8S7X | pdb_00008s7x

Methyl-coenzyme M reductase activation complex without the A2 component

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02240	Methyl-coenzyme M reductase gamma subunit (MCR_gamma)	Methyl-coenzyme M reductase gamma subunit	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (Pfam:PF02241), and 2 gamma (this family) subunits with two identical nickel porphinoid active ...	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (Pfam:PF02241), and 2 gamma (this family) subunits with two identical nickel porphinoid active sites [1].	Domain
C [auth E], D	PF02241	Methyl-coenzyme M reductase beta subunit, C-terminal domain (MCR_beta)	Methyl-coenzyme M reductase beta subunit, C-terminal domain	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (this family), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active ...	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (this family), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active sites [1]. The C-terminal domain of MCR beta has an all-alpha fold with buried central helix.	Domain
C [auth E], D	PF02783	Methyl-coenzyme M reductase beta subunit, N-terminal domain (MCR_beta_N)	Methyl-coenzyme M reductase beta subunit, N-terminal domain	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (this family), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active ...	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (Pfam:PF02249), 2 beta (this family), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active sites [1]. The N-terminal domain has an alpha/beta ferredoxin-like fold.	Domain
E [auth C], G [auth F]	PF02745	Methyl-coenzyme M reductase alpha subunit, N-terminal domain (MCR_alpha_N)	Methyl-coenzyme M reductase alpha subunit, N-terminal domain	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (this family), 2 beta (Pfam:PF02241), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active ...	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (this family), 2 beta (Pfam:PF02241), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active sites [1]. The N-terminal domain has a ferredoxin-like fold.	Domain
E [auth C], G [auth F]	PF02249	Methyl-coenzyme M reductase alpha subunit, C-terminal domain (MCR_alpha)	Methyl-coenzyme M reductase alpha subunit, C-terminal domain	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (this family), 2 beta (Pfam:PF02241), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active ...	Methyl-coenzyme M reductase (MCR) is the enzyme responsible for microbial formation of methane. It is a hexamer composed of 2 alpha (this family), 2 beta (Pfam:PF02241), and 2 gamma (Pfam:PF02240) subunits with two identical nickel porphinoid active sites [1]. The C-terminal domain is comprised of an all-alpha multi-helical bundle.	Domain
F [auth G]	PF09886	Uncharacterized protein conserved in archaea (DUF2113) (DUF2113)	Uncharacterized protein conserved in archaea (DUF2113)	-	Family
H	PF04609	Methyl-coenzyme M reductase operon protein C (MCR_C)	Methyl-coenzyme M reductase operon protein C	-	Family
I	PF04609	Methyl-coenzyme M reductase operon protein C (MCR_C)	Methyl-coenzyme M reductase operon protein C	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Methyl-coenzyme M reductase subunit gamma	coenzyme-B sulfoethylthiotransferase activity alkylthioltransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process alkane metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration	cellular anatomical structure intracellular anatomical structure cytoplasm
C [auth E], D	Methyl-coenzyme M reductase subunit beta	coenzyme-B sulfoethylthiotransferase activity alkylthioltransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process alkane metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration	cellular anatomical structure intracellular anatomical structure cytoplasm
