4PL8

Structure of rabbit skeletal muscle actin in complex with a hybrid peptide comprising thymosin beta4 and the lysine-rich region of Cordon-Bleu

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Actin-like ATPases	8040506	3000092	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Actin-like ATPases	8040509	3000092	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Actin-like ATPases	8040506	3000092	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Actin-like ATPases	8040509	3000092	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)
A	Actin_1st	e4pl8A1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_1st	ECOD (1.6)
A	Actin_2nd	e4pl8A2	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_2nd	ECOD (1.6)
C [auth B]	Actin_1st	e4pl8B1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_1st	ECOD (1.6)
C [auth B]	Actin_2nd	e4pl8B2	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_2nd	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.420.40	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
A	3.90.640.10	Alpha Beta	Alpha-Beta Complex	Actin	Chain A, domain 4	CATH (4.3.0)
C [auth B]	3.30.420.40	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
C [auth B]	3.90.640.10	Alpha Beta	Alpha-Beta Complex	Actin	Chain A, domain 4	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C [auth B]	Actin, alpha skeletal muscle	cytoskeletal protein binding titin binding protein binding binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding hydrolase activity catalytic activity troponin I binding cytoskeletal motor activator activity cytoskeletal protein binding titin binding protein binding binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding hydrolase activity catalytic activity troponin I binding cytoskeletal motor activator activity cytoskeletal motor regulator activity molecular function activator activity molecular function regulator activity magnesium ion binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding myosin heavy chain binding myosin binding tropomyosin binding calcium-dependent protein binding identical protein binding actin monomer binding actin binding	developmental process mesenchyme migration multicellular organismal process mesenchyme morphogenesis animal organ development mesenchyme development tissue development tissue morphogenesis anatomical structure morphogenesis tissue migration anatomical structure development animal organ morphogenesis myotube cell development skeletal muscle fiber development developmental process mesenchyme migration multicellular organismal process mesenchyme morphogenesis animal organ development mesenchyme development tissue development tissue morphogenesis anatomical structure morphogenesis tissue migration anatomical structure development animal organ morphogenesis myotube cell development skeletal muscle fiber development cellular developmental process skeletal muscle tissue development cell development muscle cell differentiation myotube differentiation striated muscle tissue development muscle structure development skeletal muscle organ development striated muscle cell development muscle cell development cell differentiation cellular process muscle tissue development muscle organ development striated muscle cell differentiation regulation of biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular process cellular component assembly involved in morphogenesis skeletal myofibril assembly membraneless organelle assembly cellular component organization cellular component biogenesis cellular anatomical entity morphogenesis cellular component assembly actin filament-based process cellular component organization or biogenesis skeletal muscle thin filament assembly actin cytoskeleton organization actomyosin structure organization organelle assembly actin filament organization organelle organization myofibril assembly anatomical structure formation involved in morphogenesis supramolecular fiber organization cytoskeleton organization protein polymerization actin polymerization or depolymerization actin filament polymerization protein-containing complex organization protein-containing complex assembly actin filament bundle organization actin filament bundle assembly	intracellular anatomical structure skeletal muscle myofibril intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell projection intracellular anatomical structure skeletal muscle myofibril intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell projection cell leading edge plasma membrane bounded cell projection lamellipodium cytoskeleton actin filament bundle actin cytoskeleton actomyosin stress fiber contractile actin filament bundle polymeric cytoskeletal fiber actin filament protein-containing complex filamentous actin cell body striated muscle thin filament myofilament sarcomere actin-based cell projection filopodium
B [auth H]	Thymosin beta-4,Protein cordon-bleu,Thymosin beta-4	cytoskeletal protein binding actin monomer binding actin binding protein binding binding molecular sequestering activity protein sequestering activity RNA binding organic cyclic compound binding nucleic acid binding enzyme binding	developmental process multicellular organism development multicellular organismal process hepaticobiliary system development gland development animal organ development anatomical structure development liver development system development epithelium development floor plate development neural tube development tube development chordate embryonic development developmental process multicellular organism development multicellular organismal process hepaticobiliary system development gland development animal organ development anatomical structure development liver development system development epithelium development floor plate development neural tube development tube development chordate embryonic development nervous system development embryo development tissue development embryo development ending in birth or egg hatching digestive system development digestive tract development protein polymerization actin polymerization or depolymerization actin filament polymerization actin cytoskeleton organization protein-containing complex organization actin filament organization cellular component organization cellular component biogenesis organelle organization cellular component assembly protein-containing complex assembly actin filament-based process cellular process cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization axonogenesis cellular developmental process developmental growth cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell growth cell morphogenesis collateral sprouting in absence of injury neurogenesis cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation collateral sprouting plasma membrane bounded cell projection organization developmental cell growth growth axon development cell morphogenesis involved in neuron differentiation developmental growth involved in morphogenesis generation of neurons anatomical structure morphogenesis neuron development embryonic epithelial tube formation tube formation epithelial tube formation tube morphogenesis primary neural