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(-) Description

Title :  APO TOLUENE 2,3-DIOXYGENASE
 
Authors :  R. Friemann, K Lee, E. N. Brown, D. T. Gibson, H. Eklund, S. Ramaswamy
Date :  01 Oct 08  (Deposition) - 17 Mar 09  (Release) - 17 Mar 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.20
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (3x)
Keywords :  Rieske Iron Sulfur Binding Protein, Apo-Structure, 2Fe-2S, Aromatic Hydrocarbons Catabolism, Dioxygenase, Iron, Iron- Sulfur, Metal-Binding, Nad, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  R. Friemann, K. Lee, E. N. Brown, D. T. Gibson, H. Eklund, S. Ramaswamy
Structures Of The Multicomponent Rieske Non-Heme Iron Toluene 2, 3-Dioxygenase Enzyme System
Acta Crystallogr. , Sect. D V. 65 24 2009
PubMed-ID: 19153463  |  Reference-DOI: 10.1107/S0907444908036524
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - BENZENE 1,2-DIOXYGENASE SUBUNIT ALPHA
    ChainsA
    EC Number1.14.12.11
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System StrainCGSC#7692
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneBNZA, TODC1
    Organism ScientificPSEUDOMONAS PUTIDA
    Organism Taxid303
    StrainF1
    SynonymBENZENE 1,2-DIOXYGENASE P1 SUBUNIT, TOLUENE 2,3- DIOXYGENASE SUBUNIT ALPHA
 
Molecule 2 - BENZENE 1,2-DIOXYGENASE SUBUNIT BETA
    ChainsB
    EC Number1.14.12.11
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneBNZB, TODC2
    Organism ScientificPSEUDOMONAS PUTIDA
    Organism Taxid303
    StrainF1
    SynonymBENZENE 1,2-DIOXYGENASE P2 SUBUNIT, TOLUENE 2,3- DIOXYGENASE SUBUNIT BETA

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (3x)AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 2)

Asymmetric Unit (2, 2)
No.NameCountTypeFull Name
1FE21Ligand/IonFE (II) ION
2FES1Ligand/IonFE2/S2 (INORGANIC) CLUSTER
Biological Unit 1 (2, 6)
No.NameCountTypeFull Name
1FE23Ligand/IonFE (II) ION
2FES3Ligand/IonFE2/S2 (INORGANIC) CLUSTER

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS A:96 , HIS A:98 , ARG A:99 , CYS A:116 , HIS A:119 , TRP A:121BINDING SITE FOR RESIDUE FES A 451
2AC2SOFTWAREHIS B:24BINDING SITE FOR RESIDUE FE2 B 188

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Gln A:215 -Phe A:216
2Phe A:315 -Pro A:316
3Pro B:15 -Ala B:16
4Ala B:16 -Pro B:17
5Ala B:19 -Pro B:20
6Glu B:124 -Gly B:125

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (2, 2)

Asymmetric Unit (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RIESKEPS51296 Rieske [2Fe-2S] iron-sulfur domain profile.BNZA_PSEP154-163  1A:54-163
BNZA_PSEPU54-163  1A:54-163
2RING_HYDROXYL_ALPHAPS00570 Bacterial ring hydroxylating dioxygenases alpha-subunit signature.BNZA_PSEP196-119  1A:96-119
BNZA_PSEPU96-119  1A:96-119
Biological Unit 1 (2, 12)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RIESKEPS51296 Rieske [2Fe-2S] iron-sulfur domain profile.BNZA_PSEP154-163  3A:54-163
BNZA_PSEPU54-163  3A:54-163
2RING_HYDROXYL_ALPHAPS00570 Bacterial ring hydroxylating dioxygenases alpha-subunit signature.BNZA_PSEP196-119  3A:96-119
BNZA_PSEPU96-119  3A:96-119

(-) Exons   (0, 0)

(no "Exon" information available for 3EQQ)

(-) 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:416
 aligned with BNZA_PSEP1 | A5W4F2 from UniProtKB/Swiss-Prot  Length:450

