Annotations: 7DS8

Crystal structure of actin capping protein in complex with twinflin-1/CD2AP CPI chimera peptide (CDN-TWC)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
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)
B	SCOP2B Superfamily	Subunits of heterodimeric actin filament capping protein Capz	8032215	3001499	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Subunits of heterodimeric actin filament capping protein Capz	8032214	3001499	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)
B	V-set	e7ds8B1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: V-set	ECOD (v294.2)
A	V-set	e7ds8A1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: V-set	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF01115	F-actin capping protein, beta subunit (F_actin_cap_B)	F-actin capping protein, beta subunit	-	Family
A	PF01267	F-actin capping protein alpha subunit (F-actin_cap_A)	F-actin capping protein alpha subunit	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	CD2-associated protein,Twinfilin-1	ion binding binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate 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 cytoskeletal protein binding actin binding protein-containing complex binding protein binding actin filament binding actin monomer binding protein tyrosine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups SH3 domain binding protein domain specific binding cell adhesion molecule binding cadherin binding identical protein binding clathrin binding phosphatidylinositol 3-kinase binding phosphatidylinositol 3-kinase regulatory subunit binding structural constituent of cytoskeleton structural molecule activity	regulation of neuron projection development multicellular organismal process regulation of cellular component organization regulation of cellular process positive regulation of cellular component organization cellular developmental process cell projection organization positive regulation of biological process cell development neuron projection development cellular component organization neurogenesis multicellular organism development neuron differentiation positive regulation of neuron projection development regulation of neuron projection development multicellular organismal process regulation of cellular component organization regulation of cellular process positive regulation of cellular component organization cellular developmental process cell projection organization positive regulation of biological process cell development neuron projection development cellular component organization neurogenesis multicellular organism development neuron differentiation positive regulation of neuron projection development cell differentiation anatomical structure development positive regulation of cell projection organization cellular component organization or biogenesis positive regulation of cellular process system development developmental process regulation of biological process plasma membrane bounded cell projection organization regulation of cell projection organization biological regulation nervous system development generation of neurons neuron development cellular process regulation of plasma membrane bounded cell projection organization muscle hypertrophy regulation of muscle adaptation system process positive regulation of cardiac muscle hypertrophy response to stimulus regulation of system process striated muscle hypertrophy regulation of muscle system process muscle system process regulation of cardiac muscle hypertrophy regulation of muscle hypertrophy muscle adaptation regulation of response to stimulus positive regulation of muscle hypertrophy cardiac muscle hypertrophy positive regulation of multicellular organismal process regulation of multicellular organismal process lamellipodium assembly regulation of cell projection assembly plasma membrane bounded cell projection assembly regulation of cellular component biogenesis cellular component biogenesis regulation of plasma membrane bounded cell projection assembly regulation of lamellipodium assembly cellular component assembly regulation of lamellipodium organization lamellipodium organization cell projection assembly cellular component disassembly actin polymerization or depolymerization actin cytoskeleton organization protein-containing complex organization actin filament organization protein-containing complex disassembly actin filament depolymerization organelle organization actin filament-based process supramolecular fiber organization protein depolymerization cytoskeleton organization regulation of cellular component size negative regulation of biological process regulation of protein-containing complex disassembly regulation of actin filament depolymerization actin filament capping regulation of biological quality negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization barbed-end actin filament capping negative regulation of cellular component organization regulation of organelle organization negative regulation of protein depolymerization negative regulation of protein-containing complex assembly regulation of protein polymerization regulation of supramolecular fiber organization regulation of cytoskeleton organization regulation of actin filament-based process regulation of protein-containing complex assembly negative regulation of protein-containing complex disassembly negative regulation of cellular process protein-containing complex assembly negative regulation of protein polymerization regulation of actin filament polymerization protein polymerization regulation of actin filament organization actin filament polymerization regulation of protein depolymerization negative regulation of cytoskeleton organization regulation of actin polymerization or depolymerization negative regulation of organelle organization regulation of actin filament length regulation of actin cytoskeleton organization negative regulation of actin filament