Annotations: 8Q3V

Cryo-EM structure of the methanogenic Na+ translocating N5-methyl-H4MPT:CoM methyltransferase complex

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Tropomyosin	e8q3vA01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Tropomyosin	ECOD (v295)
H [auth a]	DNA_topoisoIV	e8q3va1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: DNA_topoisoIV	ECOD (v295)
O [auth Q]	DNA_topoisoIV	e8q3vQ1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: DNA_topoisoIV	ECOD (v295)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G, N [auth g], U [auth W]	Tetrahydromethanopterin S-methyltransferase subunit G	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex methyltransferase complex transferase complex
F, M [auth f], T [auth V]	Tetrahydromethanopterin S-methyltransferase subunit F	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex methyltransferase complex transferase complex
E, L [auth e], S [auth U]	Tetrahydromethanopterin S-methyltransferase subunit E	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane intracellular anatomical structure cytoplasm membrane-bounded organelle vesicle membrane organelle vesicle organelle membrane protein-containing complex catalytic complex methyltransferase complex cell periphery cellular anatomical structure plasma membrane membrane intracellular anatomical structure cytoplasm membrane-bounded organelle vesicle membrane organelle vesicle organelle membrane protein-containing complex catalytic complex methyltransferase complex transferase complex
D, K [auth d], R [auth T]	Tetrahydromethanopterin S-methyltransferase subunit D	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane intracellular anatomical structure cytoplasm membrane-bounded organelle vesicle membrane organelle vesicle organelle membrane protein-containing complex catalytic complex methyltransferase complex cell periphery cellular anatomical structure plasma membrane membrane intracellular anatomical structure cytoplasm membrane-bounded organelle vesicle membrane organelle vesicle organelle membrane protein-containing complex catalytic complex methyltransferase complex transferase complex
C, J [auth c], Q [auth S]	Tetrahydromethanopterin S-methyltransferase subunit C	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex methyltransferase complex transferase complex
B, I [auth b], P [auth R]	Tetrahydromethanopterin S-methyltransferase subunit B	tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex methyltransferase complex transferase complex
A, H [auth a], O [auth Q]	Tetrahydromethanopterin S-methyltransferase subunit A 1	cation binding transition metal ion binding ion binding binding metal ion binding cobalt ion binding small molecule binding tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity cation binding transition metal ion binding ion binding binding metal ion binding cobalt ion binding small molecule binding tetrahydromethanopterin S-methyltransferase activity monoatomic cation transmembrane transporter activity transferase activity, transferring one-carbon groups S-methyltransferase activity transferase activity sodium ion transmembrane transporter activity 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity monoatomic ion transmembrane transporter activity transporter activity methyltransferase activity metal ion transmembrane transporter activity catalytic activity transmembrane transporter activity	methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide methylation metabolic process cellular process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis hydrocarbon biosynthetic process methanogenesis, from carbon dioxide anaerobic respiration small molecule metabolic process one-carbon metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex methyltransferase complex transferase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
G, N [auth g], U [auth W]	IPR005866	Tetrahydromethanopterin S-methyltransferase, subunit G	Family
F, M [auth f], T [auth V]	IPR013347	Tetrahydromethanopterin S-methyltransferase, F subunit	Domain
F, M [auth f], T [auth V]	IPR011307	Tetrahydromethanopterin S-methyltransferase, subunit F	Family
E, L [auth e], S [auth U]	IPR005780	Tetrahydromethanopterin S-methyltransferase, subunit E	Family
D, K [auth d], R [auth T]	IPR005779	Tetrahydromethanopterin S-methyltransferase, subunit D	Family
C, J [auth c], Q [auth S]	IPR005865	Tetrahydromethanopterin S-methyltransferase, subunit C	Family
B, I [auth b], P [auth R]	IPR008690	Tetrahydromethanopterin S-methyltransferase subunit B	Family
A, H [auth a], O [auth Q]	IPR005778	Tetrahydromethanopterin S-methyltransferase subunit A, MtrA	Family
A, H [auth a], O [auth Q]	IPR030688	Methyltransferase MtrA/MtxA	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H [auth a], I [auth b], J [auth c], K [auth d], L [auth e], M [auth f], N [auth g], O [auth Q], P [auth R], Q [auth S], R [auth T], S [auth U], T [auth V], U [auth W]	PDBTM	Annotated as membrane protein by PDBTM

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

8Q3V | pdb_00008q3v

Cryo-EM structure of the methanogenic Na+ translocating N5-methyl-H4MPT:CoM methyltransferase complex

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Membrane Protein Annotation: PDBTM PDBTM Database Homepage