2NXU

Atomic structure of translation initiation factor aIF2 beta-subunit from Archaebacteria sulfolobus solfataricus: high resolution NMR in solution

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01873	e2nxuA3	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01873	ECOD (1.6)
A	PF01873	e2nxuA4	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.3150	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

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	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.