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(-) Description

Title :  RUVA-RUVB COMPLEX
 
Authors :  K. Yamada, T. Miyata, D. Tsuchiya, T. Oyama, Y. Fujiwara, T. Ohnishi, H. Iwasaki, H. Shinagawa, M. Ariyoshi, K. Mayanagi, K. Morikawa
Date :  04 Jul 02  (Deposition) - 06 Nov 02  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.30
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A,B,C  (4x)
Keywords :  Heterooligomeric Complex, Octameric Ruva, Aaa-Atpase Domain, Complex With Nucleotide, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  K. Yamada, T. Miyata, D. Tsuchiya, T. Oyama, Y. Fujiwara, T. Ohnishi, H. Iwasaki, H. Shinagawa, M. Ariyoshi, K. Mayanagi, K. Morikawa
Crystal Structure Of The Ruva-Ruvb Complex: A Structural Basis For The Holliday Junction Migrating Motor Machinery
Mol. Cell V. 10 671 2002
PubMed-ID: 12408833  |  Reference-DOI: 10.1016/S1097-2765(02)00641-X
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - HOLLIDAY JUNCTION DNA HELICASE RUVA
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPTRA127
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    GeneRUVA
    Organism ScientificTHERMUS THERMOPHILUS
    Organism Taxid274
 
Molecule 2 - RUVB
    ChainsC
    EC Number3.6.1.3
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET11A
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    FragmentRESIDUES 1-312
    GeneRUVB
    MutationYES
    Organism ScientificTHERMUS THERMOPHILUS
    Organism Taxid274

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit ABC
Biological Unit 1 (4x)ABC

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (1, 1)
No.NameCountTypeFull Name
1ANP1Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
Biological Unit 1 (1, 4)
No.NameCountTypeFull Name
1ANP4Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG C:7 , TYR C:14 , ILE C:15 , GLY C:48 , GLY C:50 , LYS C:51 , THR C:52 , THR C:53 , MET C:204 , ARG C:205 , LYS C:208BINDING SITE FOR RESIDUE ANP C 313

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1IXR)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Val B:131 -Pro B:132
2Gly C:126 -Pro C:127

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1IXR)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1IXR)

(-) Exons   (0, 0)

(no "Exon" information available for 1IXR)

(-) 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:135
 aligned with RUVA_THET8 | Q9F1Q3 from UniProtKB/Swiss-Prot  Length:191

    Alignment length:135
                                    10        20        30        40        50        60        70        80        90       100       110       120       130     
           RUVA_THET8     1 MIRYLRGLVLKKEAGGFVLLAGGVGFFLQAPTPFLQALEEGKEVGVHTHLLLKEEGLSLYGFPDEENLALFELLLSVSGVGPKVALALLSALPPRLLARALLEGDARLLTSASGVGRRLAERIALELKGKVPPHL 135
               SCOP domains d1ixra2 A:1-62 DNA helicase RuvA subunit, N-terminal domain   d1ixra1 A:63-135 DNA helicase RuvA subunit, middle domain                 SCOP domains
               CATH domains 1ixrA01 A:1-63 Nucleic acid-binding proteins                   1ixrA02 A:64-135 5' to 3' exonuclease, C-terminal subdomain              CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeeeee...eeeee...eeeeee.hhhhhhhh....eeeeee..........eeee.hhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhh.hhhhhh.....hhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1ixr A   1 MIRYLRGLVLKKEAGGFVLLAGGVGFFLQAPTPFLQALEEGKEVGVHTHLLLKEEGLSLYGFPDEENLALFELLLSVSGVGPKVALALLSALPPRLLARALLEGDARLLTSASGVGRRLAERIALELKGKVPPHL 135
                                    10        20        30        40        50        60        70        80        90       100       110       120       130     

Chain B from PDB  Type:PROTEIN  Length:191
 aligned with RUVA_THET8 | Q9F1Q3 from UniProtKB/Swiss-Prot  Length:191

