2VAC

Structure of N-terminal Actin Depolymerizing Factor homology (ADF-H) domain of human twinfilin-2

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2vaca1	Alpha and beta proteins (a+b)	Gelsolin-like	Actin depolymerizing proteins	Cofilin-like	automated matches	HUMAN (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2vaca2	Artifacts	Tags	Tags	Tags	N-terminal Tags	HUMAN (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Cofilin-like	8085345	4001833	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Actin depolymerizing proteins	8085346	3000430	SCOP2 (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	PF00241	e2vacA1	A: a+b three layers	X: Gelsolin-like (From Topology)	H: Gelsolin-like (From Topology)	T: Gelsolin-like	F: PF00241	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.20.10	Alpha Beta	3-Layer(aba) Sandwich	Severin	Severin	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00241	Cofilin/tropomyosin-type actin-binding protein (Cofilin_ADF)	Cofilin/tropomyosin-type actin-binding protein	Severs actin filaments and binds to actin monomers.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	TWINFILIN-2	cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding RNA binding organic cyclic compound binding nucleic acid binding ion binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding RNA binding organic cyclic compound binding nucleic acid binding ion binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding phosphatidylinositol binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding cell adhesion molecule binding cadherin binding kinase binding protein kinase C binding enzyme binding protein kinase binding actin monomer binding	regulation of cytoskeleton organization regulation of biological process regulation of cellular component organization regulation of cellular process regulation of actin filament-based process actin cytoskeleton organization biological regulation regulation of organelle organization cellular component organization organelle organization regulation of actin cytoskeleton organization actin filament-based process cellular process cellular component organization or biogenesis regulation of cytoskeleton organization regulation of biological process regulation of cellular component organization regulation of cellular process regulation of actin filament-based process actin cytoskeleton organization biological regulation regulation of organelle organization cellular component organization organelle organization regulation of actin cytoskeleton organization actin filament-based process cellular process cellular component organization or biogenesis cytoskeleton organization cellular component disassembly actin polymerization or depolymerization protein-containing complex organization actin filament organization protein-containing complex disassembly actin filament depolymerization supramolecular fiber organization protein depolymerization axon extension multicellular organismal process positive regulation of nervous system development regulation of growth axonogenesis regulation of cellular component size developmental growth cell projection organization regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell development positive regulation of developmental process multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development positive regulation of cell projection organization regulation of biological quality positive regulation of developmental growth system development developmental process regulation of cell projection organization positive regulation of cell development nervous system development developmental growth involved in morphogenesis generation of neurons positive regulation of multicellular organismal process regulation of neuron projection development positive regulation of cellular component organization cellular developmental process regulation of developmental process plasma membrane bounded cell projection morphogenesis positive regulation of biological process cell development cell growth cell morphogenesis regulation of axon extension regulation of nervous system development neurogenesis regulation of extent of cell growth positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis regulation of multicellular organismal process positive regulation of axon extension positive regulation of cellular process positive regulation of axonogenesis regulation of anatomical structure morphogenesis regulation of cell size neuron projection extension regulation of multicellular organismal development regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth growth positive regulation of cell growth axon development regulation of cell growth cell morphogenesis involved in neuron differentiation anatomical structure morphogenesis positive regulation of growth neuron development regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size cellular response to stimulus response to organic substance response to lipid response to stimulus response to oxygen-containing compound cellular response to oxygen-containing compound response to retinoic acid cellular response to chemical stimulus cellular response to retinoic acid response to chemical cellular response to lipid cellular response to organic substance negative regulation of biological process cellular component biogenesis regulation of protein-containing complex assembly cellular component assembly protein-containing complex assembly negative regulation of cellular process negative regulation of protein polymerization regulation of actin filament polymerization negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization protein polymerization regulation of actin filament organization actin filament polymerization negative regulation of cellular component organization negative regulation of cytoskeleton organization regulation of actin polymerization or depolymerization regulation of cellular component biogenesis negative regulation of protein-containing complex assembly negative regulation of organelle organization regulation of protein polymerization regulation of actin filament length regulation of supramolecular fiber organization positive regulation of neuron projection development cellular response to endogenous stimulus cellular response to growth factor stimulus response to endogenous stimulus response to growth factor protein localization localization cellular macromolecule localization maintenance of location maintenance of protein location cellular localization maintenance of location in cell maintenance of protein location in cell sequestering of actin monomers macromolecule localization lamellipodium assembly regulation of cell projection assembly plasma membrane bounded cell projection assembly regulation of plasma membrane bounded cell projection assembly regulation of lamellipodium assembly regulation of lamellipodium organization lamellipodium organization cell projection assembly regulation of protein-containing complex disassembly regulation of actin filament depolymerization actin filament capping barbed-end actin filament capping negative regulation of protein depolymerization negative regulation of protein-containing complex disassembly regulation of protein depolymerization negative regulation of actin filament depolymerization positive regulation of cellular component biogenesis positive regulation of lamellipodium assembly positive regulation of lamellipodium organization positive regulation of plasma membrane bounded cell projection assembly regulation of cell projection size regulation of microvillus length microvillus organization regulation of microvillus organization	cell projection cell leading edge cellular anatomical entity plasma membrane bounded cell projection lamellipodium extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cell projection cell leading edge cellular anatomical entity plasma membrane bounded cell projection lamellipodium extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm growth cone axon distal axon neuron projection site of polarized growth intracellular organelle intracellular non-membrane-bounded organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex non-membrane-bounded organelle perinuclear region of cytoplasm polymeric cytoskeletal fiber actin filament actin cytoskeleton cytoskeleton stereocilium actin-based cell projection stereocilium bundle cluster of actin-based cell projections filopodium

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR029006	ADF-H/Gelsolin-like domain superfamily	Homologous Superfamily
A	IPR028458	Twinfilin	Family
A	IPR002108	Actin-depolymerising factor homology domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q6IBS0	autism spectrum disorder medulloblastoma bipolar disorder myopathy large cell medulloblastoma psoriasis

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 R01GM133198.