4B18 | pdb_00004b18

The crystal structure of human Importin alpha 5 with TERT NLS peptide

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	8081903	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	Arm	e4b18A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Arm	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	PF16186	Atypical Arm repeat (Arm_3)	Atypical Arm repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	TELOMERASE REVERSE TRANSCRIPTASE	RNA-directed RNA polymerase activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups sequence-specific DNA binding DNA binding binding nucleic acid binding telomeric DNA binding RNA-directed RNA polymerase activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups sequence-specific DNA binding DNA binding binding nucleic acid binding telomeric DNA binding RNA binding tRNA binding protein binding protein-folding chaperone binding telomerase RNA binding RNA-directed DNA polymerase activity catalytic activity, acting on DNA DNA polymerase activity cation binding ion binding metal ion binding small molecule binding identical protein binding template-free RNA nucleotidyltransferase protein homodimerization activity protein dimerization activity transcription factor binding transcription coregulator binding transcription coactivator binding telomerase activity	developmental process heart development multicellular organism development multicellular organismal process anatomical structure development animal organ development circulatory system development system development regulation of cellular process negative regulation of biological process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process developmental process heart development multicellular organism development multicellular organismal process anatomical structure development animal organ development circulatory system development system development regulation of cellular process negative regulation of biological process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process negative regulation of cellular process RNA processing negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process siRNA processing regulatory ncRNA processing regulatory ncRNA-mediated gene silencing regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process regulation of developmental process cellular developmental process transdifferentiation positive regulation of biological process regulation of cell differentiation positive regulation of developmental process positive regulation of transdifferentiation regulation of transdifferentiation positive regulation of cell differentiation cell differentiation positive regulation of cellular process response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus replicative senescence cell cycle cell cycle process 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 establishment of localization in cell macromolecule localization protein localization to organelle protein import into nucleus intracellular protein localization intracellular protein transport regulation of stem cell proliferation cell population proliferation positive regulation of cell population proliferation positive regulation of stem cell proliferation stem cell proliferation regulation of cell population proliferation positive regulation of DNA-templated transcription positive regulation of miRNA transcription positive regulation of miRNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process DNA-templated transcription positive regulation of metabolic process regulation of RNA metabolic process miRNA transcription positive regulation of biosynthetic process regulation of miRNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process miRNA metabolic process regulation of RNA biosynthetic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process regulation of DNA-templated transcription regulation of miRNA transcription regulation of cell cycle phase transition cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition mitotic cell cycle regulation of mitotic cell cycle positive regulation of mitotic cell cycle phase transition positive regulation of cell cycle process positive regulation of mitotic cell cycle regulation of cell cycle positive regulation of G1/S transition of mitotic cell cycle regulation of cell cycle process positive regulation of cell cycle regulation of mitotic cell cycle phase transition positive regulation of cell cycle G1/S phase transition mitotic cell cycle process regulation of G1/S transition of mitotic cell cycle positive regulation of cell cycle phase transition G1/S transition of mitotic cell cycle mitotic cell cycle phase transition regulation of localization regulation of protein localization positive regulation of protein localization to nucleolus positive regulation of protein localization to nucleus regulation of protein localization to nucleus protein localization to nucleolus positive regulation of protein localization regulation of protein localization to nucleolus DNA metabolic process DNA biosynthetic process regulation of protein stability regulation of biological quality positive regulation of cell communication positive regulation of signal transduction signaling regulation of signal transduction cell communication positive regulation of response to stimulus positive regulation of Wnt signaling pathway signal transduction Wnt signaling pathway regulation of signaling cell surface receptor signaling pathway regulation of Wnt signaling pathway regulation of response to stimulus regulation of cell communication positive regulation of signaling regulation of protein binding positive regulation of molecular function regulation of molecular function positive regulation of protein binding regulation of binding positive regulation of