4K51 | pdb_00004k51

Crystal Structure of the PCI domain of eIF3a

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
B	PCI_3	e4k51B3	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PCI_3	ECOD (1.6)
B	KOG2072	e4k51B2	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: KOG2072	ECOD (1.6)
A	PCI_3	e4k51A2	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PCI_3	ECOD (1.6)
A	KOG2072	e4k51A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: KOG2072	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.25.40.860	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat		CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Eukaryotic translation initiation factor 3 subunit A	translation factor activity translation initiation factor activity RNA binding binding nucleic acid binding mRNA binding	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process translational initiation metabolic process cellular process protein metabolic process macromolecule metabolic process translation reinitiation cytoplasmic translation cytoplasmic translational initiation primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process translational initiation metabolic process cellular process protein metabolic process macromolecule metabolic process translation reinitiation cytoplasmic translation cytoplasmic translational initiation ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization formation of cytoplasmic translation initiation complex	intracellular anatomical structure cytoplasmic ribonucleoprotein granule intracellular membraneless organelle ribonucleoprotein granule intracellular organelle cellular anatomical structure organelle membraneless organelle cytoplasm supramolecular complex cytoplasmic stress granule protein-containing complex eukaryotic 43S preinitiation complex ribonucleoprotein complex intracellular anatomical structure cytoplasmic ribonucleoprotein granule intracellular membraneless organelle ribonucleoprotein granule intracellular organelle cellular anatomical structure organelle membraneless organelle cytoplasm supramolecular complex cytoplasmic stress granule protein-containing complex eukaryotic 43S preinitiation complex ribonucleoprotein complex cytosolic translation preinitiation complex incipient cellular bud site site of polarized growth multi-eIF complex eukaryotic translation initiation factor 3 complex eukaryotic 48S preinitiation complex eukaryotic translation initiation factor 3 complex, eIF3e eukaryotic translation initiation factor 3 complex, eIF3m

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR027512	Eukaryotic translation initiation factor 3 subunit A	Family
A, B	IPR000717	Proteasome component (PCI) domain	Domain
A, B	IPR054711	eIF3a, PCI domain, TPR-like region	Domain

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.