1ZN0

Coordinates of RRF and EF-G fitted into Cryo-EM map of the 50S subunit bound with both EF-G (GDPNP) and RRF

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B [auth A]	d1zn0a1	Alpha and beta proteins (a+b)	RRF/tRNA synthetase additional domain-like	Ribosome recycling factor, RRF	Ribosome recycling factor, RRF	Ribosome recycling factor, RRF	(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)
B [auth A]	SCOP2B Superfamily	Ribosome recycling factor, RRF	8032742	3001524	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)
B [auth A]	RRF	e1zn0A1	A: a+b two layers	X: RRF/tRNA synthetase additional domain-like	H: Ribosome recycling factor, RRF (From Topology)	T: Ribosome recycling factor, RRF	F: RRF	ECOD (1.6)
C [auth B]	GTP_EFTU_D2	e1zn0B1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: GTP_EFTU_D2	ECOD (1.6)
C [auth B]	EFG_IV	e1zn0B4	A: a+b two layers	X: Ribosomal protein S5 domain 2-like (From Topology)	H: Ribosomal protein S5 domain 2-like (From Topology)	T: Ribosomal protein S5 domain 2-like	F: EFG_IV	ECOD (1.6)
C [auth B]	EFG_C	e1zn0B3	A: a+b two layers	X: Alpha-beta plaits	H: EF-G C-terminal domain-like (From Topology)	T: EF-G C-terminal domain-like	F: EFG_C	ECOD (1.6)
C [auth B]	EFG_II	e1zn0B2	A: a+b two layers	X: Alpha-beta plaits	H: EF-G C-terminal domain-like (From Topology)	T: EF-G C-terminal domain-like	F: EFG_II	ECOD (1.6)
C [auth B]	MnmE_helical_2nd	e1zn0B5	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth A]	PF01765	Ribosome recycling factor (RRF)	Ribosome recycling factor	The ribosome recycling factor (RRF / ribosome release factor) dissociates the ribosome from the mRNA after termination of translation, and is essential bacterial growth [1]. Thus ribosomes are "recycled" and ready for another round of protein synthe ...	The ribosome recycling factor (RRF / ribosome release factor) dissociates the ribosome from the mRNA after termination of translation, and is essential bacterial growth [1]. Thus ribosomes are "recycled" and ready for another round of protein synthesis.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	16S RIBOSOMAL RNA	-	-	-
B [auth A]	Ribosome recycling factor	ribonucleoprotein complex binding protein-containing complex binding binding ribosomal large subunit binding ribosome binding	cellular component disassembly cytoplasmic translational termination protein-containing complex organization protein-containing complex disassembly primary metabolic process translation gene expression macromolecule biosynthetic process cellular component organization biosynthetic process cytoplasmic translation cellular process metabolic process translational termination cellular component disassembly cytoplasmic translational termination protein-containing complex organization protein-containing complex disassembly primary metabolic process translation gene expression macromolecule biosynthetic process cellular component organization biosynthetic process cytoplasmic translation cellular process metabolic process translational termination cellular component organization or biogenesis protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol
C [auth B]	ELONGATION FACTOR G	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth A]	IPR023584	Ribosome recycling factor domain	Domain
B [auth A]	IPR036191	RRF superfamily	Homologous Superfamily
B [auth A]	IPR002661	Ribosome recycling factor	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.