Annotations: 5N0O

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	MazG	e5n0oA3	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: Hypothetical protein AF_0060	F: MazG	ECOD (1.6)
A	UNK_F_TYPE	e5n0oA2	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: UNK_F_TYPE	ECOD (1.6)
A	TP_methylase_N	e5n0oA1	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)
B	UNK_F_TYPE	e5n0oB1	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: Hypothetical protein AF_0060	F: UNK_F_TYPE	ECOD (1.6)
B	UNK_F_TYPE	e5n0oB2	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: UNK_F_TYPE	ECOD (1.6)
B	TP_methylase_N	e5n0oB3	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	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
B	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
A	Peptide N-methyltransferase	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity	methylation metabolic process	-
B	Peptide N-methyltransferase	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity	methylation metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035996	Tetrapyrrole methylase superfamily	Homologous Superfamily
A	IPR014777	Tetrapyrrole methylase, subdomain 1	Homologous Superfamily
A	IPR000878	Tetrapyrrole methylase	Domain
B	IPR035996	Tetrapyrrole methylase superfamily	Homologous Superfamily
B	IPR014777	Tetrapyrrole methylase, subdomain 1	Homologous Superfamily
B	IPR000878	Tetrapyrrole methylase	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	CSX	Parent Component: CYS RESID: AA0451 PSI-MOD : 2'-(S-L-cysteinyl)-6'-hydroxy-L-tryptophan sulfoxide MOD:01380
A	MSE	Parent Component: MET RESID: AA0451
B	CSO	Parent Component: CYS RESID: AA0451 , AA0205 PSI-MOD : 2'-(S-L-cysteinyl)-6'-hydroxy-L-tryptophan sulfoxide MOD:01380 , L-cysteine sulfenic acid MOD:00210
B	CSX	Parent Component: CYS RESID: AA0451 , AA0205 , AA0451 PSI-MOD : 2'-(S-L-cysteinyl)-6'-hydroxy-L-tryptophan sulfoxide MOD:01380 , L-cysteine sulfenic acid MOD:00210 , 2'-(S-L-cysteinyl)-6'-hydroxy-L-tryptophan sulfoxide MOD:01380
B	MSE	Parent Component: MET RESID: AA0451 , AA0205 , AA0451

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.