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(-) Description

Title :  CRYSTAL STRUCTURE OF CATALYTIC CORE DOMAIN OF BIV INTEGRASE IN CRYSTAL FORM I
 
Authors :  Y. Shen
Date :  06 Nov 09  (Deposition) - 22 Sep 10  (Release) - 28 Mar 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.45
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  A  (2x)
Keywords :  Beta-Strands Flanked By Alpha-Helices, Dna Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  X. Yao, S. Fang, W. Qiao, Y. Geng, Y. Shen
Crystal Structures Of Catalytic Core Domain Of Biv Integrase: Implications For The Interaction Between Integrase And Target Dna
Protein Cell V. 1 363 2010
PubMed-ID: 21203948  |  Reference-DOI: 10.1007/S13238-010-0047-5

(-) Compounds

Molecule 1 - INTEGRASE
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET32A
    Expression System Taxid562
    Expression System Vector TypePLASMID
    FragmentCATALYTIC CORE DOMAIN
    GeneGAG-POL
    Organism CommonBIV
    Organism ScientificBOVINE IMMUNODEFICIENCY VIRUS
    Organism Taxid417296
    StrainR29
    SynonymIN

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (1x)A
Biological Unit 2 (2x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 5)

Asymmetric Unit (1, 5)
No.NameCountTypeFull Name
1NO35Ligand/IonNITRATE ION
Biological Unit 1 (1, 5)
No.NameCountTypeFull Name
1NO35Ligand/IonNITRATE ION
Biological Unit 2 (1, 10)
No.NameCountTypeFull Name
1NO310Ligand/IonNITRATE ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETHR A:66 , HIS A:67 , LYS A:159BINDING SITE FOR RESIDUE NO3 A 1
2AC2SOFTWAREASP A:116 , ASN A:117 , GLY A:140 , ILE A:141 , HOH A:309BINDING SITE FOR RESIDUE NO3 A 2
3AC3SOFTWARETHR A:136 , LYS A:137 , HOH A:210 , HOH A:249BINDING SITE FOR RESIDUE NO3 A 3
4AC4SOFTWARETHR A:138 , THR A:139BINDING SITE FOR RESIDUE NO3 A 4
5AC5SOFTWAREARG A:161 , HOH A:294BINDING SITE FOR RESIDUE NO3 A 5

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3KKR)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Ile A:141 -Pro A:142

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3KKR)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3KKR)

(-) Exons   (0, 0)

(no "Exon" information available for 3KKR)

(-) Sequences/Alignments

Asymmetric 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:152
 aligned with POL_BIV29 | P19560 from UniProtKB/Swiss-Prot  Length:1475

    Alignment length:152
                                  1263      1273      1283      1293      1303      1313      1323      1333      1343      1353      1363      1373      1383      1393      1403  
           POL_BIV29   1254 GRFLWQMDNTHWNKTIIWVAVETNSGLVEAQVIPEETALQVALCILQLIQRYTVLHLHSDNGPCFTAHRIENLCKYLGITKTTGIPYNPQSQGVVERAHRDLKDRLAAYQGDCETVEAALSLALVSLNKKRGGIGGHTPYEIYLESEHTKYQ 1405
               SCOP domains d3kkra_ A: automated matches                                                                                                                             SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---rve-3kkrA01 A:60-162                                                                                   ---------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeeee....eeeeeee....eeeeeee...hhhhhhhhhhhhhhhh...eeee..hhhhhhhhhhhhhhhh..eeee....hhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhh.......hhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3kkr A   57 GSHLWQMDNTHWNKTIIWVAVETNSGLVEAQVIPEETALQVALCILQLIQRYTVLHLHSDNGPCFTAHRIENLCKYLGITKTTGIPYNPQSQGVVERAHRDLKDRLAAYQGDCETVEAALSLALVSLNKKRGGIGGHTPYEIYLESEHTKYQ  208
                                    66        76        86        96       106       116       126       136       146       156       166       176       186       196       206  

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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 Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3KKR)

(-) Pfam Domains  (1, 1)

Asymmetric Unit
(-)
Clan: RNase_H (288)

(-) Gene Ontology  (35, 35)

