Annotations: 8UC6

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth C], C [auth B]	PF04212	MIT (microtubule interacting and transport) domain (MIT)	MIT (microtubule interacting and transport) domain	The MIT domain forms an asymmetric three-helix bundle [3] and binds ESCRT-III (endosomal sorting complexes required for transport) substrates [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C], C [auth B]	Calpain-7	peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity endopeptidase activity cysteine-type peptidase activity calcium-dependent cysteine-type endopeptidase activity cysteine-type endopeptidase activity protein binding binding MIT domain binding protein domain specific binding	proteolysis self proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process multicellular organismal process positive regulation of locomotion regulation of cell motility regulation of cellular process positive regulation of biological process positive regulation of cell migration positive regulation of epithelial cell migration proteolysis self proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process multicellular organismal process positive regulation of locomotion regulation of cell motility regulation of cellular process positive regulation of biological process positive regulation of cell migration positive regulation of epithelial cell migration tissue migration ameboidal-type cell migration positive regulation of cell motility regulation of cell migration cell migration regulation of multicellular organismal process epithelial cell migration cell motility regulation of epithelial cell migration locomotion positive regulation of cellular process regulation of biological process biological regulation epithelium migration regulation of locomotion	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular organelle centrosome microtubule organizing center intracellular anatomical structure extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular organelle centrosome microtubule organizing center intracellular anatomical structure cytoskeleton membraneless organelle intracellular membraneless organelle microtubule cytoskeleton cytoplasm cytosol nucleus intracellular membrane-bounded organelle
B [auth G], D [auth E]	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 [auth C], C [auth B]	IPR007330	MIT domain	Domain
A [auth C], C [auth B]	IPR051297	PalB/RIM13 Calpain-like	Family
A [auth C], C [auth B]	IPR001300	Peptidase C2, calpain, catalytic domain	Domain
A [auth C], C [auth B]	IPR022684	Peptidase C2, calpain family	Family
A [auth C], C [auth B]	IPR022683	Peptidase C2, calpain, domain III	Domain
A [auth C], C [auth B]	IPR036181	MIT domain superfamily	Homologous Superfamily
A [auth C], C [auth B]	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A [auth C], C [auth B]	IPR036213	Calpain large subunit, domain III superfamily	Homologous Superfamily
A [auth C], C [auth B]	IPR022682	Peptidase C2, calpain, large subunit, domain III	Domain
B [auth G], D [auth E]	IPR005061	Vacuolar protein sorting-associated protein Ist1	Family
B [auth G], D [auth E]	IPR042277	Vacuolar protein sorting-associated protein IST1-like	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth C], C [auth B]	Pharos: Q9Y6W3	malignant ependymoma osteosarcoma malignant mesothelioma ovarian cancer medulloblastoma plasma cell myeloma
B [auth G], D [auth E]	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.