Annotations: 6BXK

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
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)
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)

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 cellular 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 peptidyl-histidine modification macromolecule modification peptidyl-amino acid modification metabolic process cellular 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 S-adenosylmethionine metabolic process sulfur compound metabolic 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.