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O27233

- MCRG_METTH

UniProt

O27233 - MCRG_METTH

Protein

Methyl-coenzyme M reductase I subunit gamma

Gene

mcrG

Organism
Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H) (Methanobacterium thermoautotrophicum)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli
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    • History
      Entry version 97 (01 Oct 2014)
      Sequence version 3 (23 Jan 2007)
      Previous versions | rss
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    Functioni

    Reduction of methyl-coenzyme M (2-(methylthio) ethanesulfonic acid) with 7-mercaptoheptanoylthreonine phosphate to methane and a heterodisulfide.

    Catalytic activityi

    Methyl-CoM + CoB = CoM-S-S-CoB + methane.

    Pathwayi

    GO - Molecular functioni

    1. coenzyme-B sulfoethylthiotransferase activity Source: UniProtKB-EC

    GO - Biological processi

    1. methanogenesis Source: UniProtKB-KW

    Keywords - Molecular functioni

    Transferase

    Keywords - Biological processi

    Methanogenesis

    Enzyme and pathway databases

    BioCyciMetaCyc:MCRGMAUTO-MONOMER.
    MTHE187420:GJNM-1167-MONOMER.
    UniPathwayiUPA00646; UER00699.

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Methyl-coenzyme M reductase I subunit gamma (EC:2.8.4.1)
    Short name:
    MCR I gamma
    Alternative name(s):
    Coenzyme-B sulfoethylthiotransferase gamma
    Gene namesi
    Name:mcrG
    Ordered Locus Names:MTH_1165
    OrganismiMethanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H) (Methanobacterium thermoautotrophicum)
    Taxonomic identifieri187420 [NCBI]
    Taxonomic lineageiArchaeaEuryarchaeotaMethanobacteriaMethanobacterialesMethanobacteriaceaeMethanothermobacter
    ProteomesiUP000005223: Chromosome

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Initiator methioninei1 – 11Removed1 Publication
    Chaini2 – 249248Methyl-coenzyme M reductase I subunit gammaPRO_0000147478Add
    BLAST

    Expressioni

    Developmental stagei

    There are two MCR complexes in this bacteria. MCR II is expressed in the early growth phase. Late growth cells contains mostly MCR I.

    Interactioni

    Subunit structurei

    Hexamer of two alpha, two beta, and two gamma chains.

    Protein-protein interaction databases

    IntActiO27233. 1 interaction.
    STRINGi187420.MTH1165.

    Structurei

    3D structure databases

    ProteinModelPortaliO27233.
    SMRiO27233. Positions 2-247.
    ModBaseiSearch...
    MobiDBiSearch...

    Family & Domainsi

    Phylogenomic databases

    eggNOGiCOG4057.
    KOiK00402.
    OMAiKRTTIYR.

    Family and domain databases

    Gene3Di3.90.320.20. 1 hit.
    InterProiIPR009024. Me_CoM_Rdtase_Fd-like_fold.
    IPR003178. Me_CoM_Rdtase_gsu.
    [Graphical view]
    PfamiPF02240. MCR_gamma. 1 hit.
    [Graphical view]
    PIRSFiPIRSF000264. Meth_CoM_rd_gama. 1 hit.
    ProDomiPD005845. Me_CoM_Rdtase_gsu. 1 hit.
    [Graphical view] [Entries sharing at least one domain]
    SUPFAMiSSF55088. SSF55088. 1 hit.
    TIGRFAMsiTIGR03259. met_CoM_red_gam. 1 hit.

    Sequencei

    Sequence statusi: Complete.

    Sequence processingi: The displayed sequence is further processed into a mature form.

    O27233-1 [UniParc]FASTAAdd to Basket

    « Hide

    MAQYYPGTSK VAQNRRNFCN PEYELEKLRE ISDEDVVKIL GHRAPGEEYP    50
    SVHPPLEEMD EPEDAIREMV EPIDGAKAGD RVRYIQFTDS MYFAPAQPYV 100
    RSRAYLCRYR GADAGTLSGR QIIETRERDL EKISKELLET EFFDPARSGV 150
    RGKSVHGHSL RLDEDGMMFD MLRRQIYNKD TGRVEMVKNQ IGDELDEPVD 200
    LGEPLDEETL MNKTTIYRVD GEAYRDDTDA VEIMQRIHVL RSQGGYNPE 249
    Length:249
    Mass (Da):28,717
    Last modified:January 23, 2007 - v3
    Checksum:i95C9C36D111BA5C6
    GO

    Sequence cautioni

    The sequence AAB85654.1 differs from that shown. Reason: Erroneous initiation.

