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(-)Asym./Biol. Unit
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(-) Description

Title :  CRYSTALLOGRAPHIC AND ENZYMATIC STUDIES OF AN ACTIVE SITE VARIANT H187Q OF ESCHERICHIA COLI URACIL DNA GLYCOSYLASE: CRYSTAL STRUCTURES OF MUTANT H187Q AND ITS URACIL COMPLEX
 
Authors :  G. Xiao, M. Tordova, A. C. Drohat, J. Jagadeesh, J. T. Stivers, G. L. Gill
Date :  27 Dec 98  (Deposition) - 23 Jul 99  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.40
Chains :  Asym./Biol. Unit :  A
Keywords :  Glycosylase, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. C. Drohat, G. Xiao, M. Tordova, J. Jagadeesh, K. W. Pankiewicz, K. A. Watanabe, G. L. Gilliland, J. T. Stivers
Heteronuclear Nmr And Crystallographic Studies Of Wild-Type And H187Q Escherichia Coli Uracil Dna Glycosylase: Electrophilic Catalysis Of Uracil Expulsion By A Neutral Histidine 187.
Biochemistry V. 38 11876 1999
PubMed-ID: 10508390  |  Reference-DOI: 10.1021/BI9910880

(-) Compounds

Molecule 1 - PROTEIN (GLYCOSYLASE)
    Chains: A
    EC Number: 3.2.2.3
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Gene: UNG
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 37762
    Other Details: SIGMA CHEMICAL
    Strain: B
    Synonym: UDG, UNG

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 4EUG)

(-) Sites  (0, 0)

(no "Site" information available for 4EUG)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4EUG)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Tyr A:38 -Pro A:39

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4EUG)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4EUG)

(-) Exons   (0, 0)

(no "Exon" information available for 4EUG)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:225
                                                                                                                                                                                                                                                                 
               SCOP domains d4euga_ A: Uracil-DNA glycosylase                                                                                                                                                                                                 SCOP domains
               CATH domains 4eugA00 A:5-229 Uracil-DNA Glycosylase, subunit E                                                                                                                                                                                 CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhh..hhh.hhhhhhhhhhhhhhh........hhh..hhhhh..hhh..eeeee........................hhhhhhhhhhhhh............hhhhhh.eeeee.................hhhhhhhhhhhhhhh....eeeee.hhhhhh.........eeeee.......hhh......hhhhhhhhhhh................. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4eug A   5 LTWHDVLAEEKQQPYFLNTLQTVASERQSGVTIYPPQKDVFNAFRFTELGDVKVVILGQDPYHGPGQAHGLAFSVRPGIAIPPSLLNMYKELENTIPGFTRPNHGYLESWARQGVLLLNTVLTVRAGQAHSHASLGWETFTDKVISLINQHREGVVFLLWGSHAQKKGAIIDKQRHHVLKAPQPSPLSAHRGFFGCNHFVLANQWLEQHGETPIDWMPVLPAESE 229
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224
   Legend:   → Mismatch (orange background)
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  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4EUG)

(-) Gene Ontology  (10, 10)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Tyr A:38 - Pro A:39   [ RasMol ]  
 

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        UNG_ECOLI | P12295: 1eug 1eui 1flz 1lqg 1lqj 1lqm 1uug 2eug 2uug 3eug 3uf7 5eug

(-) Related Entries Specified in the PDB File

2eug 3eug 5eug