E [auth C], G [auth F]	Methyl-coenzyme M reductase subunit alpha	coenzyme-B sulfoethylthiotransferase activity alkylthioltransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process alkane metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration	cellular anatomical structure intracellular anatomical structure cytoplasm
F [auth G]	Methanogenesis marker protein 17	-	-	-
H	Methanogenesis marker protein 7	-	-	-
I	Methyl-coenzyme M reductase operon protein C	-	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process alkane metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration	-
J	UPF0288 protein MmarC6_0796	-	-	-
K [auth L]	DUF2098 domain-containing protein	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009024	Methyl-coenzyme M reductase, ferredoxin-like fold	Homologous Superfamily
A, B	IPR003178	Methyl-coenzyme M reductase, gamma subunit	Family
A, B	IPR036994	Methyl-coenzyme M reductase, gamma subunit superfamily	Homologous Superfamily
C [auth E], D	IPR009024	Methyl-coenzyme M reductase, ferredoxin-like fold	Homologous Superfamily
C [auth E], D	IPR022680	Methyl-coenzyme M reductase, beta subunit, N-terminal	Domain
C [auth E], D	IPR008924	Methyl-coenzyme M reductase, alpha/beta subunit, C-terminal	Homologous Superfamily
C [auth E], D	IPR015823	Methyl-coenzyme M reductase, alpha subunit, N-terminal subdomain 2	Homologous Superfamily
C [auth E], D	IPR003179	Methyl-coenzyme M reductase, beta subunit	Family
C [auth E], D	IPR022679	Methyl-coenzyme M reductase, beta subunit, C-terminal	Domain
E [auth C], G [auth F]	IPR009047	Methyl-coenzyme M reductase, alpha subunit, C-terminal	Domain
E [auth C], G [auth F]	IPR009024	Methyl-coenzyme M reductase, ferredoxin-like fold	Homologous Superfamily
E [auth C], G [auth F]	IPR003183	Methyl-coenzyme M reductase, alpha subunit, N-terminal	Domain
E [auth C], G [auth F]	IPR008924	Methyl-coenzyme M reductase, alpha/beta subunit, C-terminal	Homologous Superfamily
E [auth C], G [auth F]	IPR016212	Methyl coenzyme M reductase, alpha subunit	Family
E [auth C], G [auth F]	IPR015823	Methyl-coenzyme M reductase, alpha subunit, N-terminal subdomain 2	Homologous Superfamily
E [auth C], G [auth F]	IPR015811	Methyl-coenzyme M reductase, alpha subunit, N-terminal subdomain 1	Homologous Superfamily
F [auth G]	IPR016762	Methanogenesis marker 17 protein	Family
H	IPR011312	Methanogenesis marker 7 protein	Family
H	IPR026327	Methyl-coenzyme M reductase, protein C-like	Family
I	IPR007687	Methyl-coenzyme M reductase, protein C	Family
I	IPR026327	Methyl-coenzyme M reductase, protein C-like	Family
J	IPR016466	Methanogenesis marker 3 protein	Family
K [auth L]	IPR017099	Uncharacterised conserved protein UCP037053	Family
K [auth L]	IPR019209	Protein of unknown function DUF2098	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
E [auth C], G [auth F]	AGM	Parent Component: ARG RESID: AA0272 PSI-MOD : 5-methyl-L-arginine MOD:00277
E [auth C], G [auth F]	GL3	Parent Component: GLY RESID: AA0272 , AA0265 PSI-MOD : 5-methyl-L-arginine MOD:00277 , 1-thioglycine (internal) MOD:00270 , 1-thioglycine (C-terminal) MOD:01623
E [auth C], G [auth F]	MGN	Parent Component: GLN RESID: AA0272 , AA0265 , AA0273 PSI-MOD : 5-methyl-L-arginine MOD:00277 , 1-thioglycine (internal) MOD:00270 , 1-thioglycine (C-terminal) MOD:01623 , 2-methyl-L-glutamine MOD:00278
E [auth C], G [auth F]	MHS	Parent Component: HIS RESID: AA0272 , AA0265 , AA0273 , AA0073 PSI-MOD : 5-methyl-L-arginine MOD:00277 , 1-thioglycine (internal) MOD:00270 , 1-thioglycine (C-terminal) MOD:01623 , 2-methyl-L-glutamine MOD:00278 , 3'-methyl-L-histidine MOD:00082
E [auth C], G [auth F]	SMC	Parent Component: CYS RESID: AA0272 , AA0265 , AA0273 , AA0073 , AA0234 PSI-MOD : 5-methyl-L-arginine MOD:00277 , 1-thioglycine (internal) MOD:00270 , 1-thioglycine (C-terminal) MOD:01623 , 2-methyl-L-glutamine MOD:00278 , 3'-methyl-L-histidine MOD:00082 , S-methyl-L-cysteine MOD:00239