Annotations: 7S7J

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	MIT	e7s7jA1	A: alpha bundles	X: Spectrin repeat-like	H: MIT domain (From Topology)	T: MIT domain	F: MIT	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Spastin	cytoskeletal protein binding protein binding binding tubulin binding alpha-tubulin binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding cytoskeletal protein binding protein binding binding tubulin binding alpha-tubulin binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding microtubule binding protein-containing complex binding polypeptide conformation or assembly isomerase activity protein-containing complex destabilizing activity isomerase activity microtubule destabilizing activity microtubule severing ATPase activity catalytic activity, acting on a protein catalytic activity macromolecular conformation isomerase activity ATP-dependent activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides beta-tubulin binding	regulation of cytokinesis regulation of biological process regulation of cellular process positive regulation of cell division regulation of cell cycle process biological regulation positive regulation of biological process cytokinesis positive regulation of cell cycle regulation of cell division positive regulation of cytokinesis positive regulation of cell cycle process cellular process cell division regulation of cytokinesis regulation of biological process regulation of cellular process positive regulation of cell division regulation of cell cycle process biological regulation positive regulation of biological process cytokinesis positive regulation of cell cycle regulation of cell division positive regulation of cytokinesis positive regulation of cell cycle process cellular process cell division cell cycle regulation of cell cycle positive regulation of cellular process cell cycle process cellular component organization organelle organization microtubule severing microtubule cytoskeleton organization microtubule-based process cellular component organization or biogenesis cytoskeleton organization cellular component disassembly spindle disassembly mitotic cell cycle mitotic spindle organization mitotic cell cycle process organelle disassembly mitotic spindle disassembly microtubule cytoskeleton organization involved in mitosis spindle organization membrane organization membrane biogenesis nuclear membrane reassembly membrane assembly nuclear membrane organization cellular component biogenesis nucleus organization cellular component assembly nuclear envelope organization endomembrane system organization cellular localization anterograde axonal transport transport intracellular transport axonal transport establishment of localization localization axo-dendritic transport establishment of localization in cell microtubule-based transport transport along microtubule cytoskeleton-dependent intracellular transport microtubule-based movement endoplasmic reticulum to Golgi vesicle-mediated transport Golgi vesicle transport vesicle-mediated transport multicellular organismal process axonogenesis cellular developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development system development developmental process plasma membrane bounded cell projection organization nervous system development axon development cell morphogenesis involved in neuron differentiation generation of neurons anatomical structure morphogenesis neuron development establishment of organelle localization organelle transport along microtubule establishment of mitochondrion localization mitochondrion localization establishment of mitochondrion localization, microtubule-mediated mitochondrion transport along microtubule organelle localization axonal transport of mitochondrion microtubule bundle formation cytoskeleton-dependent cytokinesis mitotic cytokinesis protein hexamerization protein-containing complex organization protein complex oligomerization protein-containing complex assembly mitotic nuclear division organelle fission cell cycle phase transition exit from mitosis nuclear division mitotic cell cycle phase transition cytokinetic process mitotic nuclear membrane reassembly mitotic nuclear membrane organization membrane fission positive regulation of organelle organization regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization regulation of cellular component organization positive regulation of cellular component organization protein-containing complex disassembly positive regulation of microtubule depolymerization regulation of protein-containing complex disassembly microtubule polymerization or depolymerization regulation of microtubule depolymerization positive regulation of protein-containing complex disassembly positive regulation of microtubule polymerization or depolymerization regulation of protein depolymerization positive regulation of protein depolymerization positive regulation of cytoskeleton organization regulation of microtubule-based process positive regulation of supramolecular fiber organization regulation of organelle organization microtubule depolymerization regulation of supramolecular fiber organization supramolecular fiber organization protein depolymerization regulation of microtubule cytoskeleton organization protein homooligomerization	intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton spindle organelle membraneless organelle intracellular membraneless organelle spindle pole microtubule cytoskeleton membrane-bounded organelle nuclear membrane membrane nucleus intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton spindle organelle membraneless organelle intracellular membraneless organelle spindle pole microtubule cytoskeleton membrane-bounded organelle nuclear membrane membrane nucleus intracellular membrane-bounded organelle endomembrane system organelle envelope nuclear envelope organelle membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle cytoplasm cytosol perinuclear region of cytoplasm axon cell projection neuron projection plasma membrane bounded cell projection polymeric cytoskeletal fiber supramolecular fiber microtubule supramolecular polymer supramolecular complex neuron projection cytoplasm axon cytoplasm cytoplasmic region plasma membrane bounded cell projection cytoplasm midbody centrosome microtubule organizing center 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 cytoplasmic vesicle intracellular vesicle endoplasmic reticulum tubular network endosome lipid droplet