    Alignment length:191
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190 
           RUVA_THET8     1 MIRYLRGLVLKKEAGGFVLLAGGVGFFLQAPTPFLQALEEGKEVGVHTHLLLKEEGLSLYGFPDEENLALFELLLSVSGVGPKVALALLSALPPRLLARALLEGDARLLTSASGVGRRLAERIALELKGKVPPHLLAGEKVESEAAEEAVMALAALGFKEAQARAVVLDLLAQNPKARAQDLIKEALKRLR 191
               SCOP domains d1ixrb3 B:1-62 DNA helicase RuvA subunit, N-terminal domain   d1ixrb2 B:63-138 DNA helicase RuvA subunit, middle domain                   d1ixrb1 B:139-191                                     SCOP domains
               CATH domains 1ixrB01 B:1-63 Nucleic acid-binding proteins                   1ixrB02 B:64-138 5' to 3' exonuclease, C-terminal subdomain                1ixrB03 B:139-191                                     CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeeeeee...eeeeee..eeeeee.hhhhhhh.....eeeee...........ee...hhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhh...............hhhhhhhhhhhhh..hhhhhhhhhhhhhhhh...hhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1ixr B   1 MIRYLRGLVLKKEAGGFVLLAGGVGFFLQAPTPFLQALEEGKEVGVHTHLLLKEEGLSLYGFPDEENLALFELLLSVSGVGPKVALALLSALPPRLLARALLEGDARLLTSASGVGRRLAERIALELKGKVPPHLLAGEKVESEAAEEAVMALAALGFKEAQARAVVLDLLAQNPKARAQDLIKEALKRLR 191
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190 

Chain C from PDB  Type:PROTEIN  Length:308
 aligned with RUVB_THET8 | Q5SL87 from UniProtKB/Swiss-Prot  Length:324

    Alignment length:308
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304        
           RUVB_THET8     5 ALRPKTLDEYIGQERLKQKLRVYLEAAKARKEPLEHLLLFGPPGLGKTTLAHVIAHELGVNLRVTSGPAIEKPGDLAAILANSLEEGDILFIDEIHRLSRQAEEHLYPAMEDFVMDIVIGQGPAARTIRLELPRFTLIGATTRPGLITAPLLSRFGIVEHLEYYTPEELAQGVMRDARLLGVRITEEAALEIGRRSRGTMRVAKRLFRRVRDFAQVAGEEVITRERALEALAALGLDELGLEKRDREILEVLILRFGGGPVGLATLATALSEDPGTLEEVHEPYLIRQGLLKRTPRGRVATELAYRHL 312
               SCOP domains d1ixrc2 C:5-242 Holliday junction helicase RuvB                                                                                                                                                                                               d1ixrc1 C:243-312 Holliday junction helicase RuvB                      SCOP domains
               CATH domains 1ixrC01 C:5-167 P-loop containing nucleotide triphosphate hydrolases                                                                                               1ixrC02 C:168-243  [code=1.10.8.60, no name defined]                        1ixrC03 C:244-312 'winged helix' repressor DNA binding domain         CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .............hhhhhh.....hhhhh.......eee.......hhhhhhhhhhhh...eeeee.......hhhhhhhh.......eeeee.............hhhhhh....ee........ee.......eeeee........hhhhh...eee.....hhhhhhhhhhhh........hhhhhhhhhh.....hhhhhhhhhhhh.hhhhh.......hhhhhhhhh.........hhhhhhhhhhhh.......hhhhhhhhh..hhhhhhhhhhhhhhh...eeee..eeeehhhhhh.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1ixr C   5 ALRPKTLDEYIGQERLKQKLRVYLEAAKARKEPLEHLLLFGPPGLGKTTLAHVIAHELGVNLRVTSGPAIEKPGDLAAILANSLEEGDILFIDEIHRLSRQAEEHLYPAMEDFVMDIVIGQGPAARTIRLELPRFTLIGATTRPGLITAPLLSRFGIVEHLEYYTPEELAQGVMRDARLLGVRITEEAALEIGRRSRGTMRVAKRLFRRVRDFAQVAGEEVITRERALEALAALGLDELGLEKRDREILEVLILRFGGGPVGLATLATALSEDPGTLEEVHEPYLIRQGLLKRTPRGRVATELARRHL 312
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304        