    Alignment length:430
                                    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       314       324       334       344       354       364       374       384       394       404       414       424       434       444
           BNZA_PSEP1    15 WNTSEIEALFDEHAGRIDPRIYTDEDLYQLELERVFARSWLLLGHETQIRKPGDYITTYMGEDPVVVVRQKDASIAVFLNQCRHRGMRICRADAGNAKAFTCSYHGWAYDTAGNLVNVPYEAESFACLNKKEWSPLKARVETYKGLIFANWDENAVDLDTYLGEAKFYMDHMLDRTEAGTEAIPGVQKWVIPCNWKFAAEQFCSDMYHAGTTSHLSGILAGLPEDLEMADLAPPTVGKQYRASWGGHGSGFYVGDPNLMLAIMGPKVTSYWTEGPASEKAAERLGSVERGSKLMVEHMTVFPTCSFLPGINTVRTWHPRGPNEVEVWAFTVVDADAPDDIKEEFRRQTLRTFSAGGVFEQDDGENWVEIQHILRGHKARSRPFNAEMSMDQTVDNDPVYPGRISNNVYSEEAARGLYAHWLRMMTSPDWD 444
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhh.ee....ee.hhhhhhhhhhhhhhhhhhhhh.eeeee.hhhh...eeeeeee..eeeeeee.....eeeee..............eee..eee......eee....eee.....................eeeee..eeeee......hhhhhhh.hhhhhhhhhh.....eeeeeeeeeeee..hhhhhhhh.....-----..hhhhhhhh...---------....eeee......eeee............hhhhhhhhhhhhhhh.hhhhh..............ee...eee.....eeeeeee.....eeeeeeeeee...hhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhh..ee.......ee........eee.....hhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---------------------------------------RIESKE  PDB: A:54-163 UniProt: 54-163                                                                         ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (1)
                PROSITE (2) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                PROSITE (3) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (3)
                PROSITE (4) ---------------------------------------------------------------------------------RING_HYDROXYL_ALPHA     ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (4)
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3eqq A  15 WNTSEIEALFDEHAGRIDPRIYTDEDLYQLELERVFARSWLLLGHETQIRKPGDYITTYMGEDPVVVVRQKDASIAVFLNQCRHRGMRICRADAGNAKAFTCSYHGWAYDTAGNLVNVPYEAESFACLNKKEWSPLKARVETYKGLIFANWDENAVDLDTYLGEAKFYMDHMLDRTEAGTEAIPGVQKWVIPCNWKFAAEQFCSDM-----TSHLSGILAGLPE---------PTVGKQYRASWGGHGSGFYVGDPNLMLAIMGPKVTSYWTEGPASEKAAERLGSVERGSKLMVEHMTVFPTCSFLPGINTVRTWHPRGPNEVEVWAFTVVDADAPDDIKEEFRRQTLRTFSAGGVFEQDDGENWVEIQHILRGHKARSRPFNAEMSMDQTVDNDPVYPGRISNNVYSEEAARGLYAHWLRMMTSPDWD 444
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214     |   - |     234   |     -   |   254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444
                                                                                                                                                                                                                                       220   226         238       248                                                                                                                                                                                                    

Chain A from PDB  Type:PROTEIN  Length:416
 aligned with BNZA_PSEPU | P0C618 from UniProtKB/Swiss-Prot  Length:450

