7DSB | pdb_00007dsb

Crystal structure of actin capping protein in complex with V-1 and twinfilin C-terminal tail

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)
C	SCOP2B Superfamily	Ankyrin repeat	8081101	3000154	SCOP2B (2022-06-29)
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)
C	Ank_2	e7dsbC1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: Ank_2	ECOD (1.6)
B	F_actin_cap_B_1st	e7dsbB3	A: alpha bundles	X: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz (From Topology)	H: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz (From Topology)	T: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz	F: F_actin_cap_B_1st	ECOD (1.6)
B	F_actin_cap_B_3rd	e7dsbB1	A: a+b two layers	X: a+b domain in Capz (From Topology)	H: a+b domain in Capz (From Topology)	T: a+b domain in Capz	F: F_actin_cap_B_3rd	ECOD (1.6)
B	F_actin_cap_B_2nd	e7dsbB2	A: few secondary structure elements	X: beta-barrel domain in Capz (From Topology)	H: beta-barrel domain in Capz (From Topology)	T: beta-barrel domain in Capz	F: F_actin_cap_B_2nd	ECOD (1.6)
A	F-actin_cap_A_1st	e7dsbA3	A: alpha bundles	X: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz (From Topology)	H: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz (From Topology)	T: alpha-helical domain in subunits of heterodimeric actin filament capping protein Capz	F: F-actin_cap_A_1st	ECOD (1.6)
A	F-actin_cap_A_3rd	e7dsbA2	A: a+b two layers	X: a+b domain in Capz (From Topology)	H: a+b domain in Capz (From Topology)	T: a+b domain in Capz	F: F-actin_cap_A_3rd	ECOD (1.6)
A	F-actin_cap_A_2nd	e7dsbA1	A: few secondary structure elements	X: beta-barrel domain in Capz (From Topology)	H: beta-barrel domain in Capz (From Topology)	T: beta-barrel domain in Capz	F: F-actin_cap_A_2nd	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C	PF12796	Ankyrin repeats (3 copies) (Ank_2)	Ankyrin repeats (3 copies)	-	Repeat
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
D	Twinfilin-1	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 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 protein-containing complex binding cytoskeletal protein binding actin monomer binding actin binding protein 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	muscle hypertrophy regulation of muscle adaptation multicellular organismal process system process regulation of biological process positive regulation of cardiac muscle hypertrophy response to stimulus regulation of system process biological regulation positive regulation of biological process striated muscle hypertrophy regulation of muscle system process muscle system process regulation of cardiac muscle hypertrophy regulation of muscle hypertrophy muscle hypertrophy regulation of muscle adaptation multicellular organismal process system process regulation of biological process positive regulation of cardiac muscle hypertrophy response to stimulus regulation of system process biological regulation positive regulation of biological 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 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 biogenesis actin filament capping cellular component assembly 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 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 cellular component organization 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 cellular component organization or biogenesis 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 regulation of cellular component biogenesis organelle organization negative regulation of organelle organization regulation of actin filament length regulation of actin cytoskeleton organization cellular process negative regulation of actin filament depolymerization protein depolymerization cytoskeleton organization regulation of anatomical structure size	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 cell projection actin-based cell projection filopodium plasma membrane bounded cell projection
C	Myotrophin	-	regulation of growth regulation of biological process regulation of cellular process regulation of cellular component organization biological regulation growth positive regulation of biological process positive regulation of cell growth regulation of cell growth cell growth cellular component organization positive regulation of growth cellular process cellular component organization or biogenesis regulation of growth regulation of biological process regulation of cellular process regulation of cellular component organization biological regulation growth positive regulation of biological process positive regulation of cell growth regulation of cell growth cell growth cellular component organization positive regulation of growth cellular process cellular component organization or biogenesis positive regulation of cellular process positive regulation of protein metabolic process regulation of protein metabolic process primary metabolic process regulation of macromolecule metabolic process regulation of primary metabolic process positive regulation of metabolic process metabolic process positive regulation of macromolecule metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of DNA-binding transcription factor activity positive regulation of NF-kappaB transcription factor activity RNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process positive regulation of molecular function nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of molecular function regulation of gene expression biosynthetic process regulation of DNA-binding transcription factor activity regulation of macromolecule biosynthetic process regulation of DNA-templated transcription developmental process regulation of muscle tissue development regulation of developmental process animal organ development regulation of striated muscle tissue development tissue development striated muscle tissue development muscle structure development regulation of muscle organ development anatomical structure development muscle tissue development muscle organ development positive regulation of macromolecule biosynthetic process positive regulation of biosynthetic process muscle hypertrophy regulation of muscle adaptation multicellular organismal process 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 regulation of cellular component size regulation of biological quality regulation of cell size regulation of anatomical structure size translation protein biosynthetic process post-transcriptional regulation of gene expression regulation of translation negative regulation of biological process protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization cellular component biogenesis regulation of actin filament depolymerization actin filament capping cellular component assembly actin filament-based process negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization cellular component disassembly 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 regulation of barbed-end actin filament capping 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 cellular process negative regulation of protein polymerization regulation of actin filament polymerization protein polymerization actin polymerization or depolymerization 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 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 cellular developmental process nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation system development	intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle F-actin capping protein complex intracellular membraneless organelle actin cytoskeleton cytoplasm cytosol perinuclear region of cytoplasm membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle F-actin capping protein complex intracellular membraneless organelle actin cytoskeleton cytoplasm cytosol perinuclear region of cytoplasm membrane-bounded organelle nucleus intracellular membrane-bounded organelle
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 neuron to neuron synapse synapse cell junction hippocampal mossy fiber to CA3 synapse cytoskeleton F-actin capping protein complex actin cytoskeleton postsynaptic density postsynapse postsynaptic specialization 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
D	IPR029006	ADF-H/Gelsolin-like domain superfamily	Homologous Superfamily
D	IPR028458	Twinfilin	Family
D	IPR002108	Actin-depolymerising factor homology domain	Domain
C	IPR002110	Ankyrin repeat	Repeat
C	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
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	Pharos: P58546	drug-induced liver injury

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.