binding negative regulation of extrinsic apoptotic signaling pathway in absence of ligand signal transduction in absence of ligand negative regulation of signaling regulation of programmed cell death negative regulation of cell communication extrinsic apoptotic signaling pathway negative regulation of signal transduction in absence of ligand negative regulation of extrinsic apoptotic signaling pathway negative regulation of apoptotic signaling pathway extrinsic apoptotic signaling pathway in absence of ligand negative regulation of response to stimulus negative regulation of programmed cell death regulation of apoptotic process cell death negative regulation of signal transduction regulation of extrinsic apoptotic signaling pathway apoptotic signaling pathway negative regulation of apoptotic process regulation of extrinsic apoptotic signaling pathway in absence of ligand apoptotic process programmed cell death regulation of apoptotic signaling pathway telomere maintenance via telomerase telomere organization chromosome organization RNA-templated DNA biosynthetic process telomere maintenance via telomere lengthening telomere maintenance cellular component organization organelle organization cellular component organization or biogenesis siRNA transcription RNA-templated transcription DNA recombination mitotic recombination telomere maintenance via recombination regulation of vascular associated smooth muscle cell proliferation positive regulation of vascular associated smooth muscle cell proliferation regulation of smooth muscle cell proliferation smooth muscle cell proliferation positive regulation of smooth muscle cell proliferation muscle cell proliferation vascular associated smooth muscle cell proliferation neuron apoptotic process negative regulation of neuron apoptotic process regulation of neuron apoptotic process regulation of vascular associated smooth muscle cell migration positive regulation of locomotion vascular associated smooth muscle cell migration regulation of cell motility regulation of smooth muscle cell migration positive regulation of smooth muscle cell migration positive regulation of cell migration smooth muscle cell migration muscle cell migration regulation of locomotion positive regulation of cell motility regulation of cell migration cell migration cell motility locomotion positive regulation of vascular associated smooth muscle cell migration DNA strand elongation establishment of protein localization to telomere establishment of protein localization to chromosome positive regulation of hair cycle hair cycle molting cycle positive regulation of multicellular organismal process regulation of hair cycle regulation of multicellular organismal process angiogenesis regulation of vasculature development tube morphogenesis regulation of anatomical structure morphogenesis blood vessel development regulation of multicellular organismal development blood vessel morphogenesis tube development positive regulation of angiogenesis vasculature development anatomical structure morphogenesis positive regulation of vasculature development regulation of angiogenesis anatomical structure formation involved in morphogenesis regulation of cellular senescence cellular senescence negative regulation of cellular senescence negative regulation of endothelial cell apoptotic process endothelial cell apoptotic process regulation of endothelial cell apoptotic process hexose transmembrane transport D-glucose import carbohydrate transport positive regulation of D-glucose transmembrane transport positive regulation of transmembrane transport regulation of D-glucose import positive regulation of D-glucose import regulation of transport transmembrane transport regulation of transmembrane transport positive regulation of transport D-glucose transmembrane transport regulation of D-glucose transmembrane transport monosaccharide transmembrane transport carbohydrate transmembrane transport response to metal ion response to cadmium ion mitochondrion organization	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule intracellular organelle nuclear body cellular anatomical structure nucleoplasm organelle lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule intracellular organelle nuclear body cellular anatomical structure nucleoplasm organelle lumen organelle membraneless organelle supramolecular complex nuclear ribonucleoprotein granule nuclear lumen cytoplasm cytosol transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex RNA polymerase complex RNA-directed RNA polymerase complex transferase complex intracellular protein-containing complex mitochondrion nucleoid mitochondrial matrix mitochondrial nucleoid chromosome chromosome, telomeric region chromosomal region nucleolus nuclear protein-containing complex telomerase holoenzyme complex ribonucleoprotein complex TERT-RMRP complex cell periphery plasma membrane membrane telomerase catalytic core complex protein-DNA complex telomere cap complex chromosome, telomeric repeat region nuclear telomere cap complex PML body
