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(-) Description

Title :  CRYSTAL STRUCTURE OF FE-TYPE NHASE FROM RHODOCOCCUS ERYTHROPOLIS AJ270
 
Authors :  L. Song, J. Shi, Z. Xue, M. -X. Wang, S. Qian
Date :  22 Jun 07  (Deposition) - 13 May 08  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.30
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  A,B  (2x)
Keywords :  Nitrile Hydratase, Post Translation, Lyase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  L. Song, M. Wang, J. Shi, Z. Xue, M. -X. Wang, S. Qian
High Resolution X-Ray Molecular Structure Of The Nitrile Hydratase From Rhodococcus Erythropolis Aj270 Reveals Posttranslational Oxidation Of Two Cysteines Into Sulfinic Acids And A Novel Biocatalytic Nitrile Hydration Mechanism
Biochem. Biophys. Res. Commun. V. 362 319 2007
PubMed-ID: 17716629  |  Reference-DOI: 10.1016/J.BBRC.2007.07.184

(-) Compounds

Molecule 1 - NITRILE HYDRATASE SUBUNIT ALPHA
    ChainsA
    EC Number4.2.1.84
    Organism ScientificRHODOCOCCUS ERYTHROPOLIS
    StrainAJ270
    SynonymNITRILASE, NHASE
 
Molecule 2 - NITRILE HYDRATASE SUBUNIT BETA
    ChainsB
    EC Number4.2.1.84
    Organism ScientificRHODOCOCCUS ERYTHROPOLIS
    StrainAJ270
    SynonymNITRILASE, NHASE

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)AB
Biological Unit 2 (2x)AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (6, 17)

Asymmetric Unit (6, 17)
No.NameCountTypeFull Name
1CL4Ligand/IonCHLORIDE ION
2CSD2Mod. Amino Acid3-SULFINOALANINE
3FE1Ligand/IonFE (III) ION
4GOL6Ligand/IonGLYCEROL
5IBN1Ligand/Ion2-METHYLPROPAN-1-AMINE
6MG3Ligand/IonMAGNESIUM ION
Biological Unit 1 (3, 9)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2CSD2Mod. Amino Acid3-SULFINOALANINE
3FE-1Ligand/IonFE (III) ION
4GOL6Ligand/IonGLYCEROL
5IBN1Ligand/Ion2-METHYLPROPAN-1-AMINE
6MG-1Ligand/IonMAGNESIUM ION
Biological Unit 2 (3, 18)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2CSD4Mod. Amino Acid3-SULFINOALANINE
3FE-1Ligand/IonFE (III) ION
4GOL12Ligand/IonGLYCEROL
5IBN2Ligand/Ion2-METHYLPROPAN-1-AMINE
6MG-1Ligand/IonMAGNESIUM ION

(-) Sites  (15, 15)

Asymmetric Unit (15, 15)
No.NameEvidenceResiduesDescription
01AC1SOFTWARECYS A:110 , SER A:114 , HOH A:2172BINDING SITE FOR RESIDUE FE A 300
02AC2SOFTWARETHR B:121 , ARG B:132 , LEU B:208 , HOH B:2337BINDING SITE FOR RESIDUE CL B 2001
03AC3SOFTWARESER A:20 , TRP A:24 , GLU B:31 , TRP B:32BINDING SITE FOR RESIDUE CL A 2002
04AC4SOFTWAREGLU B:134 , TYR B:135 , SER B:192 , HOH B:2182BINDING SITE FOR RESIDUE CL B 2003
05AC5SOFTWAREGLN A:174 , ARG A:175 , HOH A:2191 , HOH A:2207BINDING SITE FOR RESIDUE CL A 2004
06AC6SOFTWAREHOH B:2020 , HOH B:2059 , HOH B:2064 , HOH B:2073 , HOH B:2091 , HOH B:2224BINDING SITE FOR RESIDUE MG B 2005
07AC7SOFTWAREHOH A:2077 , HOH A:2162 , HOH B:2214 , HOH B:2227 , HOH B:2252BINDING SITE FOR RESIDUE MG B 2006
08AC8SOFTWAREHOH A:2238 , HOH B:2081 , HOH B:2314 , HOH B:2321 , HOH B:2328BINDING SITE FOR RESIDUE MG A 2007
09AC9SOFTWAREGLN A:91 , HOH A:2175 , TYR B:37 , MET B:40 , TYR B:72 , TYR B:76BINDING SITE FOR RESIDUE IBN B 1000
10BC1SOFTWARETYR A:40 , GLY A:43 , TRP A:44 , THR A:47 , HOH A:2199BINDING SITE FOR RESIDUE GOL A 1100
11BC2SOFTWAREASP A:77 , GLY A:78 , THR A:79 , TYR A:94 , ILE A:95 , HOH A:2088 , THR B:158BINDING SITE FOR RESIDUE GOL A 1200
12BC3SOFTWAREARG A:139 , GLU A:140 , GLN B:11 , PRO B:137 , ASP B:193 , THR B:194 , ASP B:195 , HOH B:2095 , HOH B:2129 , HOH B:2170 , HOH B:2189BINDING SITE FOR RESIDUE GOL B 1300
13BC4SOFTWAREARG B:147 , GLY B:148 , ARG B:149 , HOH B:2089 , HOH B:2133 , HOH B:2288BINDING SITE FOR RESIDUE GOL B 1400
14BC5SOFTWARETYR A:161 , SER B:154 , HIS B:155 , HIS B:181 , HOH B:2106 , HOH B:2199BINDING SITE FOR RESIDUE GOL B 1500
15BC6SOFTWARETRP A:65 , THR A:66 , ASP A:67 , PRO A:68 , ARG A:175 , HOH A:2061 , GLN B:92 , ASP B:93 , HOH B:2102 , HOH B:2214 , HOH B:2227 , HOH B:2333BINDING SITE FOR RESIDUE GOL B 1600

