Annotations: 3KXI

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	50S ribosome-binding GTPase-like	8019374	4004038	SCOP2 (2022-06-29)
A	SCOP2 Family	HflX N-terminal region-like	8056948	4007677	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ras-like P-loop GTPases	8019375	3002022	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	HflX middle domain-like	8056950	3002366	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	HflX N-terminal domain-like	8056949	3002367	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	MnmE_helical_2nd	e3kxiA2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: MnmE_helical_2nd	ECOD (1.6)
A	GTP-bdg_N	e3kxiA1	A: a/b three-layered sandwiches	X: HflX family GTPase N-terminal domain (From Topology)	H: HflX family GTPase N-terminal domain (From Topology)	T: HflX family GTPase N-terminal domain	F: GTP-bdg_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.11060	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	GTPase HflX, N-terminal domain	CATH (4.3.0)
A	6.10.250.2860	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF16360	GTP-binding GTPase Middle Region (GTP-bdg_M)	GTP-binding GTPase Middle Region	-	Family
A	PF01926	50S ribosome-binding GTPase (MMR_HSR1)	50S ribosome-binding GTPase	-	Family
A	PF13167	GTP-binding GTPase N-terminal (GTP-bdg_N)	GTP-binding GTPase N-terminal	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	GTP-binding protein (HflX)	ribonucleoprotein complex binding protein-containing complex binding binding ribosome binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding ribonucleoprotein complex binding protein-containing complex binding binding ribosome binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cation binding metal ion binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity	-	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR030394	HflX-type guanine nucleotide-binding (G) domain	Domain
A	IPR042108	GTPase HflX, N-terminal domain superfamily	Homologous Superfamily
A	IPR032305	GTP-binding protein, middle domain	Domain
A	IPR016496	GTPase HflX	Family
A	IPR025121	GTPase HflX, N-terminal	Domain
A	IPR005225	Small GTP-binding protein domain	Domain
A	IPR006073	GTP binding domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

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.