Annotations: 1K81

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1k81a_	Small proteins	Zinc-binding domain of translation initiation factor 2 beta	Zinc-binding domain of translation initiation factor 2 beta	Zinc-binding domain of translation initiation factor 2 beta	Zinc-binding domain of translation initiation factor 2 beta	(Methanocaldococcus jannaschii ) [TaxId: 2190 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Zinc-binding domain of translation initiation factor 2 beta	8027702	4002948	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Zinc-binding domain of translation initiation factor 2 beta	8040081	3001931	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	PF01873	e1k81A1	A: few secondary structure elements	X: Rubredoxin-like	H: Zinc-binding domain of translation initiation factor 2 beta (From Topology)	T: Zinc-binding domain of translation initiation factor 2 beta	F: PF01873	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01873	Domain found in IF2B/IF5 (eIF-5_eIF-2B)	Domain found in IF2B/IF5	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROBABLE TRANSLATION INITIATION FACTOR 2 BETA SUBUNIT	translation regulator activity binding organic cyclic compound binding translation regulator activity, nucleic acid binding nucleic acid binding translation initiation factor activity translation factor activity, RNA binding	ribonucleoprotein complex biogenesis cellular biosynthetic process organonitrogen compound biosynthetic process protein-RNA complex assembly cellular component organization cellular component biogenesis protein-RNA complex organization cellular component assembly organic substance metabolic process protein-containing complex assembly organic substance biosynthetic process translational initiation cellular component organization or biogenesis protein metabolic process ribonucleoprotein complex biogenesis cellular biosynthetic process organonitrogen compound biosynthetic process protein-RNA complex assembly cellular component organization cellular component biogenesis protein-RNA complex organization cellular component assembly organic substance metabolic process protein-containing complex assembly organic substance biosynthetic process translational initiation cellular component organization or biogenesis protein metabolic process formation of translation preinitiation complex organonitrogen compound metabolic process protein-containing complex organization cellular metabolic process primary metabolic process translation gene expression macromolecule biosynthetic process biosynthetic process cytoplasmic translation cellular process cytoplasmic translational initiation metabolic process macromolecule metabolic process formation of cytoplasmic translation initiation complex	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR016190	Translation initiation factor IF2/IF5, zinc-binding	Homologous Superfamily
A	IPR002735	Translation initiation factor IF2/IF5 domain	Domain
A	IPR016189	Translation initiation factor IF2/IF5, N-terminal	Homologous Superfamily
A	IPR004458	Translation initiation factor 2, beta subunit	Family
A	IPR045196	Translation initiation factor IF2/IF5	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 R01GM133198.