1QGR

STRUCTURE OF IMPORTIN BETA BOUND TO THE IBB DOMAIN OF IMPORTIN ALPHA (II CRYSTAL FORM, GROWN AT LOW PH)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1qgra_	All alpha proteins	alpha-alpha superhelix	ARM repeat	Armadillo repeat	Importin beta	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Armadillo repeat	8026149	4001272	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	ARM repeat-like	8038528	3000116	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	IBN_N	e1qgrA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: IBN_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00514	Armadillo/beta-catenin-like repeat (Arm)	Armadillo/beta-catenin-like repeat	-	Repeat
A	PF03810	Importin-beta N-terminal domain (IBN_N)	Importin-beta N-terminal domain	-	Repeat
B	PF01749	Importin beta binding domain (IBB)	Importin beta binding domain	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN (IMPORTIN BETA SUBUNIT)	small GTPase binding protein binding binding enzyme binding GTPase binding protein domain specific binding Hsp90 protein binding heat shock protein binding RNA binding organic cyclic compound binding nucleic acid binding nuclear localization sequence binding signal sequence binding peptide binding small GTPase binding protein binding binding enzyme binding GTPase binding protein domain specific binding Hsp90 protein binding heat shock protein binding RNA binding organic cyclic compound binding nucleic acid binding nuclear localization sequence binding signal sequence binding peptide binding nuclear import signal receptor activity nucleocytoplasmic carrier activity molecular carrier activity importin-alpha family protein binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	cellular localization RNA import into nucleus RNA transport nitrogen compound transport nucleocytoplasmic transport transport nuclear transport nucleic acid transport intracellular transport establishment of localization localization import into nucleus establishment of RNA localization establishment of localization in cell macromolecule localization cellular localization RNA import into nucleus RNA transport nitrogen compound transport nucleocytoplasmic transport transport nuclear transport nucleic acid transport intracellular transport establishment of localization localization import into nucleus establishment of RNA localization establishment of localization in cell macromolecule localization cellular process RNA localization nucleobase-containing compound transport mitotic cell cycle cellular component organization mitotic chromosome movement towards spindle pole chromosome localization organelle localization mitotic sister chromatid segregation cell cycle cellular component organization or biogenesis chromosome segregation chromosome movement towards spindle pole cell cycle process mitotic nuclear division organelle fission chromosome organization sister chromatid segregation organelle organization nuclear division mitotic cell cycle process nuclear chromosome segregation microtubule-based movement microtubule-based process establishment of organelle localization mitotic metaphase chromosome alignment metaphase chromosome alignment establishment of chromosome localization microtubule cytoskeleton organization spindle localization establishment of mitotic spindle localization establishment of spindle localization microtubule cytoskeleton organization involved in mitosis cytoskeleton organization protein localization establishment of protein localization protein localization to nucleus establishment of protein localization to organelle protein transport cellular macromolecule localization protein localization to organelle protein import into nucleus intracellular protein transport astral microtubule organization cytoplasmic microtubule organization supramolecular fiber organization spindle organization NLS-bearing protein import into nucleus non-membrane-bounded organelle assembly cellular component biogenesis cellular component assembly organelle assembly spindle assembly mitotic spindle organization mitotic spindle assembly ribosomal protein import into nucleus	intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex non-membrane-bounded organelle cytoplasmic stress granule protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex non-membrane-bounded organelle cytoplasmic stress granule protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex membrane membrane-bounded organelle organelle envelope nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system nuclear membrane organelle membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle cytosol nuclear protein-containing complex nuclear pore membrane-enclosed lumen intracellular vesicle ficolin-1-rich granule intracellular organelle lumen organelle lumen cytoplasmic vesicle ficolin-1-rich granule lumen secretory granule secretory vesicle nucleoplasm nuclear lumen organelle subcompartment endoplasmic reticulum subcompartment endoplasmic reticulum endoplasmic reticulum tubular network vesicle lumen cytoplasmic vesicle lumen secretory granule lumen specific granule lumen specific granule
