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(-) Description

Title :  CORRINOID IRON-SULFUR PROTEIN
 
Authors :  H. Dobbek
Date :  09 Jun 06  (Deposition) - 26 Sep 06  (Release) - 24 Oct 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Heterodimer, Beta-Alpha-Barrels, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  T. Svetlitchnaia, V. Svetlitchnyi, O. Meyer, H. Dobbek
Structural Insights Into Methyltransfer Reactions Of A Corrinoid Iron-Sulfur Protein Involved In Acetyl-Coa Synthesis.
Proc. Natl. Acad. Sci. Usa V. 103 14331 2006
PubMed-ID: 16983091  |  Reference-DOI: 10.1073/PNAS.0601420103

(-) Compounds

Molecule 1 - CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT
    ChainsA
    Organism ScientificCARBOXYDOTHERMUS HYDROGENOFORMANS
    Organism Taxid129958
 
Molecule 2 - CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN
    ChainsB
    Organism ScientificCARBOXYDOTHERMUS HYDROGENOFORMANS
    Organism Taxid129958

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 18)

Asymmetric/Biological Unit (3, 18)
No.NameCountTypeFull Name
1B121Ligand/IonCOBALAMIN
2IOD16Ligand/IonIODIDE ION
3SF41Ligand/IonIRON/SULFUR CLUSTER

(-) Sites  (13, 13)

Asymmetric Unit (13, 13)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASN B:11BINDING SITE FOR RESIDUE IOD B 1444
02AC2SOFTWARELYS A:253BINDING SITE FOR RESIDUE IOD A 1445
03AC3SOFTWAREASN B:185 , HOH B:1597BINDING SITE FOR RESIDUE IOD B 1446
04AC4SOFTWARELYS B:159 , GLN B:189BINDING SITE FOR RESIDUE IOD B 1447
05AC5SOFTWARETHR A:221BINDING SITE FOR RESIDUE IOD A 1448
06AC6SOFTWAREASP A:120 , GLU B:263BINDING SITE FOR RESIDUE IOD A 1450
07AC7SOFTWAREHOH A:1555 , HOH A:1701BINDING SITE FOR RESIDUE IOD A 1452
08AC8SOFTWARETRP A:376BINDING SITE FOR RESIDUE IOD A 1453
09AC9SOFTWARELYS A:134 , HOH A:1550BINDING SITE FOR RESIDUE IOD A 1455
10BC1SOFTWARESER A:127 , ASN A:129 , ARG A:307BINDING SITE FOR RESIDUE IOD A 1456
11BC2SOFTWARESER A:433 , LYS B:254 , HOH B:1551BINDING SITE FOR RESIDUE IOD B 1458
12BC3SOFTWAREASP B:122BINDING SITE FOR RESIDUE IOD B 1459
13BC4SOFTWAREPRO A:317 , PHE A:337 , ILE A:338 , THR A:339 , PHE A:342 , THR A:345 , VAL A:349 , GLY A:369 , THR A:370 , SER A:371 , VAL A:372 , THR A:374 , ALA A:377 , ILE A:405 , PRO A:407 , PRO A:429 , ARG A:430 , GLU A:431 , SER A:432 , HOH A:1460 , HOH A:1483 , HOH A:1493 , HOH A:1496 , HOH A:1502 , HOH A:1607 , HOH A:1627 , HOH A:1651 , HOH A:1679 , HOH A:1723 , HOH A:1730 , PRO B:181 , LEU B:182 , LEU B:186 , LEU B:209 , ILE B:210 , GLY B:211 , TYR B:215 , TYR B:219 , GLU B:249 , HOH B:1600BINDING SITE FOR RESIDUE B12 A 1442

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2H9A)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2H9A)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2H9A)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2H9A)

(-) Exons   (0, 0)

(no "Exon" information available for 2H9A)

(-) 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:383
 aligned with Q3ACS3_CARHZ | Q3ACS3 from UniProtKB/TrEMBL  Length:445

    Alignment length:383
                                    68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438   
         Q3ACS3_CARHZ    59 PPVALIKVGKGEKVLEIGHETVLFRHDKRFEHPCGLAILVEDTLSEGEIKERVEKINKLVFDRVGQMHSVNLVALKGSSQDAATFAKAVATAREVTDLPFILIGTPEQLAAALETEGANNPLLYAATADNYEQMVELAKKYNVPLTVSAKGLDALAELVQKITALGYKNLILDPQPENISEGLFYQTQIRRLAIKKLFRPFGYPTIAFALDENPYQAVMEASVYIAKYAGIIVLNTVEPADILPLITLRLNIYTDPQKPIAVEPKVYEILNPGPDAPVFITTNFSLTYFCVAGDVEGARIPAYILPVDTDGTSVLTAWAAGKFTPEKIAQFLKESGIAEKVNHRKAILPGGVAVLSGKLQELSGWEILVGPRESSGINSFIKQ 441
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eee......eee......hhhhh......eeeeeee...hhhhhhhhhhhhhh.eeee..eeee..eeeee....hhhhhhhhhhhhhhhh...eeee.hhhhhhhhhhhhhhhh.eeeee...hhhhhhhhhhhhh..eeee..hhhhhhhhhhhhhhh....eeee....hhhhhhhhhhhhhhhhhhh.hhhhh...eee....hhhhhhhhhhhhhhh...eeee...hhhhhhhhhhhhhhhh.............eee........eeeee.hhhhhhhhhhhhhhh...eeeeee.....hhhhhhhh...hhhhhhhhhhhhhhhhhh...eeeehhhhhhhhhhhhhhhh.eeee...hhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2h9a A  59 PPVALIKVGKGEKVLEIGHETVLFRHDKRFEHPCGLAILVEDTLSEGEIKERVEKINKLVFDRVGQMHSVNLVALKGSSQDAATFAKAVATAREVTDLPFILIGTPEQLAAALETEGANNPLLYAATADNYEQMVELAKKYNVPLTVSAKGLDALAELVQKITALGYKNLILDPQPENISEGLFYQTQIRRLAIKKLFRPFGYPTIAFALDENPYQAVMEASVYIAKYAGIIVLNTVEPADILPLITLRLNIYTDPQKPIAVEPKVYEILNPGPDAPVFITTNFSLTYFCVAGDVEGARIPAYILPVDTDGTSVLTAWAAGKFTPEKIAQFLKESGIAEKVNHRKAILPGGVAVLSGKLQELSGWEILVGPRESSGINSFIKQ 441
                                    68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438   