depolymerization regulation of anatomical structure size gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation development of primary male sexual characteristics development of primary sexual characteristics reproductive structure development immune system development lymph node development immune system process hematopoietic or lymphoid organ development cell division cell population proliferation renal filtration cell differentiation kidney epithelium development glomerular epithelial cell differentiation epithelial cell differentiation renal system development nephron development nephron epithelium development epithelial cell differentiation involved in kidney development epithelium development glomerular epithelium development tissue development glomerulus development cell differentiation involved in kidney development podocyte differentiation kidney development apoptotic process cell death programmed cell death catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process macromolecule catabolic process protein complex oligomerization protein heterooligomerization cellular response to stimulus small GTPase-mediated signal transduction signaling intracellular signal transduction cell communication intracellular signaling cassette Rab protein signal transduction signal transduction renal system process renal absorption renal albumin absorption renal protein absorption cell migration cell motility localization localization of cell endothelium development response to stress response to wounding establishment of protein localization transport secretion establishment of protein localization to extracellular region export from cell protein secretion establishment of localization protein localization to extracellular region secretion by cell protein transport macromolecule localization intracellular protein localization hepaticobiliary system development gland development liver development cellular response to growth factor stimulus cell surface receptor signaling pathway response to endogenous stimulus cellular response to nerve growth factor stimulus cellular response to endogenous stimulus nerve growth factor signaling pathway neurotrophin signaling pathway response to nerve growth factor response to growth factor regulation of localization regulation of protein localization positive regulation of protein localization to nucleus regulation of protein localization to nucleus protein localization to nucleus protein localization to organelle positive regulation of protein localization connective tissue development adipose tissue development immune response-regulating cell surface receptor signaling pathway positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process immune response-activating cell surface receptor signaling pathway immune response T cell receptor signaling pathway regulation of immune response antigen receptor-mediated signaling pathway activation of immune response phosphatidylinositol 3-kinase/protein kinase B signal transduction stress-activated MAPK cascade stress-activated protein kinase signaling cascade cellular response to stress MAPK cascade transforming growth factor beta1 production biosynthetic process cytokine production gene expression macromolecule biosynthetic process transforming growth factor beta production ERK1 and ERK2 cascade response to transforming growth factor beta negative regulation of signaling regulation of small GTPase mediated signal transduction negative regulation of intracellular signal transduction regulation of signal transduction negative regulation of cell communication regulation of intracellular signal transduction regulation of signaling negative regulation of response to stimulus negative regulation of small GTPase mediated signal transduction negative regulation of signal transduction regulation of cell communication lipid metabolic process cell junction organization synapse organization regulation of transforming growth factor beta production regulation of transforming growth factor beta1 production regulation of cytokine production negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of transforming growth factor beta1 production negative regulation of metabolic process negative regulation of cytokine production regulation of macromolecule metabolic process negative regulation of transforming growth factor beta production regulation of gene expression negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process negative regulation of multicellular organismal process regulation of metabolic process neuron apoptotic process negative regulation of neuron apoptotic process negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death negative regulation of apoptotic process regulation of neuron apoptotic process substrate-dependent cell migration, cell extension substrate-dependent cell migration cell adhesion cell-cell adhesion cell-cell adhesion mediated by cadherin axonogenesis developmental growth plasma membrane bounded cell projection morphogenesis cell growth cell morphogenesis cell projection morphogenesis neuron projection morphogenesis collateral sprouting developmental cell growth growth axon development cell morphogenesis involved in neuron differentiation developmental growth involved in morphogenesis anatomical structure morphogenesis positive regulation of establishment of protein localization positive regulation of secretion by cell positive regulation of protein transport regulation of secretion by cell positive regulation of secretion regulation of transport regulation of establishment of protein localization regulation of protein transport positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport filopodium assembly response to hormone response to chemical response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound regulation of synaptic plasticity trans-synaptic signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling membrane organization