3WHJ

Crystal structure of Nas2 N-terminal domain

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	PF18265	e3whjA1	A: alpha bundles	X: YvfG-like	H: Probable 26S proteasome regulatory subunit p27 (From Topology)	T: Probable 26S proteasome regulatory subunit p27	F: PF18265	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.140.1710	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF18265	Nas2 N_terminal domain (Nas2_N)	Nas2 N_terminal domain	Nas2 is a proteosome assembly chaperone. Nas2 bivalently binds the proteasome Rpt5 subunit. The Nas2 N-terminal helical domain masks the Rpt1-interacting surface of Rpt5 [1].	Domain
A	PF00595	PDZ domain (PDZ)	PDZ domain	PDZ domains are found in diverse signaling proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Probable 26S proteasome regulatory subunit p27	-	cellular component organization cellular component biogenesis proteasome assembly cellular component assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis proteasome regulatory particle assembly	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR040815	Nas2, N-terminal	Domain
A	IPR001478	PDZ domain	Domain
A	IPR035269	26S Proteasome non-ATPase regulatory subunit 9	Family
A	IPR036034	PDZ superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.