Chain B from PDB  Type:PROTEIN  Length:307
 aligned with Q3ACS0_CARHZ | Q3ACS0 from UniProtKB/TrEMBL  Length:310

    Alignment length:307
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       
         Q3ACS0_CARHZ     3 VEVLKEKWNSKVVEVTLGTGDKTVTLGGDSTLPFLTFEGEMPNPPRFALEVFDTPPTDWPDILVEPFKDVINDPVAWAKKCVEYGADIVALRLVSAHPDGQNRSGAELAEVCKAVADAIDVPLMIIGCGVEEKDAEIFPVIGEALSGRNCLLSSATKDNYKPIVATCMVHGHSVVASAPLDINLSKQLNIMIMEMNLAPNRIIMDPLIGALGYGIEYSYSIIERMRLGALTGDKILAMPVVCFIGQEAWKAKEAKDPEVAEWGDYALRAIHWETVTTVALIQAGGHLFVMRHPKSLAEVKEHLKRIL 309
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .............eeee.hhhhheeee..................eeeeeee.......hhhhhhhhh....hhhhhhhhhhhh...eeeee.hhhh......hhhhhhhhhhhhhhhh...eeee...hhhhhhhhhhhhhhhh.....eeeee...hhhhhhhhhhhhh.eeeee...hhhhhhhhhhhhhh...hhh.eeee........hhhhhhhhhhhhhhhhhh.hhhhh...eehhhhhhh.hhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhh..eeee.hhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2h9a B   3 VEVLKEKWNSKVVEVTLGTGDKTVTLGGDSTLPFLTFEGEMPNPPRFALEVFDTPPTDWPDILVEPFKDVINDPVAWAKKCVEYGADIVALRLVSAHPDGQNRSGAELAEVCKAVADAIDVPLMIIGCGVEEKDAEIFPVIGEALSGRNCLLSSATKDNYKPIVATCMVHGHSVVASAPLDINLSKQLNIMIMEMNLAPNRIIMDPLIGALGYGIEYSYSIIERMRLGALTGDKILAMPVVCFIGQEAWKAKEAKDPEVAEWGDYALRAIHWETVTTVALIQAGGHLFVMRHPKSLAEVKEHLKRIL 309
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       

   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 2H9A)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2H9A)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2H9A)

(-) Gene Ontology  (13, 19)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q3ACS3_CARHZ | Q3ACS3)
molecular function
    GO:0051539    4 iron, 4 sulfur cluster binding    Interacting selectively and non-covalently with a 4 iron, 4 sulfur (4Fe-4S) cluster; this cluster consists of four iron atoms, with the inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0018492    carbon-monoxide dehydrogenase (acceptor) activity    Catalysis of the reaction: CO + H2O + acceptor = CO2 + reduced acceptor.
    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: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:0008168    methyltransferase activity    Catalysis of the transfer of a methyl group to an acceptor molecule.
biological process
    GO:0019415    acetate biosynthetic process from carbon monoxide    The chemical reactions and pathways resulting in the formation of acetate from other compounds, including carbon monoxide.
    GO:0046356    acetyl-CoA catabolic process    The chemical reactions and pathways resulting in the breakdown of acetyl-CoA, a derivative of coenzyme A in which the sulfhydryl group is acetylated.
    GO:0044237    cellular metabolic process    The chemical reactions and pathways by which individual cells transform chemical substances.
    GO:0032259    methylation    The process in which a methyl group is covalently attached to a molecule.
    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.

Chain B   (Q3ACS0_CARHZ | Q3ACS0)
molecular function
    GO:0018492    carbon-monoxide dehydrogenase (acceptor) activity    Catalysis of the reaction: CO + H2O + acceptor = CO2 + reduced acceptor.
    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:0008168    methyltransferase activity    Catalysis of the transfer of a methyl group to an acceptor molecule.
biological process
    GO:0006085    acetyl-CoA biosynthetic process    The chemical reactions and pathways resulting in the formation of acetyl-CoA, a derivative of coenzyme A in which the sulfhydryl group is acetylated.
    GO:0044237    cellular metabolic process    The chemical reactions and pathways by which individual cells transform chemical substances.
    GO:0032259    methylation    The process in which a methyl group is covalently attached to a molecule.
    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.

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 Related Entries

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

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        Q3ACS0_CARHZ | Q3ACS02ycl 4c1n
        Q3ACS3_CARHZ | Q3ACS32ycl 4c1n

(-) Related Entries Specified in the PDB File

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