3I4T | pdb_00003i4t

Crystal structure of putative diphthine synthase from Entamoeba histolytica

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Tetrapyrrole methylase	8064085	4000056	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Tetrapyrrole methylase	8064086	3000017	SCOP2 (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		e3i4tA1	A: F-type ATP synthase subunit b	X: Bacterial cell wall synthesis membrane enzyme MraY-related	H: Bacterial cell wall synthesis membrane enzyme MraY-related	T: Phage_int_SAM_6	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.1010.10	Alpha Beta	3-Layer(aba) Sandwich	Cobalt-precorrin-4 Transmethylase	domain 1	CATH (4.3.0)
A	3.30.950.10	Alpha Beta	2-Layer Sandwich	Methyltransferase, Cobalt-precorrin-4 Transmethylase	Domain 2	CATH (4.3.0)

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	diphthine synthase	diphthine methyl ester synthase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups protein methyltransferase activity transferase activity methyltransferase activity catalytic activity S-adenosylmethionine-dependent methyltransferase activity	methylation metabolic process cellular process peptidyl-histidine modification macromolecule modification peptidyl-amino acid modification primary metabolic process protein metabolic process macromolecule metabolic process protein modification process protein histidyl modification to diphthamide	-

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	IPR014776	Tetrapyrrole methylase, subdomain 2	Homologous Superfamily
A	IPR000878	Tetrapyrrole methylase	Domain
A	IPR004551	Diphthine synthase	Family

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.