Annotations: 1KK9

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1kk9a_	Alpha and beta proteins (a+b)	YrdC/RibB	YrdC/RibB	YrdC-like	Hypothetical protein YciO	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	YrdC/RibB-like	8040067	3000166	SCOP2B (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	Sua5_yciO_yrdC	e1kk9A1	A: a+b complex topology	X: YrdC/RibB (From Topology)	H: YrdC/RibB (From Topology)	T: YrdC/RibB	F: Sua5_yciO_yrdC	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.870.10	Alpha Beta	Alpha-Beta Complex	DHBP synthase	DHBP synthase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01300	Telomere recombination (Sua5_yciO_yrdC)	Telomere recombination	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	probable translation factor yciO	RNA binding double-stranded RNA binding binding organic cyclic compound binding nucleic acid binding	-	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017945	DHBP synthase RibB-like alpha/beta domain superfamily	Homologous Superfamily
A	IPR006070	Threonylcarbamoyl-AMP synthase-like domain	Domain

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.