Asymmetric Unit(hide GO term definitions)
Chain A   (POL_BIV29 | P19560)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0003887    DNA-directed DNA polymerase activity    Catalysis of the reaction: deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1); the synthesis of DNA from deoxyribonucleotide triphosphates in the presence of a DNA template and a 3'hydroxyl group.
    GO:0003723    RNA binding    Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
    GO:0004523    RNA-DNA hybrid ribonuclease activity    Catalysis of the endonucleolytic cleavage of RNA in RNA-DNA hybrids to 5'-phosphomonoesters.
    GO:0003964    RNA-directed DNA polymerase activity    Catalysis of the reaction: deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1). Catalyzes RNA-template-directed extension of the 3'- end of a DNA strand by one deoxynucleotide at a time.
    GO:0004190    aspartic-type endopeptidase activity    Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a mechanism in which a water molecule bound by the side chains of aspartic residues at the active center acts as a nucleophile.
    GO:0003824    catalytic activity    Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic.
    GO:0004519    endonuclease activity    Catalysis of the hydrolysis of ester linkages within nucleic acids by creating internal breaks.
    GO:0004533    exoribonuclease H activity    Catalysis of the exonucleolytic cleavage of RNA to 5'-phosphomonoester oligonucleotides in both 5' to 3' and 3' to 5' directions.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0004518    nuclease activity    Catalysis of the hydrolysis of ester linkages within nucleic acids.
    GO:0003676    nucleic acid binding    Interacting selectively and non-covalently with any nucleic acid.
    GO:0016779    nucleotidyltransferase activity    Catalysis of the transfer of a nucleotidyl group to a reactant.
    GO:0008233    peptidase activity    Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid.
    GO:0039660    structural constituent of virion    The action of a molecule that contributes to the structural integrity of a virion.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0015074    DNA integration    The process in which a segment of DNA is incorporated into another, usually larger, DNA molecule such as a chromosome.
    GO:0006310    DNA recombination    Any process in which a new genotype is formed by reassortment of genes resulting in gene combinations different from those that were present in the parents. In eukaryotes genetic recombination can occur by chromosome assortment, intrachromosomal recombination, or nonreciprocal interchromosomal recombination. Intrachromosomal recombination occurs by crossing over. In bacteria it may occur by genetic transformation, conjugation, transduction, or F-duction.
    GO:0090502    RNA phosphodiester bond hydrolysis, endonucleolytic    The chemical reactions and pathways involving the hydrolysis of internal 3',5'-phosphodiester bonds in one or two strands of ribonucleotides.
    GO:0090503    RNA phosphodiester bond hydrolysis, exonucleolytic    The chemical reactions and pathways involving the hydrolysis of terminal 3',5'-phosphodiester bonds in one or two strands of ribonucleotides.
    GO:0006278    RNA-dependent DNA biosynthetic process    A DNA biosynthetic process that uses RNA as a template for RNA-dependent DNA polymerases (e.g. reverse transcriptase) that synthesize the new strand.
    GO:0075713    establishment of integrated proviral latency    A process by which the virus integrates into the host genome and establishes as a stable provirus or prophage.
    GO:0008152    metabolic process    The chemical reactions and pathways, including anabolism and catabolism, by which living organisms transform chemical substances. Metabolic processes typically transform small molecules, but also include macromolecular processes such as DNA repair and replication, and protein synthesis and degradation.
    GO:0075521    microtubule-dependent intracellular transport of viral material towards nucleus    The directed movement of a virus, or part of a virus, towards the host cell nucleus using host microtubules.
    GO:0090305    nucleic acid phosphodiester bond hydrolysis    The nucleic acid metabolic process in which the phosphodiester bonds between nucleotides are cleaved by hydrolysis.
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
    GO:0075606    transport of viral material towards nucleus    The directed movement of a virus, or part of a virus, towards the host cell nucleus. The process begins after viral entry, and ends when the viral material is at the nuclear membrane.
    GO:0046718    viral entry into host cell    The process that occurs after viral attachment by which a virus, or viral nucleic acid, breaches the plasma membrane or cell envelope and enters the host cell. The process ends when the viral nucleic acid is released into the host cell cytoplasm.
    GO:0016032    viral process    A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle.
    GO:0019076    viral release from host cell    The dissemination of mature viral particles from the host cell, e.g. by cell lysis or the budding of virus particles from the cell membrane.
cellular component
    GO:0019028    viral capsid    The protein coat that surrounds the infective nucleic acid in some virus particles. It comprises numerous regularly arranged subunits, or capsomeres.
    GO:0019013    viral nucleocapsid    The complete protein-nucleic acid complex that is the packaged form of the genome in a virus particle.
    GO:0019012    virion    The complete fully infectious extracellular virus particle.

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3kks