    Alignment length:430
                                    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       314       324       334       344       354       364       374       384       394       404       414       424       434       444
           BNZA_PSEPU    15 WNTSEIEALFDEHAGRIDPRIYTDEDLYQLELERVFARSWLLLGHETQIRKPGDYITTYMGEDPVVVVRQKDASIAVFLNQCRHRGMRICRADAGNAKAFTCSYHGWAYDTAGNLVNVPYEAESFACLNKKEWSPLKARVETYKGLIFANWDENAVDLDTYLGEAKFYMDHMLDRTEAGTEAIPGVQKWVIPCNWKFAAEQFCSDMYHAGTTSHLSGILAGLPEDLEMADLAPPTVGKQYRASWGGHGSGFYVGDPNLMLAIMGPKVTSYWTEGPASEKAAERLGSVERGSKLMVEHMTVFPTCSFLPGINTVRTWHPRGPNEVEVWAFTVVDADAPDDIKEEFRRQTLRTFSAGGVFEQDDGENWVEIQHILRGHKARSRPFNAEMSMDQTVDNDPVYPGRISNNVYSEEAARGLYAHWLRMMTSPDWD 444
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhh.ee....ee.hhhhhhhhhhhhhhhhhhhhh.eeeee.hhhh...eeeeeee..eeeeeee.....eeeee..............eee..eee......eee....eee.....................eeeee..eeeee......hhhhhhh.hhhhhhhhhh.....eeeeeeeeeeee..hhhhhhhh.....-----..hhhhhhhh...---------....eeee......eeee............hhhhhhhhhhhhhhh.hhhhh..............ee...eee.....eeeeeee.....eeeeeeeeee...hhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhh..ee.......ee........eee.....hhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) ---------------------------------------RIESKE  PDB: A:54-163 UniProt: 54-163                                                                         ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                PROSITE (3) ---------------------------------------------------------------------------------RING_HYDROXYL_ALPHA     ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (3)
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3eqq A  15 WNTSEIEALFDEHAGRIDPRIYTDEDLYQLELERVFARSWLLLGHETQIRKPGDYITTYMGEDPVVVVRQKDASIAVFLNQCRHRGMRICRADAGNAKAFTCSYHGWAYDTAGNLVNVPYEAESFACLNKKEWSPLKARVETYKGLIFANWDENAVDLDTYLGEAKFYMDHMLDRTEAGTEAIPGVQKWVIPCNWKFAAEQFCSDM-----TSHLSGILAGLPE---------PTVGKQYRASWGGHGSGFYVGDPNLMLAIMGPKVTSYWTEGPASEKAAERLGSVERGSKLMVEHMTVFPTCSFLPGINTVRTWHPRGPNEVEVWAFTVVDADAPDDIKEEFRRQTLRTFSAGGVFEQDDGENWVEIQHILRGHKARSRPFNAEMSMDQTVDNDPVYPGRISNNVYSEEAARGLYAHWLRMMTSPDWD 444
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214     |   - |     234   |     -   |   254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444
                                                                                                                                                                                                                                       220   226         238       248                                                                                                                                                                                                    

Chain B from PDB  Type:PROTEIN  Length:180
 aligned with BNZB_PSEP1 | A5W4F1 from UniProtKB/Swiss-Prot  Length:187

    Alignment length:180
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187
           BNZB_PSEP1     8 ADVFLRKPAPVAPELQHEVEQFYYWEAKLLNDRRFEEWFALLAEDIHYFMPIRTTRIMRDSRLEYSGSREYAHFDDDATMMKGRLRKITSDVSWSENPASRTRHLVSNVMIVGAEAEGEYEISSAFIVYRNRLERQLDIFAGERRDTLRRNTSEAGFEIVNRTILIDQSTILANNLSFFF 187
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ............hhhhhhhhhhhhhhhhhhhhhhhhhhhh.eeeeeeeeee.....hhhhhhhh.......eeeeehhhhhhhhhhhhhhhhhh......eeee.....eeee.....eeeeee...eeeee...eeeee.eeeeeeeee......eeeeeeeeee.............. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3eqq B   8 ADVFLRKPAPVAPELQHEVEQFYYWEAKLLNDRRFEEWFALLAEDIHYFMPIRTTRIMRDSRLEYSGSREYAHFDDDATMMKGRLRKITSDVSWSENPASRTRHLVSNVMIVGAEAEGEYEISSAFIVYRNRLERQLDIFAGERRDTLRRNTSEAGFEIVNRTILIDQSTILANNLSFFF 187
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187

Chain B from PDB  Type:PROTEIN  Length:180
 aligned with BNZB_PSEPU | P0C619 from UniProtKB/Swiss-Prot  Length:187

