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Q60391

- MCRX_METJA

UniProt

Q60391 - MCRX_METJA

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Protein
Methyl-coenzyme M reductase II subunit alpha
Gene
mrtA, mtrA, MJ0083
Organism
Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii)
Status
Reviewed - Annotation score: 3 out of 5 - Protein inferred from homologyi

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.

Cofactori

Binds 1 coenzyme F430 noncovalently per subunit. Coenzyme F430 is a yellow nickel porphinoid By similarity.

Pathwayi

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi150 – 1501Nickel By similarity

GO - Molecular functioni

  1. coenzyme-B sulfoethylthiotransferase activity Source: UniProtKB-EC
  2. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. methanogenesis Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Transferase

Keywords - Biological processi

Methanogenesis

Keywords - Ligandi

Metal-binding, Nickel

Enzyme and pathway databases

UniPathwayiUPA00646; UER00699.

Names & Taxonomyi

Protein namesi
Recommended name:
Methyl-coenzyme M reductase II subunit alpha (EC:2.8.4.1)
Short name:
MCR II alpha
Alternative name(s):
Coenzyme-B sulfoethylthiotransferase alpha
Gene namesi
Name:mrtA
Synonyms:mtrA
Ordered Locus Names:MJ0083
OrganismiMethanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii)
Taxonomic identifieri243232 [NCBI]
Taxonomic lineageiArchaeaEuryarchaeotaMethanococciMethanococcalesMethanocaldococcaceaeMethanocaldococcus
ProteomesiUP000000805: Chromosome

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 552552Methyl-coenzyme M reductase II subunit alpha
PRO_0000147453Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Modified residuei260 – 2601Pros-methylhistidine By similarity
Modified residuei274 – 27415-methylarginine By similarity

Keywords - PTMi

Methylation

Interactioni

Subunit structurei

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

Protein-protein interaction databases

STRINGi243232.MJ0083.

Structurei

3D structure databases

ProteinModelPortaliQ60391.
SMRiQ60391. Positions 7-551.

Family & Domainsi

Phylogenomic databases

eggNOGiCOG4058.
KOiK00399.
OMAiGHQPEYA.
PhylomeDBiQ60391.

Family and domain databases

Gene3Di1.20.840.10. 1 hit.
3.30.70.470. 1 hit.
3.90.390.10. 1 hit.
InterProiIPR022681. MCR_a/b_chain_a-bundle.
IPR016212. Me_CoM_Rdtase_asu.
IPR008924. Me_CoM_Rdtase_asu/bsu_C.
IPR009047. Me_CoM_Rdtase_asu_C.
IPR003183. Me_CoM_Rdtase_asu_N.
IPR015811. Me_CoM_Rdtase_asu_N_sub1.
IPR015823. Me_CoM_Rdtase_asu_N_sub2.
IPR009024. Me_CoM_Rdtase_Fd-like_fold.
[Graphical view]
PfamiPF02249. MCR_alpha. 1 hit.
PF02745. MCR_alpha_N. 1 hit.
[Graphical view]
PIRSFiPIRSF000262. MCR_alpha. 1 hit.
SUPFAMiSSF48081. SSF48081. 1 hit.
SSF55088. SSF55088. 1 hit.
TIGRFAMsiTIGR03256. met_CoM_red_alp. 1 hit.

Sequencei

Sequence statusi: Complete.

Q60391-1 [UniParc]FASTAAdd to Basket

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MDVEKKLFLK ALKEKFEEDP KEKYTKFYIF GGWRQSARKR EFVEFAQKLI    50
EKRGGIPFYN PDIGVPLGQR KLMTYKISGT DAFVEGDDLH FCNNAAIQQL 100
VDDIKRTVIV GMDTAHAVLE KRLGVEVTPE TINEYMETIN HALPGGAVVQ 150
EHMVEVHPGL VWDCYAKIFT GNDELADEID KRFLIDINKE FPEEQAEQIK 200
KYIGNRTYQV SRVPTIVVRC CDGGTVSRWS AMQIGMSFIT AYKLCAGEAA 250
IADFSYAAKH ADVIQMGMIL PARRARGPNE PGGVPFGIFA DIIQTSRVSD 300
DPAQVTLEVI GAAATFYDQV WLGSYMSGGV GFTQYASATY TDDILDDFVY 350
YGMDYVEKKY GLCGVKPSME VVKDIATEVT LYGLEQYDEY PALLEDHFGG 400
SQRAGVTAAA AGCSVAFATG NSNAGINGWY LSQILHKEYH SRLGFYGYDL 450
QDQCGAANSL SIRSDEGLLH ECRGPNYPNY AMNVGHQPEY AGIAQAPHAA 500
RGDAFCLNPI IKVAFADDNL IFDFKWPRKC IAKGALREFE PAGERDLIIP 550
AA 552
Length:552
Mass (Da):61,241
Last modified:November 1, 1997 - v1
Checksum:iDB66781796B987CE
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
L77117 Genomic DNA. Translation: AAB98063.1.
PIRiC64310.
RefSeqiNP_247047.1. NC_000909.1.

Genome annotation databases

EnsemblBacteriaiAAB98063; AAB98063; MJ_0083.
GeneIDi1450922.
KEGGimja:MJ_0083.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
L77117 Genomic DNA. Translation: AAB98063.1 .
PIRi C64310.
RefSeqi NP_247047.1. NC_000909.1.

3D structure databases

ProteinModelPortali Q60391.
SMRi Q60391. Positions 7-551.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 243232.MJ0083.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai AAB98063 ; AAB98063 ; MJ_0083 .
GeneIDi 1450922.
KEGGi mja:MJ_0083.

Phylogenomic databases

eggNOGi COG4058.
KOi K00399.
OMAi GHQPEYA.
PhylomeDBi Q60391.

Enzyme and pathway databases

UniPathwayi UPA00646 ; UER00699 .

Family and domain databases

Gene3Di 1.20.840.10. 1 hit.
3.30.70.470. 1 hit.
3.90.390.10. 1 hit.
InterProi IPR022681. MCR_a/b_chain_a-bundle.
IPR016212. Me_CoM_Rdtase_asu.
IPR008924. Me_CoM_Rdtase_asu/bsu_C.
IPR009047. Me_CoM_Rdtase_asu_C.
IPR003183. Me_CoM_Rdtase_asu_N.
IPR015811. Me_CoM_Rdtase_asu_N_sub1.
IPR015823. Me_CoM_Rdtase_asu_N_sub2.
IPR009024. Me_CoM_Rdtase_Fd-like_fold.
[Graphical view ]
Pfami PF02249. MCR_alpha. 1 hit.
PF02745. MCR_alpha_N. 1 hit.
[Graphical view ]
PIRSFi PIRSF000262. MCR_alpha. 1 hit.
SUPFAMi SSF48081. SSF48081. 1 hit.
SSF55088. SSF55088. 1 hit.
TIGRFAMsi TIGR03256. met_CoM_red_alp. 1 hit.
ProtoNeti Search...

Publicationsi

  1. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440.

Entry informationi

Entry nameiMCRX_METJA
AccessioniPrimary (citable) accession number: Q60391
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: November 1, 1997
Last modified: September 3, 2014
This is version 97 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Methanococcus jannaschii
    Methanococcus jannaschii: entries and gene names
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways

External Data

Dasty 3

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