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    U10036 Genomic DNA. Translation: AAA73444.1.
    AE000666 Genomic DNA. Translation: AAB85654.1. Different initiation.
    PIRiC69022.
    RefSeqiNP_276293.1. NC_000916.1.

    Genome annotation databases

    EnsemblBacteriaiAAB85654; AAB85654; MTH_1165.
    GeneIDi1471573.
    KEGGimth:MTH1165.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    U10036 Genomic DNA. Translation: AAA73444.1 .
    AE000666 Genomic DNA. Translation: AAB85654.1 . Different initiation.
    PIRi C69022.
    RefSeqi NP_276293.1. NC_000916.1.

    3D structure databases

    ProteinModelPortali O27233.
    SMRi O27233. Positions 2-247.
    ModBasei Search...
    MobiDBi Search...

    Protein-protein interaction databases

    IntActi O27233. 1 interaction.
    STRINGi 187420.MTH1165.

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Genome annotation databases

    EnsemblBacteriai AAB85654 ; AAB85654 ; MTH_1165 .
    GeneIDi 1471573.
    KEGGi mth:MTH1165.

    Phylogenomic databases

    eggNOGi COG4057.
    KOi K00402.
    OMAi KRTTIYR.

    Enzyme and pathway databases

    UniPathwayi UPA00646 ; UER00699 .
    BioCyci MetaCyc:MCRGMAUTO-MONOMER.
    MTHE187420:GJNM-1167-MONOMER.

    Family and domain databases

    Gene3Di 3.90.320.20. 1 hit.
    InterProi IPR009024. Me_CoM_Rdtase_Fd-like_fold.
    IPR003178. Me_CoM_Rdtase_gsu.
    [Graphical view ]
    Pfami PF02240. MCR_gamma. 1 hit.
    [Graphical view ]
    PIRSFi PIRSF000264. Meth_CoM_rd_gama. 1 hit.
    ProDomi PD005845. Me_CoM_Rdtase_gsu. 1 hit.
    [Graphical view ] [Entries sharing at least one domain ]
    SUPFAMi SSF55088. SSF55088. 1 hit.
    TIGRFAMsi TIGR03259. met_CoM_red_gam. 1 hit.
    ProtoNeti Search...

    Publicationsi

    1. "Growth phase-dependent transcription of the genes that encode the two methyl coenzyme M reductase isoenzymes and N5-methyltetrahydromethanopterin:coenzyme M methyltransferase in Methanobacterium thermoautotrophicum delta H."
      Pihl T.D., Sharma S., Reeve J.N.
      J. Bacteriol. 176:6384-6391(1994) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
      Strain: ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H.
    2. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
      Strain: ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H.
    3. "Two genetically distinct methyl-coenzyme M reductases in Methanobacterium thermoautotrophicum strain Marburg and delta H."
      Rospert S., Linder D., Ellermann J., Thauer R.K.
      Eur. J. Biochem. 194:871-877(1990) [PubMed] [Europe PMC] [Abstract]
      Cited for: PROTEIN SEQUENCE OF 2-21.
      Strain: ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H.

    Entry informationi

    Entry nameiMCRG_METTH
    AccessioniPrimary (citable) accession number: O27233
    Secondary accession number(s): Q50492
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: July 15, 1998
    Last sequence update: January 23, 2007
    Last modified: October 1, 2014
    This is version 97 of the entry and version 3 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programProkaryotic Protein Annotation Program

    Miscellaneousi

    Keywords - Technical termi

    Complete proteome, Direct protein sequencing, Reference proteome

    Documents

    1. PATHWAY comments
      Index of metabolic and biosynthesis pathways

    External Data

    Dasty 3