Annotations: 3P26

Crystal structure of S. cerevisiae Hbs1 protein (apo-form), a translational GTPase involved in RNA quality control pathways and interacting with Dom34/Pelota

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)
B	SCOP2B Superfamily	EF-Tu post-G domain-like	8056492	3002024	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ras-like P-loop GTPases	8056491	3002022	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	EF-Tu post-G domain-like	8056493	3002024	SCOP2B (2022-06-29)
A	SCOP2 Family	Translation factor common region-like	8019767	4004050	SCOP2 (2022-06-29)
A	SCOP2 Family	EF-Tu C-terminal domain-like	8019768	4002110	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ras-like P-loop GTPases	8056491	3002022	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	EF-Tu post-G domain-like	8056493	3002024	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	EF-Tu post-G domain-like	8056492	3002024	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)
B	Glyco_hydro_35	e3p26B1	A: a/b three-layered sandwiches	X: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	H: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	T: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	F: Glyco_hydro_35	ECOD (v294.1)
A	Glyco_hydro_35	e3p26A1	A: a/b three-layered sandwiches	X: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	H: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	T: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit	F: Glyco_hydro_35	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
B	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	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)
A	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00009	Elongation factor Tu GTP binding domain (GTP_EFTU)	Elongation factor Tu GTP binding domain	This domain contains a P-loop motif, also found in several other families such as Pfam:PF00071, Pfam:PF00025 and Pfam:PF00063. Elongation factor Tu consists of three structural domains, this plus two C-terminal beta barrel domains.	Domain
A, B	PF22594	GTP-eEF1A C-terminal domain-like (GTP-eEF1A_C)	GTP-eEF1A C-terminal domain-like	This entry represents a beta-barrel domain that is found C-terminal in homologues of elongation factor eEF1A.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Elongation factor 1 alpha-like protein	translation factor activity translation elongation factor activity binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding translation factor activity translation elongation factor activity binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule 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	regulation of cellular process positive regulation of protein metabolic process positive regulation of biological process positive regulation of translation protein biosynthetic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process protein metabolic process positive regulation of cellular process regulation of biosynthetic process regulation of cellular process positive regulation of protein metabolic process positive regulation of biological process positive regulation of translation protein biosynthetic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process protein metabolic process positive regulation of cellular process regulation of biosynthetic process regulation of biological process regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression regulation of translation regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process nonfunctional rRNA decay catabolic process RNA metabolic process rRNA catabolic process nucleic acid metabolic process macromolecule catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process nucleic acid catabolic process rRNA metabolic process RNA catabolic process cellular component disassembly ribosome disassembly cellular component organization organelle organization organelle disassembly translational elongation cytoplasmic translation cytoplasmic translational elongation cellular component organization or biogenesis rescue of stalled cytosolic ribosome negative regulation of biological process negative regulation of cellular process negative regulation of macromolecule metabolic process mRNA catabolic process nuclear-transcribed mRNA catabolic process negative regulation of metabolic process mRNA metabolic process negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process nuclear-transcribed mRNA catabolic process, no-go decay translational initiation regulation of translational initiation positive regulation of translational initiation	protein-containing complex Dom34-Hbs1 complex cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR050100	Translation factor GTPase superfamily members	Family
A, B	IPR000795	Translational (tr)-type GTP-binding domain	Domain
A, B	IPR009001	Translation elongation factor EF1A/initiation factor IF2gamma, C-terminal	Homologous Superfamily
A, B	IPR031157	Tr-type G domain, conserved site	Conserved Site
A, B	IPR054696	GTP-eEF1A, C-terminal domain	Domain
A, B	IPR015033	HBS1-like protein, N-terminal	Domain
A, B	IPR009000	Translation protein, beta-barrel domain superfamily	Homologous Superfamily
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

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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.