Annotations: 1GCJ

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1gcja1	All alpha proteins	alpha-alpha superhelix	ARM repeat	Armadillo repeat	Importin beta	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d1gcja3	Artifacts	Tags	Tags	Tags	C-terminal Tags	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d1gcja2	Artifacts	Tags	Tags	Tags	N-terminal Tags	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1gcjb1	All alpha proteins	alpha-alpha superhelix	ARM repeat	Armadillo repeat	Importin beta	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1gcjb3	Artifacts	Tags	Tags	Tags	C-terminal Tags	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1gcjb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	house mouse (Mus musculus ) [TaxId: 10090 ],	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	8026166	4001272	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	ARM repeat-like	8038545	3000116	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	ARM repeat-like	8038545	3000116	SCOP2B (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	PF03810,PF13513	e1gcjA3	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: PF03810,PF13513	ECOD (1.6)
B	PF03810,PF13513	e1gcjB3	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: PF03810,PF13513	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)
B	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, B	PF03810	Importin-beta N-terminal domain (IBN_N)	Importin-beta N-terminal domain	-	Repeat
A, B	PF13513	HEAT-like repeat (HEAT_EZ)	HEAT-like repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	IMPORTIN BETA	small GTPase binding protein binding binding enzyme binding GTPase binding protein domain specific binding Hsp90 protein binding heat shock protein binding cytoskeletal protein binding kinesin binding nuclear localization sequence binding signal sequence binding peptide binding protein-containing complex binding small GTPase binding protein binding binding enzyme binding GTPase binding protein domain specific binding Hsp90 protein binding heat shock protein binding cytoskeletal protein binding kinesin binding nuclear localization sequence binding signal sequence binding peptide binding protein-containing complex binding nuclear import signal receptor activity nucleocytoplasmic carrier activity molecular carrier activity importin-alpha family protein binding	cellular localization RNA import into nucleus RNA transport nitrogen compound transport nucleocytoplasmic transport transport nuclear transport organic substance transport nucleic acid transport intracellular transport establishment of localization localization import into nucleus establishment of RNA localization establishment of localization in cell cellular localization RNA import into nucleus RNA transport nitrogen compound transport nucleocytoplasmic transport transport nuclear transport organic substance 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 protein localization establishment of protein localization cellular macromolecule localization 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 Ran protein signal transduction cellular response to stimulus regulation of biological process small GTPase-mediated signal transduction regulation of cellular process response to stimulus signaling biological regulation intracellular signal transduction cell communication intracellular signaling cassette signal transduction microtubule cytoskeleton organization spindle localization establishment of mitotic spindle localization establishment of spindle localization microtubule cytoskeleton organization involved in mitosis cytoskeleton organization protein localization to nucleus establishment of protein localization to organelle protein transport 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-bounded organelle organelle envelope nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system nuclear membrane membrane organelle membrane cytosol nuclear protein-containing complex nuclear pore membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen organelle subcompartment endoplasmic reticulum subcompartment endoplasmic reticulum endoplasmic reticulum tubular network

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR016024	Armadillo-type fold	Homologous Superfamily
A, B	IPR021133	HEAT, type 2	Repeat
A, B	IPR000225	Armadillo	Repeat
A, B	IPR001494	Importin-beta, N-terminal domain	Domain
A, B	IPR011989	Armadillo-like helical	Homologous Superfamily
A, B	IPR040122	Importin beta family	Family

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.