B	IST1 homolog	protein binding binding protein domain specific binding MIT domain binding cell adhesion molecule binding cadherin binding protein-containing complex binding identical protein binding	cytoskeleton-dependent cytokinesis cellular process cytokinesis cell division cell cycle cell cycle process localization macromolecule localization intracellular protein localization establishment of protein localization establishment of localization organelle assembly multivesicular body assembly vesicle organization cytoskeleton-dependent cytokinesis cellular process cytokinesis cell division cell cycle cell cycle process localization macromolecule localization intracellular protein localization establishment of protein localization establishment of localization organelle assembly multivesicular body assembly vesicle organization cellular component organization cellular component biogenesis organelle organization cellular component assembly multivesicular body organization endosome organization cellular component organization or biogenesis endomembrane system organization nitrogen compound transport protein transport transport membrane organization mitotic cytokinetic process mitotic cytokinesis mitotic cell cycle mitotic cell cycle process midbody abscission cytokinetic process multicellular organismal process axonogenesis cellular developmental process developmental growth cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell growth cell morphogenesis neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development system development developmental process collateral sprouting plasma membrane bounded cell projection organization developmental cell growth growth nervous system development axon development cell morphogenesis involved in neuron differentiation developmental growth involved in morphogenesis generation of neurons anatomical structure morphogenesis neuron development regulation of biological process regulation of cellular process positive regulation of protein metabolic process regulation of protein metabolic process biological regulation positive regulation of biological process primary metabolic process regulation of macromolecule metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of proteolysis proteolysis positive regulation of proteolysis metabolic process positive regulation of macromolecule metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular process positive regulation of nervous system development regulation of growth regulation of cellular component size regulation of cell differentiation regulation of neurogenesis regulation of cell development positive regulation of developmental process positive regulation of cell projection organization regulation of biological quality positive regulation of developmental growth positive regulation of collateral sprouting regulation of cell projection organization positive regulation of cell development positive regulation of multicellular organismal process regulation of neuron projection development regulation of collateral sprouting regulation of cellular component organization positive regulation of cellular component organization regulation of developmental process regulation of nervous system development regulation of extent of cell growth positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis regulation of multicellular organismal process regulation of anatomical structure morphogenesis positive regulation of axonogenesis regulation of cell size regulation of multicellular organismal development regulation of developmental growth positive regulation of cell growth regulation of cell growth positive regulation of growth regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size cellular component disassembly protein-containing complex organization protein-containing complex disassembly ESCRT III complex disassembly ESCRT complex disassembly	midbody cellular anatomical structure membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system extracellular exosome extracellular vesicle extracellular organelle midbody cellular anatomical structure membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle centrosome microtubule organizing center cytoskeleton membraneless organelle intracellular membraneless organelle microtubule cytoskeleton cytoplasm cytosol lytic vacuole intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen vacuolar lumen intracellular organelle lumen cytoplasmic vesicle lysosome vesicle lumen azurophil granule vacuole secretory granule lumen azurophil granule lumen organelle lumen secretory granule primary lysosome secretory vesicle chromatin chromosome Flemming body endoplasmic reticulum-Golgi intermediate compartment

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003959	ATPase, AAA-type, core	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR007330	MIT domain	Domain
A	IPR017179	Spastin	Family
A	IPR003593	AAA+ ATPase domain	Domain
A	IPR041569	AAA ATPase, AAA+ lid domain	Domain
A	IPR035106	Spastin, chordate	Family
A	IPR015415	Spastin/Vps4, C-terminal	Domain
A	IPR050304	Microtubule-severing AAA ATPase	Family
A	IPR003960	ATPase, AAA-type, conserved site	Conserved Site
B	IPR005061	Vacuolar protein sorting-associated protein Ist1	Family
B	IPR042277	Vacuolar protein sorting-associated protein IST1-like	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9UBP0	hereditary spastic paraplegia 4 hereditary spastic paraplegia paraplegia Neurodevelopmental Disorders adenoma leukodystrophy medulloblastoma non-small cell lung carcinoma Sjogren syndrome Charcot-Marie-Tooth disease lung cancer neurodegenerative disease Gaucher disease intellectual disability primitive neuroectodermal tumor
B	Pharos: P53990	astrocytic tumor large cell medulloblastoma breast carcinoma osteosarcoma glioblastoma ovarian cancer

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.