A	IMPORTIN SUBUNIT ALPHA-1	nuclear localization sequence binding signal sequence binding binding peptide binding nuclear import signal receptor activity nucleocytoplasmic carrier activity molecular carrier activity	cellular response to stimulus regulation of biological process regulation of signaling regulation of cellular process cell surface receptor signaling pathway response to stimulus regulation of Wnt signaling pathway signaling regulation of canonical Wnt signaling pathway canonical Wnt signaling pathway biological regulation regulation of signal transduction cell communication regulation of response to stimulus cellular response to stimulus regulation of biological process regulation of signaling regulation of cellular process cell surface receptor signaling pathway response to stimulus regulation of Wnt signaling pathway signaling regulation of canonical Wnt signaling pathway canonical Wnt signaling pathway biological regulation regulation of signal transduction cell communication regulation of response to stimulus regulation of cell communication cellular process signal transduction Wnt signaling pathway regulation of DNA recombination DNA recombination 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 cell-cell signaling postsynaptic signal transduction synaptic signaling postsynapse to nucleus signaling pathway developmental process multicellular organismal process tissue regeneration skeletal muscle satellite cell activation skeletal muscle tissue regeneration developmental growth cell activation growth regeneration satellite cell activation involved in skeletal muscle regeneration anatomical structure development regulation of apoptotic process apoptotic process regulation of programmed cell death cell death programmed cell death 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 establishment of localization in cell macromolecule localization protein localization to organelle protein import into nucleus intracellular protein localization intracellular protein transport NLS-bearing protein import into nucleus cell population proliferation muscle cell proliferation skeletal muscle satellite cell proliferation skeletal muscle cell proliferation striated muscle cell proliferation	protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope protein-containing complex nucleocytoplasmic transport complex NLS-dependent protein nuclear import complex cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope nuclear pore somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen synapse cell junction glutamatergic synapse postsynaptic density postsynapse neuron to neuron synapse postsynaptic specialization asymmetric synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR021891	Telomerase ribonucleoprotein complex - RNA-binding domain	Domain
B	IPR049139	Telomerase reverse transcriptase, C-terminal extension	Domain
B	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
B	IPR000477	Reverse transcriptase domain	Domain
B	IPR003545	Telomerase reverse transcriptase	Family
A	IPR016024	Armadillo-type fold	Homologous Superfamily
A	IPR000225	Armadillo	Repeat
A	IPR011989	Armadillo-like helical	Homologous Superfamily
A	IPR024931	Importin subunit alpha	Family
A	IPR036975	Importin-alpha, importin-beta-binding domain superfamily	Homologous Superfamily
A	IPR002652	Importin-alpha, importin-beta-binding domain	Domain
A	IPR032413	Atypical Arm repeat	Repeat

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: O14746	idiopathic pulmonary fibrosis dyskeratosis congenita melanoma pulmonary fibrosis and/or bone marrow failure, Telomere-related, 1 skin basal cell carcinoma dyskeratosis congenita, autosomal dominant 2 aplastic anemia Cri-du-chat syndrome malignant glioma melanoma, cutaneous malignant, susceptibility to, 9 cancer adrenal cortex carcinoma Hoyeraal-Hreidarsson syndrome neuroblastoma chronic myelogenous leukemia, BCR-ABL1 positive idiopathic pulmonary fibrosis dyskeratosis congenita melanoma pulmonary fibrosis and/or bone marrow failure, Telomere-related, 1 skin basal cell carcinoma dyskeratosis congenita, autosomal dominant 2 aplastic anemia Cri-du-chat syndrome malignant glioma melanoma, cutaneous malignant, susceptibility to, 9 cancer adrenal cortex carcinoma Hoyeraal-Hreidarsson syndrome neuroblastoma chronic myelogenous leukemia, BCR-ABL1 positive breast carcinoma non-small cell lung carcinoma kidney disease liver cancer prostate cancer lymphocytic leukemia idiopathic aplastic anemia cutaneous melanoma dyskeratosis congenita, autosomal dominant 1 lymphoid leukemia thyroid gland carcinoma familial melanoma mixed glioma breast cancer coronary artery disease systemic lupus erythematosus acute myeloid leukemia thyroid adenoma urinary bladder cancer glioblastoma cervical cancer ovarian carcinoma clear cell sarcoma of kidney connective tissue disease lung adenocarcinoma lung disease skin pigmented basal cell carcinoma acral lentiginous melanoma testicular cancer dyskeratosis congenita, autosomal recessive 1 adrenal carcinoma thyroid cancer Treacher-Collins syndrome exocrine pancreatic carcinoma urinary bladder neoplasm glioma benign neoplasm uveal melanoma hepatocellular carcinoma brain glioma intellectual disability oral cavity cancer cholangiocarcinoma large cell medulloblastoma ovarian neoplasm colorectal adenoma prostate carcinoma lung benign neoplasm squamous cell lung carcinoma acute interstitial pneumonia testicular germ cell tumor autosomal recessive dyskeratosis congenita 4 benign prostatic hyperplasia idiopathic interstitial pneumonia ischemia reperfusion injury ovarian cancer pancreatic neoplasm colorectal cancer liver neoplasm cystic fibrosis lung carcinoma major depressive disorder estrogen-receptor negative breast cancer malignant pancreatic neoplasm B-cell chronic lymphocytic leukemia uterine corpus leiomyoma hematopoietic and lymphoid system neoplasm brain disease nasopharyngeal disease
A	Pharos: P52294	schizophrenia acne dermatomyositis large cell medulloblastoma malignant mesothelioma osteosarcoma psoriasis atypical teratoid rhabdoid tumor glioblastoma lung cancer medulloblastoma ovarian cancer breast cancer hereditary spastic paraplegia malignant glioma schizophrenia acne dermatomyositis large cell medulloblastoma malignant mesothelioma osteosarcoma psoriasis atypical teratoid rhabdoid tumor glioblastoma lung cancer medulloblastoma ovarian cancer breast cancer hereditary spastic paraplegia malignant glioma non-small cell lung carcinoma Pick disease tuberculosis

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.