neurotrophin TRK receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway enzyme-linked receptor protein signaling pathway immunological synapse formation cell-cell recognition cell activation cell recognition lymphocyte activation leukocyte activation maintenance of blood-brain barrier multicellular organismal-level homeostasis homeostatic process anatomical structure homeostasis tissue homeostasis biological process involved in interspecies interaction between organisms response to other organism response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus defense response inflammatory response response to oxidative stress response to glial cell derived neurotrophic factor cell-cell junction organization	intracellular anatomical structure intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell-cell junction anchoring junction intracellular anatomical structure intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell-cell junction anchoring junction cell junction cytoskeleton actin cytoskeleton cytosol perinuclear region of cytoplasm polymeric cytoskeletal fiber actin filament cell projection actin-based cell projection filopodium plasma membrane bounded cell projection podosome extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region vesicle extracellular membrane-bounded organelle cell leading edge somatodendritic compartment dendrite dendritic tree neuron projection neuromuscular junction synapse nucleus membrane-enclosed lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen organelle envelope lumen organelle envelope organelle lumen nuclear envelope lumen nuclear envelope ruffle protein-containing complex filamentous actin axon centrosome microtubule organizing center centriolar satellite microtubule cytoskeleton filtration diaphragm slit diaphragm cell periphery plasma membrane membrane growth cone distal axon site of polarized growth Golgi apparatus subcompartment Golgi apparatus organelle subcompartment trans-Golgi network membrane trans-Golgi network organelle membrane nucleolus fibrillar center nuclear lumen endosome intracellular vesicle cytoplasmic vesicle late endosome
B	F-actin-capping protein subunit beta isoforms 1	cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding	lamellipodium assembly plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly cellular component organization cellular component biogenesis cellular component assembly lamellipodium organization cellular process cellular component organization or biogenesis cell projection assembly developmental process anatomical structure morphogenesis regulation of biological process lamellipodium assembly plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly cellular component organization cellular component biogenesis cellular component assembly lamellipodium organization cellular process cellular component organization or biogenesis cell projection assembly developmental process anatomical structure morphogenesis regulation of biological process regulation of developmental process anatomical structure development biological regulation cell morphogenesis regulation of cell morphogenesis regulation of anatomical structure morphogenesis filopodium assembly regulation of cellular component organization regulation of cellular process negative regulation of filopodium assembly negative regulation of biological process regulation of filopodium assembly negative regulation of plasma membrane bounded cell projection assembly negative regulation of cellular process negative regulation of cell projection organization negative regulation of cellular component organization regulation of cell projection organization regulation of cell projection assembly regulation of cellular component biogenesis regulation of plasma membrane bounded cell projection assembly regulation of plasma membrane bounded cell projection organization organelle organization cytoskeleton organization regulation of lamellipodium assembly regulation of lamellipodium organization regulation of cellular component size protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization regulation of actin filament depolymerization actin filament capping actin filament-based process regulation of biological quality negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization cellular component disassembly barbed-end actin filament capping actin filament organization regulation of organelle organization negative regulation of protein depolymerization negative regulation of protein-containing complex assembly regulation of protein polymerization regulation of supramolecular fiber organization supramolecular fiber organization regulation of cytoskeleton organization regulation of actin filament-based process regulation of protein-containing complex assembly negative regulation of protein-containing complex disassembly protein-containing complex assembly negative regulation of protein polymerization regulation of actin filament polymerization actin polymerization or depolymerization protein polymerization regulation of actin filament organization actin cytoskeleton organization actin filament polymerization protein-containing complex organization regulation of protein depolymerization negative regulation of cytoskeleton organization regulation of actin polymerization or depolymerization negative regulation of organelle organization regulation of actin filament length regulation of actin cytoskeleton organization negative regulation of actin filament depolymerization protein depolymerization regulation of anatomical structure size	cell projection cellular anatomical structure cell leading edge plasma membrane bounded cell projection lamellipodium protein-containing complex intracellular anatomical structure WASH complex cytoplasm membrane intracellular membraneless organelle Z disc sarcomere intracellular organelle cell projection cellular anatomical structure cell leading edge plasma membrane bounded cell projection lamellipodium protein-containing complex intracellular anatomical structure WASH complex cytoplasm membrane intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex cytosol apical part of cell cluster of actin-based cell projections brush border sperm head-tail coupling apparatus cytoskeleton F-actin capping protein complex actin cytoskeleton postsynaptic density postsynapse neuron to neuron synapse postsynaptic specialization synapse cell junction asymmetric synapse Schaffer collateral - CA1 synapse cell cortex cortical cytoskeleton cell periphery
