5TBK

Crystal structure of human importin a3 bound to RCC1

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	ARM repeat-like	8081895	3000116	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
J [auth K]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
K [auth L]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
L [auth M]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
M [auth N]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
N [auth O]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
O [auth P]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	SCOP2B (2022-06-29)
P [auth J]	SCOP2B Superfamily	RCC1/BLIP-II	8042854	3001704	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	Arm	e5tbkA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
B	Arm	e5tbkB1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
C	Arm	e5tbkC1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
D	Arm	e5tbkD1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
E	Arm	e5tbkE1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
F	Arm	e5tbkF1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
G	Arm	e5tbkG1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
H	Arm	e5tbkH1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	ECOD (1.6)
I	RCC1	e5tbkI1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
J [auth K]	RCC1	e5tbkK1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
K [auth L]	RCC1	e5tbkL1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
L [auth M]	RCC1	e5tbkM1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
M [auth N]	RCC1	e5tbkN1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
N [auth O]	RCC1	e5tbkO1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
O [auth P]	RCC1	e5tbkP1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	ECOD (1.6)
P [auth J]	RCC1	e5tbkJ1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: RCC1	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)
C	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
D	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
E	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
F	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
G	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
H	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
I	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
J [auth K]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
K [auth L]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
L [auth M]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
M [auth N]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
N [auth O]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
O [auth P]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)
P [auth J]	2.130.10.30	Mainly Beta	7 Propeller	Methylamine Dehydrogenase	Chain H	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H	PF00514	Armadillo/beta-catenin-like repeat (Arm)	Armadillo/beta-catenin-like repeat	-	Repeat
A, B, C, D, E A, B, C, D, E, F, G, H	PF16186	Atypical Arm repeat (Arm_3)	Atypical Arm repeat	-	Repeat
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	PF00415	Regulator of chromosome condensation (RCC1) repeat (RCC1)	Regulator of chromosome condensation (RCC1) repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H	Importin subunit alpha-3	nuclear import signal receptor activity nucleocytoplasmic carrier activity molecular carrier activity nuclear localization sequence binding signal sequence binding binding peptide binding	protein localization establishment of protein localization cellular localization NLS-bearing protein import into nucleus 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 protein localization establishment of protein localization cellular localization NLS-bearing protein import into nucleus 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 biosynthetic process metabolic process macromolecule metabolic process gene expression macromolecule biosynthetic process monoamine transport regulation of biological process secretion signaling biological regulation export from cell cell-cell signaling organic hydroxy compound transport dopamine secretion dopamine transport cell communication catecholamine secretion secretion by cell catecholamine transport signal release	protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope cellular anatomical structure organelle protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope cellular anatomical structure organelle nuclear envelope organelle membrane cytoplasm cytosol nuclear protein-containing complex nuclear pore membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	Regulator of chromosome condensation	small GTPase binding protein binding binding enzyme binding GTPase binding histone binding chromatin binding protein heterodimerization activity protein dimerization activity sulfate binding ion binding anion binding sulfur compound binding small molecule binding small GTPase binding protein binding binding enzyme binding GTPase binding histone binding chromatin binding protein heterodimerization activity protein dimerization activity sulfate binding ion binding anion binding sulfur compound binding small molecule binding GTPase regulator activity enzyme regulator activity guanyl-nucleotide exchange factor activity nucleoside-triphosphatase regulator activity molecular function regulator activity DNA binding protein-containing complex binding organic cyclic compound binding nucleic acid binding nucleosome binding nucleosomal DNA binding chromatin DNA binding	viral process cellular process cell division cell cycle chromosome segregation cell cycle process mitotic nuclear membrane reassembly membrane biogenesis mitotic cell cycle nuclear membrane reassembly cellular component organization cellular component biogenesis cellular component assembly cellular component organization or biogenesis viral process cellular process cell division cell cycle chromosome segregation cell cycle process mitotic nuclear membrane reassembly membrane biogenesis mitotic cell cycle nuclear membrane reassembly cellular component organization cellular component biogenesis cellular component assembly cellular component organization or biogenesis endomembrane system organization membrane organization mitotic nuclear division organelle fission nuclear membrane organization membrane assembly nuclear division organelle organization nucleus organization mitotic cell cycle process mitotic nuclear membrane organization nuclear envelope organization organelle assembly microtubule cytoskeleton organization membraneless organelle assembly spindle assembly microtubule-based process cytoskeleton organization spindle organization cell cycle phase transition G1/S transition of mitotic cell cycle cell cycle G1/S phase transition mitotic cell cycle phase transition regulation of biological process regulation of cellular component organization regulation of cellular process regulation of cell cycle process biological regulation regulation of mitotic nuclear division regulation of organelle organization regulation of mitotic cell cycle regulation of nuclear division regulation of cell cycle mitotic spindle organization microtubule cytoskeleton organization involved in mitosis	membrane-bounded organelle condensed nuclear chromosome intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membrane-bounded organelle condensed nuclear chromosome intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle condensed chromosome nuclear lumen cytoplasm nucleoplasm chromatin protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H	IPR002652	Importin-alpha, importin-beta-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H	IPR016024	Armadillo-type fold	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR000225	Armadillo	Repeat
A, B, C, D, E A, B, C, D, E, F, G, H	IPR011989	Armadillo-like helical	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR024931	Importin subunit alpha	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR036975	Importin-alpha, importin-beta-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR032413	Atypical Arm repeat	Repeat
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	IPR000408	Regulator of chromosome condensation, RCC1	Repeat
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	IPR009091	Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II	Homologous Superfamily
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	IPR051553	Ran GTPase-activating	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E A, B, C, D, E, F, G, H	Pharos: O00629	attention deficit hyperactivity disorder, inattentive type myositis osteosarcoma psoriasis systemic lupus erythematosus breast cancer neoplasm ovarian cancer rheumatoid arthritis systemic sclerosis malignant pancreatic neoplasm oligodendroglioma pancreatic ductal adenocarcinoma spina bifida
I, J [auth K], K [auth L], L [auth M], M [auth N], I, J [auth K], K [auth L], L [auth M], M [auth N], N [auth O], O [auth P], P [auth J]	Pharos: P18754	atopic eczema glioblastoma lung cancer medulloblastoma psoriasis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant colon neoplasm non-small cell lung carcinoma breast cancer lung adenocarcinoma malignant glioma primitive neuroectodermal tumor

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.