Annotations: 6BXK

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Diphthamide_syn_3rd	e6bxkA1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_3rd	ECOD (1.6)
A	Diphthamide_syn_2nd	e6bxkA3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_2nd	ECOD (1.6)
A	Diphthamide_syn_1st	e6bxkA2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_1st	ECOD (1.6)
B	Diphthamide_syn_3rd	e6bxkB2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_3rd	ECOD (1.6)
B	Diphthamide_syn_2nd	e6bxkB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_2nd	ECOD (1.6)
B	Diphthamide_syn_1st	e6bxkB3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Iron-sulphur enzyme Dph2	F: Diphthamide_syn_1st	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.11840	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Diphthamide synthesis DPH1/DPH2 domain 1	CATH (4.3.0)
A	3.40.50.11850	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Diphthamide synthesis DPH1/DPH2 domain 2	CATH (4.3.0)
A	3.40.50.11860	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Diphthamide synthesis DPH1/DPH2 domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01866	Putative diphthamide synthesis protein (Diphthamide_syn)	Putative diphthamide synthesis protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	2-(3-amino-3-carboxypropyl)histidine synthase	transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity 2-(3-amino-3-carboxypropyl)histidine synthase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	peptidyl-histidine modification macromolecule modification peptidyl-amino acid modification metabolic process primary metabolic process protein metabolic process macromolecule metabolic process protein modification process protein histidyl modification to diphthamide cellular catabolic process sulfur compound catabolic process S-adenosylmethionine catabolic process catabolic process cellular metabolic process peptidyl-histidine modification macromolecule modification peptidyl-amino acid modification metabolic process primary metabolic process protein metabolic process macromolecule metabolic process protein modification process protein histidyl modification to diphthamide cellular catabolic process sulfur compound catabolic process S-adenosylmethionine catabolic process catabolic process cellular metabolic process S-adenosylmethionine metabolic process sulfur compound metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR042265	Diphthamide synthesis DPH1/DPH2, domain 3	Homologous Superfamily
A, B	IPR022428	Diphthamide synthesis Dph2, archaea	Family
A, B	IPR042263	Diphthamide synthesis DPH1/DPH2, domain 1	Homologous Superfamily
A, B	IPR042264	Diphthamide synthesis DPH1/DPH2, domain 2	Homologous Superfamily
A, B	IPR016435	Diphthamide synthesis DPH1/DPH2	Family
A, B	IPR035435	Diphthamide synthesis DHP1/DPH2, eukaryotes and archaea	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.