B	PROTEIN (IMPORTIN ALPHA-2 SUBUNIT)	histone deacetylase binding protein binding binding enzyme binding RNA binding organic cyclic compound binding nucleic acid binding nuclear localization sequence binding signal sequence binding peptide binding nuclear import signal receptor activity nucleocytoplasmic carrier activity molecular carrier activity	regulation of DNA recombination regulation of biological process DNA recombination biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process metabolic process macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of metabolic process regulation of DNA recombination regulation of biological process DNA recombination biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process metabolic process macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of metabolic process regulation of DNA metabolic process protein localization establishment of protein localization cellular localization nitrogen compound transport nucleocytoplasmic transport transport nuclear transport intracellular transport protein localization to nucleus establishment of localization localization import into nucleus establishment of protein localization to organelle protein transport cellular macromolecule localization macromolecule localization protein localization to organelle establishment of localization in cell protein import into nucleus cellular process intracellular protein transport regulation of viral process regulation of viral life cycle positive regulation of viral life cycle positive regulation of viral process viral process positive regulation of biological process viral life cycle NLS-bearing protein import into nucleus multicellular organismal process regulation of cellular process cellular biosynthetic process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process cytokine production regulation of cytokine production regulation of multicellular organismal process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process positive regulation of type I interferon production type I interferon production cellular metabolic process regulation of cellular metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process regulation of macromolecule biosynthetic process positive regulation of cytokine production positive regulation of cellular biosynthetic process regulation of type I interferon production viral penetration into host nucleus entry of viral genome into host nucleus through nuclear pore complex via importin intracellular transport of virus transport of virus	protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex membrane cellular anatomical entity membrane-bounded organelle intracellular anatomical structure nuclear membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex membrane cellular anatomical entity membrane-bounded organelle intracellular anatomical structure nuclear membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope organelle membrane cytoplasm cytosol membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum endoplasmic reticulum membrane host cellular component host cell Golgi membrane Golgi apparatus bounding membrane of organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR016024	Armadillo-type fold	Homologous Superfamily
A	IPR021133	HEAT, type 2	Repeat
A	IPR000225	Armadillo	Repeat
A	IPR001494	Importin-beta, N-terminal domain	Domain
A	IPR011989	Armadillo-like helical	Homologous Superfamily
A	IPR040122	Importin beta family	Family
B	IPR016024	Armadillo-type fold	Homologous Superfamily
B	IPR000225	Armadillo	Repeat
B	IPR011989	Armadillo-like helical	Homologous Superfamily
B	IPR024931	Importin subunit alpha	Family
B	IPR036975	Importin-alpha, importin-beta-binding domain superfamily	Homologous Superfamily
B	IPR002652	Importin-alpha, importin-beta-binding domain	Domain
B	IPR032413	Atypical Arm repeat	Repeat

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q14974	HIV infectious disease subependymal giant cell astrocytoma astrocytic tumor dental caries Hashimoto thyroiditis large cell medulloblastoma lymphoplasmacytic lymphoma osteosarcoma Pick disease atypical teratoid rhabdoid tumor dermatomyositis HIV Coinfection lung adenocarcinoma malignant glioma ovarian cancer HIV infectious disease subependymal giant cell astrocytoma astrocytic tumor dental caries Hashimoto thyroiditis large cell medulloblastoma lymphoplasmacytic lymphoma osteosarcoma Pick disease atypical teratoid rhabdoid tumor dermatomyositis HIV Coinfection lung adenocarcinoma malignant glioma ovarian cancer psoriasis glioblastoma lung cancer medulloblastoma pancreatic ductal adenocarcinoma
B	Pharos: P52292	lung adenocarcinoma acute myeloid leukemia IgA glomerulonephritis peripheral arterial disease Adenocarcinoma of Lung psoriasis non-small cell lung carcinoma

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.