A	F-actin-capping protein subunit alpha-1	cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding	cellular component organization cellular component biogenesis cell junction organization cellular component assembly cell junction assembly cellular process cellular component organization or biogenesis regulation of cellular process regulation of cellular component size negative regulation of biological process protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization regulation of actin filament depolymerization cellular component organization cellular component biogenesis cell junction organization cellular component assembly cell junction assembly cellular process cellular component organization or biogenesis regulation of cellular process regulation of cellular component size negative regulation of biological process protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization regulation of actin filament depolymerization actin filament capping actin filament-based process regulation of biological quality negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization cellular component disassembly regulation of biological process barbed-end actin filament capping negative regulation of cellular component organization actin filament organization regulation of organelle organization negative regulation of protein depolymerization negative regulation of protein-containing complex assembly regulation of protein polymerization regulation of supramolecular fiber organization supramolecular fiber organization regulation of cytoskeleton organization regulation of cellular component organization regulation of actin filament-based process regulation of protein-containing complex assembly negative regulation of protein-containing complex disassembly negative regulation of cellular process protein-containing complex assembly negative regulation of protein polymerization regulation of actin filament polymerization actin polymerization or depolymerization protein polymerization regulation of actin filament organization actin cytoskeleton organization actin filament polymerization protein-containing complex organization regulation of protein depolymerization negative regulation of cytoskeleton organization regulation of actin polymerization or depolymerization biological regulation regulation of cellular component biogenesis organelle organization negative regulation of organelle organization regulation of actin filament length regulation of actin cytoskeleton organization negative regulation of actin filament depolymerization protein depolymerization cytoskeleton organization regulation of anatomical structure size	protein-containing complex cellular anatomical structure intracellular anatomical structure WASH complex cytoplasm intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber supramolecular fiber protein-containing complex cellular anatomical structure intracellular anatomical structure WASH complex cytoplasm intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex cytoskeleton F-actin capping protein complex actin cytoskeleton cytosol cell periphery plasma membrane membrane cell cortex cortical cytoskeleton

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C	IPR029006	ADF-H/Gelsolin-like domain superfamily	Homologous Superfamily
C	IPR028458	Twinfilin	Family
C	IPR002108	Actin-depolymerising factor homology domain	Domain
C	IPR036028	SH3-like domain superfamily	Homologous Superfamily
C	IPR035777	CD2-associated protein, third SH3 domain	Domain
C	IPR001452	SH3 domain	Domain
C	IPR035775	CD2-associated protein, first SH3 domain	Domain
C	IPR050384	Endophilin/SH3RF	Family
C	IPR035776	CD2-associated protein, second SH3 domain	Domain
B	IPR001698	F-actin-capping protein subunit beta	Family
B	IPR019771	F-actin capping protein, beta subunit, conserved site	Conserved Site
B	IPR043175	F-actin-capping protein subunit beta, N-terminal domain	Homologous Superfamily
B	IPR037282	F-actin-capping protein subunit alpha/beta	Homologous Superfamily
B	IPR042276	F-actin-capping protein subunit alpha/beta, domain 2	Homologous Superfamily
A	IPR002189	F-actin-capping protein subunit alpha	Family
A	IPR042489	F-actin capping protein, alpha subunit, domain 1	Homologous Superfamily
A	IPR037282	F-actin-capping protein subunit alpha/beta	Homologous Superfamily
A	IPR017865	F-actin capping protein, alpha subunit, conserved site	Conserved Site
A	IPR042276	F-actin-capping protein subunit alpha/beta, domain 2	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C	: Q9Y5K6	Alzheimer disease focal segmental glomerulosclerosis 3, susceptibility to focal segmental glomerulosclerosis plasma cell myeloma spina bifida Acute Confusional Senile Dementia lung adenocarcinoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant ependymoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia proteinuria atypical teratoid rhabdoid tumor Alzheimer disease focal segmental glomerulosclerosis 3, susceptibility to focal segmental glomerulosclerosis plasma cell myeloma spina bifida Acute Confusional Senile Dementia lung adenocarcinoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant ependymoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia proteinuria atypical teratoid rhabdoid tumor malignant glioma pancreatic intraductal papillary-mucinous carcinoma

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.