1L3I

MT0146, THE PRECORRIN-6Y METHYLTRANSFERASE (CBIT) HOMOLOG FROM M. THERMOAUTOTROPHICUM, ADOHCY BINARY COMPLEX

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1l3ia_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
B	d1l3ib_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
C	d1l3ic_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
D	d1l3id_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
E	d1l3ie_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
F	d1l3if_	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	Precorrin-6Y methyltransferase (CbiT)	Precorrin-6Y methyltransferase (CbiT)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Precorrin-6Y methyltransferase (CbiT)	8030497	4003082	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8042876	3000118	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF13847	e1l3iA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)
B	PF13847	e1l3iB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)
C	PF13847	e1l3iC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)
D	PF13847	e1l3iD1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)
E	PF13847	e1l3iE1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)
F	PF13847	e1l3iF1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF13847	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
B	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
C	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
D	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
E	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
F	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF13847	Methyltransferase domain (Methyltransf_31)	Methyltransferase domain	This family appears to have methyltransferase activity.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	Precorrin-6y methyltransferase/putative decarboxylase	transferase activity, transferring one-carbon groups cobalt-precorrin-6B C5-methyltransferase activity transferase activity methyltransferase activity catalytic activity catalytic activity, acting on a protein protein methyltransferase activity	methylation metabolic process cobalamin metabolic process cobalamin biosynthetic process water-soluble vitamin biosynthetic process organonitrogen compound metabolic process tetrapyrrole metabolic process small molecule biosynthetic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process vitamin biosynthetic process vitamin metabolic process organic cyclic compound metabolic process methylation metabolic process cobalamin metabolic process cobalamin biosynthetic process water-soluble vitamin biosynthetic process organonitrogen compound metabolic process tetrapyrrole metabolic process small molecule biosynthetic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process vitamin biosynthetic process vitamin metabolic process organic cyclic compound metabolic process organic substance metabolic process tetrapyrrole biosynthetic process biosynthetic process organic cyclic compound biosynthetic process organic substance biosynthetic process small molecule metabolic process cellular process water-soluble vitamin metabolic process corrin metabolic process corrin biosynthetic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR014008	Cobalamin biosynthesis, precorrin-6Y methyltransferase, CbiT subunit	Family
A, B, C, D, E A, B, C, D, E, F	IPR025714	Methyltransferase domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR023475	Probable cobalt-precorrin-6B C(15)-methyltransferase (decarboxylating) CbiT	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.