7LTF | pdb_00007ltf

Structure of the alpha-N-methyltransferase (SonM mutant Y58F) and RiPP precursor (SonA) heteromeric complex (no cofactor)

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	F_UNCLASSIFIED	e7ltfC2	A: a+b two layers	X: Tetrapyrrole methylase C-terminal domain-like	H: Tetrapyrrole methylase C-terminal domain (From Topology)	T: Tetrapyrrole methylase C-terminal domain	F: F_UNCLASSIFIED	ECOD (1.6)
C	TP_methylase_N	e7ltfC1	A: a/b three-layered sandwiches	X: Tetrapyrrole methylase N-terminal domain (From Topology)	H: Tetrapyrrole methylase N-terminal domain (From Topology)	T: Tetrapyrrole methylase N-terminal domain	F: TP_methylase_N	ECOD (1.6)
A	F_UNCLASSIFIED	e7ltfA2	A: a+b two layers	X: Tetrapyrrole methylase C-terminal domain-like	H: Tetrapyrrole methylase C-terminal domain (From Topology)	T: Tetrapyrrole methylase C-terminal domain	F: F_UNCLASSIFIED	ECOD (1.6)
A	TP_methylase_N	e7ltfA1	A: a/b three-layered sandwiches	X: Tetrapyrrole methylase N-terminal domain (From Topology)	H: Tetrapyrrole methylase N-terminal domain (From Topology)	T: Tetrapyrrole methylase N-terminal domain	F: TP_methylase_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	3.40.1010.10	Alpha Beta	3-Layer(aba) Sandwich	Cobalt-precorrin-4 Transmethylase	domain 1	CATH (utative)
A	3.40.1010.10	Alpha Beta	3-Layer(aba) Sandwich	Cobalt-precorrin-4 Transmethylase	domain 1	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D	PF07746	Aromatic-ring-opening dioxygenase LigAB, LigA subunit (LigA)	Aromatic-ring-opening dioxygenase LigAB, LigA subunit	-	Family
A, C	PF00590	Tetrapyrrole (Corrin/Porphyrin) Methylases (TP_methylase)	Tetrapyrrole (Corrin/Porphyrin) Methylases	This family uses S-AdoMet in the methylation of diverse substrates. This family includes a related group of bacterial proteins of unknown function, including Swiss:P45528. This family includes the methylase Dipthine synthase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	LigA domain-containing protein	-	-	-
A, C	TP-methylase family protein	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D	IPR011986	Extradiol ring-cleavage dioxygenase LigAB, LigA subunit	Domain
B, D	IPR036622	Dioxygenase LigAB, LigA subunit superfamily	Homologous Superfamily
A, C	IPR035996	Tetrapyrrole methylase superfamily	Homologous Superfamily
A, C	IPR014777	Tetrapyrrole methylase, subdomain 1	Homologous Superfamily
A, C	IPR000878	Tetrapyrrole methylase	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B, D	IML	Parent Component: ILE RESID: AA0336 PSI-MOD : N-methyl-L-isoleucine MOD:00341
B, D	MLE	Parent Component: LEU RESID: AA0336 , AA0337 PSI-MOD : N-methyl-L-isoleucine MOD:00341 , N-methyl-L-leucine MOD:00342

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.