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2QDY)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2QDY)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (1, 1)

Asymmetric Unit (1, 1)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_NHAB_RHOER_001 *M40VNHAB_RHOER  ---  ---BM40V
   * ID not provided by source

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 1 (1, 1)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_NHAB_RHOER_001 *M40VNHAB_RHOER  ---  ---BM40V
   * ID not provided by source

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 2 (1, 2)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_NHAB_RHOER_001 *M40VNHAB_RHOER  ---  ---BM40V
   * ID not provided by source

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2QDY)

(-) Exons   (0, 0)

(no "Exon" information available for 2QDY)

(-) 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:197
 aligned with NHAA_RHOER | P13448 from UniProtKB/Swiss-Prot  Length:207

    Alignment length:197
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       
           NHAA_RHOER    10 ENAAPAQAPVSDRAWALFRALDGKGLVPDGYVEGWKKTFEEDFSPRRGAELVARAWTDPEFRQLLLTDGTAAVAQYGYLGPQGEYIVAVEDTPTLKNVIVCSLCSCTAWPILGLPPTWYKSFEYRARVVREPRKVLSEMGTEIASDIEIRVYDTTAETRYMVLPQRPAGTEGWSQEQLQEIVTKDCLIGVAIPQVPT 206
               SCOP domains d2qdya_ A: automated matches                                                                                                                                                                          SCOP domains
               CATH domains 2qdyA00 A:10-206 Nitrile Hydratase; Chain A                                                                                                                                                           CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........hhhhhhhhhhhhhhh......hhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........eeeee....eeeeee.......hhhhhh..hhhhhhhhhhhhh..hhhhhhhhhh.......eeeeee.....eeeee..........hhhhhhhhhhhhhhhh........ Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2qdy A  10 ENAAPAQAPVSDRAWALFRALDGKGLVPDGYVEGWKKTFEEDFSPRRGAELVARAWTDPEFRQLLLTDGTAAVAQYGYLGPQGEYIVAVEDTPTLKNVIVCSLcScTAWPILGLPPTWYKSFEYRARVVREPRKVLSEMGTEIASDIEIRVYDTTAETRYMVLPQRPAGTEGWSQEQLQEIVTKDCLIGVAIPQVPT 206
                                    19        29        39        49        59        69        79        89        99       109   | | 119       129       139       149       159       169       179       189       199       
                                                                                                                                 113-CSD                                                                                         
                                                                                                                                   115-CSD                                                                                       

Chain B from PDB  Type:PROTEIN  Length:211
 aligned with NHAB_RHOER | P13449 from UniProtKB/Swiss-Prot  Length:212

