PDB ID 4l5n

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