   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  (5, 7)

Asymmetric Unit

(-) CATH Domains  (6, 8)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1IXR)

(-) Gene Ontology  (13, 24)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (RUVA_THET8 | Q9F1Q3)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0003678    DNA helicase activity    Catalysis of the reaction: NTP + H2O = NDP + phosphate, to drive the unwinding of a DNA helix.
    GO:0009378    four-way junction helicase activity    Catalysis of the unwinding of the DNA helix of DNA containing four-way junctions, including Holliday junctions.
    GO:0004386    helicase activity    Catalysis of the reaction: NTP + H2O = NDP + phosphate, to drive the unwinding of a DNA or RNA helix.
    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:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
biological process
    GO:0032508    DNA duplex unwinding    The process in which interchain hydrogen bonds between two strands of DNA are broken or 'melted', generating a region of unpaired single strands.
    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:0006281    DNA repair    The process of restoring DNA after damage. Genomes are subject to damage by chemical and physical agents in the environment (e.g. UV and ionizing radiations, chemical mutagens, fungal and bacterial toxins, etc.) and by free radicals or alkylating agents endogenously generated in metabolism. DNA is also damaged because of errors during its replication. A variety of different DNA repair pathways have been reported that include direct reversal, base excision repair, nucleotide excision repair, photoreactivation, bypass, double-strand break repair pathway, and mismatch repair pathway.
    GO:0009432    SOS response    An error-prone process for repairing damaged microbial DNA.
    GO:0006974    cellular response to DNA damage stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating damage to its DNA from environmental insults or errors during metabolism.
cellular component
    GO:0009379    Holliday junction helicase complex    A DNA helicase complex that forms part of a Holliday junction resolvase complex, where the helicase activity is involved in the migration of the junction branch point. The best-characterized example is the E. coli RuvAB complex, in which a hexamer of RuvB subunits possesses helicase activity that is modulated by association with RuvA.

Chain C   (RUVB_THET8 | Q5SL87)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0009378    four-way junction helicase activity    Catalysis of the unwinding of the DNA helix of DNA containing four-way junctions, including Holliday junctions.
    GO:0004386    helicase activity    Catalysis of the reaction: NTP + H2O = NDP + phosphate, to drive the unwinding of a DNA or RNA helix.
    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:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
biological process
    GO:0032508    DNA duplex unwinding    The process in which interchain hydrogen bonds between two strands of DNA are broken or 'melted', generating a region of unpaired single strands.
    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:0006281    DNA repair    The process of restoring DNA after damage. Genomes are subject to damage by chemical and physical agents in the environment (e.g. UV and ionizing radiations, chemical mutagens, fungal and bacterial toxins, etc.) and by free radicals or alkylating agents endogenously generated in metabolism. DNA is also damaged because of errors during its replication. A variety of different DNA repair pathways have been reported that include direct reversal, base excision repair, nucleotide excision repair, photoreactivation, bypass, double-strand break repair pathway, and mismatch repair pathway.
    GO:0009432    SOS response    An error-prone process for repairing damaged microbial DNA.
    GO:0006974    cellular response to DNA damage stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating damage to its DNA from environmental insults or errors during metabolism.

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 Related Entries

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

UniProtKB/Swiss-Prot
        RUVA_THET8 | Q9F1Q31ixs
        RUVB_THET8 | Q5SL871hqc 1ixs

(-) Related Entries Specified in the PDB File

1hqc 1HQC CONTAINS RUVB ALONE.
1ixs 1IXS CONTAINS RUVB COMPLEXED WITH RUVA DOMAIN III.