    Alignment length:211
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210 
           NHAB_RHOER     1 MDGVHDLAGVQGFGKVPHTVNADIGPTFHAEWEHLPYSLMFAGVAELGAFSVDEVRYVVERMEPRHYMMTPYYERYVIGVATLMVEKGILTQDELESLAGGPFPLSRPSESEGRPAPVETTTFEVGQRVRVRDEYVPGHIRMPAYCRGRVGTISHRTTEKWPFPDAIGHGRNDAGEEPTYHVKFAAEELFGSDTDGGSVVVDLFEGYLEPA 211
               SCOP domains d2qdyb_ B: Iron-containing nitrile hydratase                                                                                                                                                                        SCOP domains
               CATH domains 2qdyB01 B:1-110  [code=1.10.472.20, no name defined]                                                          2qdyB02 B:111-211  [code=2.30.30.50, no name defined]                                                 CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .................................hhhhhhhhhhhhh....hhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhh...........................eeee...........hhhhh..eeeeeee......hhhhhh..........eeeeeeehhhhhh......eeeeeee...eee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------V--------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2qdy B   1 MDGVHDLAGVQGFGKVPHTVNADIGPTFHAEWEHLPYSLMFAGVAELGAFSVDEVRYVVERMEPRHYMMTPYYERYVIGVATLMVEKGILTQDELESLAGGPFPLSRPSESEGRPAPVETTTFEVGQRVRVRDEYVPGHIRMPAYCRGRVGTISHRTTEKWPFPDAIGHGRNDAGEEPTYHVKFAAEELFGSDTDGGSVVVDLFEGYLEPA 211
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210 

   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  (2, 2)

Asymmetric Unit

(-) CATH Domains  (3, 3)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2QDY)

(-) Gene Ontology  (7, 12)

Asymmetric Unit(hide GO term definitions)
Chain A   (NHAA_RHOER | P13448)
molecular function
    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:0080109    indole-3-acetonitrile nitrile hydratase activity    Catalysis of the reaction: indole-3-acetonitrile + H2O = indole-3-acetamide.
    GO:0016829    lyase activity    Catalysis of the cleavage of C-C, C-O, C-N and other bonds by other means than by hydrolysis or oxidation, or conversely adding a group to a double bond. They differ from other enzymes in that two substrates are involved in one reaction direction, but only one in the other direction. When acting on the single substrate, a molecule is eliminated and this generates either a new double bond or a new ring.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0018822    nitrile hydratase activity    Catalysis of the reaction: an aliphatic amide = a nitrile + H2O.
    GO:0046914    transition metal ion binding    Interacting selectively and non-covalently with a transition metal ions; a transition metal is an element whose atom has an incomplete d-subshell of extranuclear electrons, or which gives rise to a cation or cations with an incomplete d-subshell. Transition metals often have more than one valency state. Biologically relevant transition metals include vanadium, manganese, iron, copper, cobalt, nickel, molybdenum and silver.
biological process
    GO:0006807    nitrogen compound metabolic process    The chemical reactions and pathways involving organic or inorganic compounds that contain nitrogen.

Chain B   (NHAB_RHOER | P13449)
molecular function
    GO:0080109    indole-3-acetonitrile nitrile hydratase activity    Catalysis of the reaction: indole-3-acetonitrile + H2O = indole-3-acetamide.
    GO:0016829    lyase activity    Catalysis of the cleavage of C-C, C-O, C-N and other bonds by other means than by hydrolysis or oxidation, or conversely adding a group to a double bond. They differ from other enzymes in that two substrates are involved in one reaction direction, but only one in the other direction. When acting on the single substrate, a molecule is eliminated and this generates either a new double bond or a new ring.
    GO:0018822    nitrile hydratase activity    Catalysis of the reaction: an aliphatic amide = a nitrile + H2O.
    GO:0046914    transition metal ion binding    Interacting selectively and non-covalently with a transition metal ions; a transition metal is an element whose atom has an incomplete d-subshell of extranuclear electrons, or which gives rise to a cation or cations with an incomplete d-subshell. Transition metals often have more than one valency state. Biologically relevant transition metals include vanadium, manganese, iron, copper, cobalt, nickel, molybdenum and silver.
biological process
    GO:0006807    nitrogen compound metabolic process    The chemical reactions and pathways involving organic or inorganic compounds that contain nitrogen.

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 Related Entries

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

UniProtKB/Swiss-Prot
        NHAA_RHOER | P134481ahj 2ahj 2cyz 2cz0 2cz1 2cz6 2cz7 2d0q 2zcf 2zpb 2zpe 2zpf 2zpg 2zph 2zpi 3a8g 3a8h 3a8l 3a8m 3a8o 3wvd 3wve 3x20 3x24 3x25 3x26 3x28
        NHAB_RHOER | P134491ahj 2ahj 2cyz 2cz0 2cz1 2cz6 2cz7 2d0q 2zcf 2zpb 2zpe 2zpf 2zpg 2zph 2zpi 3a8g 3a8h 3a8l 3a8m 3a8o 3wvd 3wve 3x20 3x24 3x25 3x26 3x28

(-) Related Entries Specified in the PDB File

2ahj THE SAME PROTEIN