    Alignment length:180
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187
           BNZB_PSEPU     8 ADVFLRKPAPVAPELQHEVEQFYYWEAKLLNDRRFEEWFALLAEDIHYFMPIRTTRIMRDSRLEYSGSREYAHFDDDATMMKGRLRKITSDVSWSENPASRTRHLVSNVMIVGAEAEGEYEISSAFIVYRNRLERQLDIFAGERRDTLRRNTSEAGFEIVNRTILIDQSTILANNLSFFF 187
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ............hhhhhhhhhhhhhhhhhhhhhhhhhhhh.eeeeeeeeee.....hhhhhhhh.......eeeeehhhhhhhhhhhhhhhhhh......eeee.....eeee.....eeeeee...eeeee...eeeee.eeeeeeeee......eeeeeeeeee.............. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3eqq B   8 ADVFLRKPAPVAPELQHEVEQFYYWEAKLLNDRRFEEWFALLAEDIHYFMPIRTTRIMRDSRLEYSGSREYAHFDDDATMMKGRLRKITSDVSWSENPASRTRHLVSNVMIVGAEAEGEYEISSAFIVYRNRLERQLDIFAGERRDTLRRNTSEAGFEIVNRTILIDQSTILANNLSFFF 187
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187

   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  (0, 0)

(no "SCOP Domain" information available for 3EQQ)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3EQQ)

(-) Gene Ontology  (16, 50)

Asymmetric Unit(hide GO term definitions)
Chain A   (BNZA_PSEPU | P0C618)
molecular function
    GO:0051537    2 iron, 2 sulfur cluster binding    Interacting selectively and non-covalently with a 2 iron, 2 sulfur (2Fe-2S) cluster; this cluster consists of two iron atoms, with two inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0018619    benzene 1,2-dioxygenase activity    Catalysis of the reaction: benzene + H(+) + NADH + O(2) = cis-cyclohexa-3,5-diene-1,2-diol + NAD(+).
    GO:0051213    dioxygenase activity    Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0051536    iron-sulfur cluster binding    Interacting selectively and non-covalently with an iron-sulfur cluster, a combination of iron and sulfur atoms.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016705    oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen    Catalysis of an oxidation-reduction (redox) reaction in which hydrogen or electrons are transferred from each of two donors, and molecular oxygen is reduced or incorporated into a donor.
    GO:0016708    oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, NAD(P)H as one donor, and incorporation of two atoms of oxygen into one donor    Catalysis of an oxidation-reduction (redox) reaction in which hydrogen or electrons are transferred from NADH or NADPH and one other donor, and two atoms of oxygen are incorporated into one donor.
    GO:0018624    toluene dioxygenase activity    Catalysis of the reaction: H(+) + NADH + O(2) + toluene = (1S,2R)-3-methylcyclohexa-3,5-diene-1,2-diol + NAD(+).
biological process
    GO:0019439    aromatic compound catabolic process    The chemical reactions and pathways resulting in the breakdown of aromatic compounds, any substance containing an aromatic carbon ring.
    GO:0006725    cellular aromatic compound metabolic process    The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0042203    toluene catabolic process    The chemical reactions and pathways resulting in the breakdown of toluene, a volatile monoaromatic hydrocarbon found in crude petroleum and petroleum products.
    GO:0042184    xylene catabolic process    The chemical reactions and pathways resulting in the breakdown of xylene, a mixture of three colorless, aromatic hydrocarbon liquids, ortho-, meta- and para-xylene.

