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Title :  THEORETICAL STRUCTURE PREDICTION OF N5N10-METHENYLTETRAHYDROMETHANOPTERIN CYCLOHYDROLASE FROM ARCHEAN METHANOBACTERIUM THERMOAUTOTROPHICUM DETLA 'H' STRAIN
 
Authors :  S. Visweswara Pokkuluri, Sunitha Pokkuluri, S. Kumari Nunna
Date :  11 Oct 06  (Deposition) - 24 Oct 06  (Release) - 24 Oct 06  (Revision)
Method :  THEORETICAL MODEL
Resolution :  NOT APPLICABLE
Chains :  Theor. Model :  A
Keywords :  Monofunctional Cyclohydrolase, Methanogenesis, Methanopterin, Energy-Independent Hydrolysis (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. V. Pokkuluri, S. Pokkuluri, S. K. Nunna
Comparative Model Of Monofunctional N5N10 Methenyltetrahydromethanopterin Cyclohydrolase From Hyperthermophile Methanobacterium Thermoautotrophicum Delta 'H' Strain
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - N5, N10-METHENYL TETRAHDROMETHANOPTERIN
    Chains: A
    Fragment: MONOFUNCTIONAL CYCLOHYDROLASE
    Organism Scientific: METHANOBACTERIUM THERMOFORMICICUM
    Strain: DELTA 'H

 Structural Features

(-) Chains, Units

  
Theoretical Model : 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2IOZ)

(-) Sites  (0, 0)

(no "Site" information available for 2IOZ)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (1, 1)

Theoretical Model
No.Residues
1Lys A:120 -Pro A:121

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 2IOZ)

(-) Sequences/Alignments

Theoretical Model
   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:320
 aligned with MCH_METTH | O26867 from UniProtKB/Swiss-Prot  Length:320

    Alignment length:320
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320
            MCH_METTH     1 MVSVNLEAKKIVDRMIEKADDLKIKVDKLENGSTVIDCGVNVDGSIKAGELYTGVCLGGLADVGISIPGDLSERFALPSVKIKTDFPAISTLGAQKAGWSVSVGDFFALGSGPARALSLKPAETYEEIGYQDEADVAILTLEADKLPGEDVTDMIAEECDVAAENVYVLVAPTSSLVGSIQISGRVVENGTYKMLEALHFDVNKVKYAAGIAPIAPVDPDSLKAMGKTNDAVLFGGRTYYYIESEEGDDIKSLAENLPSSASEGYGKPFYDVFREADYDFYKIDKGMFAPAEVVINDLRTGDVFRAGFVNEELLMKSFGL 320
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhh.eeee.....eeee.......hhhhhhhhhhhhh....eeeee............eeeeee.hhhhhhh......eeeee..eeeeee.hhhhhh..hhhhhhhhh.......eeeeee.....hhhhhhhhhhhhh.hhh.eeeeee...hhhhhhhhhhhhhhhhhhhhhhh...hhhhh.eeeeeee......hhhhhhhhhhhhhhhhheeeeee......hhhhhhhhhhhhhh.....hhhhhhhhh..hhhhhhhhhh...eeeeee.....eeeee..hhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2ioz A   1 MVSVNLEAKKIVDRMIEKADDLKIKVDKLENGSTVIDCGVNVDGSIKAGELYTGVCLGGLADVGISIPGDLSERFALPSVKIKTDFPAISTLGAQKAGWSVSVGDFFALGSGPARALSLKPAETYEEIGYQDEADVAILTLEADKLPGEDVTDMIAEECDVAAENVYVLVAPTSSLVGSIQISGRVVENGTYKMLEALHFDVNKVKYAAGIAPIAPVDPDSLKAMGKTNDAVLFGGRTYYYIESEEGDDIKSLAENLPSSASEGYGKPFYDVFREADYDFYKIDKGMFAPAEVVINDLRTGDVFRAGFVNEELLMKSFGL 320
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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  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 2IOZ)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (6, 6)

Theoretical Model(hide GO term definitions)
Chain A   (MCH_METTH | O26867)
molecular function
    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:0018759    methenyltetrahydromethanopterin cyclohydrolase activity    Catalysis of the reaction: 5,10-methenyl-5,6,7,8-tetrahydromethanopterin + H(2)O = N(5)-formyl-5,6,7,8-tetrahydromethanopterin + H(+).
biological process
    GO:0015948    methanogenesis    The chemical reactions and pathways resulting in the formation of methane, a colorless, odorless, flammable gas with the formula CH4. It is the simplest of the alkanes.
    GO:0019386    methanogenesis, from carbon dioxide    The chemical reactions and pathways resulting in the formation of methane, a colorless, odorless, flammable gas with the formula CH4, from other compounds, including carbon dioxide (CO2).
    GO:0006730    one-carbon metabolic process    The chemical reactions and pathways involving the transfer of one-carbon units in various oxidation states.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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  Cis Peptide Bonds
    Lys A:120 - Pro A:121   [ RasMol ]  
 

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 Related Entries

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(-) Related Entries Specified in the PDB File

1qlm THE SAME PROTEIN, 1QLM WHICH IS FUNCTIONAL COMPARATIVE IN METHOCOCCUS KANDLERI IS A HOMO TRIMER.