Chain A   (BNZA_PSEP1 | A5W4F2)
molecular function
    GO:0051537    2 iron, 2 sulfur cluster binding    Interacting selectively and non-covalently with a 2 iron, 2 sulfur (2Fe-2S) cluster; this cluster consists of two iron atoms, with two inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0018619    benzene 1,2-dioxygenase activity    Catalysis of the reaction: benzene + H(+) + NADH + O(2) = cis-cyclohexa-3,5-diene-1,2-diol + NAD(+).
    GO:0051213    dioxygenase activity    Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0051536    iron-sulfur cluster binding    Interacting selectively and non-covalently with an iron-sulfur cluster, a combination of iron and sulfur atoms.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016705    oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen    Catalysis of an oxidation-reduction (redox) reaction in which hydrogen or electrons are transferred from each of two donors, and molecular oxygen is reduced or incorporated into a donor.
    GO:0016708    oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, NAD(P)H as one donor, and incorporation of two atoms of oxygen into one donor    Catalysis of an oxidation-reduction (redox) reaction in which hydrogen or electrons are transferred from NADH or NADPH and one other donor, and two atoms of oxygen are incorporated into one donor.
    GO:0018624    toluene dioxygenase activity    Catalysis of the reaction: H(+) + NADH + O(2) + toluene = (1S,2R)-3-methylcyclohexa-3,5-diene-1,2-diol + NAD(+).
biological process
    GO:0019439    aromatic compound catabolic process    The chemical reactions and pathways resulting in the breakdown of aromatic compounds, any substance containing an aromatic carbon ring.
    GO:0006725    cellular aromatic compound metabolic process    The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0042203    toluene catabolic process    The chemical reactions and pathways resulting in the breakdown of toluene, a volatile monoaromatic hydrocarbon found in crude petroleum and petroleum products.
    GO:0042184    xylene catabolic process    The chemical reactions and pathways resulting in the breakdown of xylene, a mixture of three colorless, aromatic hydrocarbon liquids, ortho-, meta- and para-xylene.

Chain B   (BNZB_PSEPU | P0C619)
molecular function
    GO:0018619    benzene 1,2-dioxygenase activity    Catalysis of the reaction: benzene + H(+) + NADH + O(2) = cis-cyclohexa-3,5-diene-1,2-diol + NAD(+).
    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:0051213    dioxygenase activity    Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0018624    toluene dioxygenase activity    Catalysis of the reaction: H(+) + NADH + O(2) + toluene = (1S,2R)-3-methylcyclohexa-3,5-diene-1,2-diol + NAD(+).
biological process
    GO:0019439    aromatic compound catabolic process    The chemical reactions and pathways resulting in the breakdown of aromatic compounds, any substance containing an aromatic carbon ring.
    GO:0006725    cellular aromatic compound metabolic process    The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0042203    toluene catabolic process    The chemical reactions and pathways resulting in the breakdown of toluene, a volatile monoaromatic hydrocarbon found in crude petroleum and petroleum products.
    GO:0042184    xylene catabolic process    The chemical reactions and pathways resulting in the breakdown of xylene, a mixture of three colorless, aromatic hydrocarbon liquids, ortho-, meta- and para-xylene.

Chain B   (BNZB_PSEP1 | A5W4F1)
molecular function
    GO:0018619    benzene 1,2-dioxygenase activity    Catalysis of the reaction: benzene + H(+) + NADH + O(2) = cis-cyclohexa-3,5-diene-1,2-diol + NAD(+).
    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:0051213    dioxygenase activity    Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0018624    toluene dioxygenase activity    Catalysis of the reaction: H(+) + NADH + O(2) + toluene = (1S,2R)-3-methylcyclohexa-3,5-diene-1,2-diol + NAD(+).
biological process
    GO:0019439    aromatic compound catabolic process    The chemical reactions and pathways resulting in the breakdown of aromatic compounds, any substance containing an aromatic carbon ring.
    GO:0006725    cellular aromatic compound metabolic process    The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0042203    toluene catabolic process    The chemical reactions and pathways resulting in the breakdown of toluene, a volatile monoaromatic hydrocarbon found in crude petroleum and petroleum products.
    GO:0042184    xylene catabolic process    The chemical reactions and pathways resulting in the breakdown of xylene, a mixture of three colorless, aromatic hydrocarbon liquids, ortho-, meta- and para-xylene.

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(-) Related Entries Specified in the PDB File

3dqy STRUCTURE OF TOLUENE 2,3-DIOXYGENASE FERREDOXIN COMPONENT
3ef6 STRUCTURE OF TOLUENE 2,3-DIOXYGENASE REDUCTASE COMPONENT
3en1 STRUCTURE OF TOLUENE 2,3-DIOXYGENASE OXYGENASE COMPONENT