tube formation epithelial tube morphogenesis morphogenesis of embryonic epithelium embryonic morphogenesis morphogenesis of an epithelium tissue morphogenesis neural tube closure neural tube formation anatomical structure formation involved in morphogenesis tube closure embryonic axis specification embryonic pattern specification pattern specification process axis specification embryonic organ development notochord development somitogenesis segmentation anterior/posterior pattern specification somite specification regionalization somite development segment specification regulation of neuron projection development regulation of cellular component organization regulation of cellular process positive regulation of cellular component organization regulation of developmental process positive regulation of biological process positive regulation of developmental process dendrite development positive regulation of neuron projection development positive regulation of cell projection organization positive regulation of cellular process regulation of biological process regulation of cell projection organization positive regulation of dendrite development biological regulation regulation of dendrite development regulation of plasma membrane bounded cell projection organization actin filament network formation ruffle organization plasma membrane bounded cell projection assembly ruffle assembly positive regulation of cellular component biogenesis regulation of cell projection assembly regulation of cellular component biogenesis positive regulation of ruffle assembly regulation of plasma membrane bounded cell projection assembly regulation of ruffle assembly cell projection assembly positive regulation of plasma membrane bounded cell projection assembly regulation of localization positive regulation of cation transmembrane transport regulation of catalytic activity transport monoatomic ion transmembrane transport regulation of transmembrane transporter activity regulation of monoatomic ion transmembrane transport regulation of transporter activity monoatomic cation transmembrane transport positive regulation of molecular function localization regulation of ligase activity positive regulation of monoatomic ion transport positive regulation of transmembrane transport monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation transport regulation of monoatomic ion transmembrane transporter activity regulation of proton-transporting ATP synthase activity, rotational mechanism regulation of proton transport regulation of transport regulation of monoatomic ion transport proton transmembrane transport positive regulation of catalytic activity inorganic ion transmembrane transport positive regulation of cation channel activity establishment of localization regulation of cation channel activity positive regulation of proton-transporting ATP synthase activity, rotational mechanism inorganic cation transmembrane transport transmembrane transport regulation of molecular function regulation of transmembrane transport positive regulation of transport positive regulation of transporter activity positive regulation of ion transmembrane transporter activity regulation of monoatomic cation transmembrane transport positive regulation of ligase activity cellular response to stimulus positive regulation of locomotion regulation of cell motility response to stimulus regulation of response to external stimulus endothelial cell migration positive regulation of chemotaxis positive regulation of cell migration positive regulation of response to stimulus positive regulation of response to external stimulus taxis positive regulation of cell motility regulation of cell migration positive regulation of endothelial cell chemotaxis regulation of endothelial cell migration cell migration endothelial cell chemotaxis cell motility locomotion cell chemotaxis chemotaxis regulation of endothelial cell chemotaxis response to external stimulus regulation of chemotaxis cellular response to chemical stimulus regulation of response to stimulus response to chemical regulation of locomotion positive regulation of endothelial cell migration regulation of blood vessel endothelial cell migration positive regulation of blood vessel endothelial cell migration blood vessel endothelial cell migration signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of biological process negative regulation of canonical NF-kappaB signal transduction regulation of signal transduction intracellular signal transduction negative regulation of cell communication cell communication regulation of intracellular signal transduction intracellular signaling cassette negative regulation of cellular process signal transduction regulation of signaling negative regulation of response to stimulus negative regulation of signal transduction canonical NF-kappaB signal transduction regulation of cell communication regulation of canonical NF-kappaB signal transduction cell surface receptor signaling pathway response to cytokine cytokine-mediated signaling pathway response to peptide cellular response to tumor necrosis factor tumor necrosis factor-mediated signaling pathway cellular response to cytokine stimulus response to tumor necrosis factor protein localization regulation of cellular component size cellular macromolecule localization regulation of biological quality negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization negative regulation of cellular component organization regulation of organelle organization maintenance of location negative regulation of protein-containing complex assembly regulation of protein polymerization regulation of supramolecular fiber organization maintenance of protein location regulation of cytoskeleton organization cellular localization regulation of actin filament-based process maintenance of location in cell regulation of protein-containing complex assembly maintenance of protein location in cell negative regulation of protein polymerization regulation of actin filament polymerization regulation of actin filament organization negative regulation of cytoskeleton organization regulation of actin polymerization or depolymerization sequestering of actin monomers negative regulation of organelle organization regulation of actin filament length macromolecule localization regulation of actin cytoskeleton organization regulation of anatomical structure size regulation of defense response negative regulation of inflammatory response defense response regulation of inflammatory response response to stress negative regulation of response to external stimulus regulation of response to stress negative regulation of defense response inflammatory response nucleotide biosynthetic process carbohydrate derivative metabolic process purine ribonucleotide biosynthetic process positive regulation of phosphate metabolic process purine ribonucleoside triphosphate biosynthetic process positive regulation of nucleotide biosynthetic process regulation of nucleotide biosynthetic process regulation of primary metabolic process regulation of ATP metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process ribonucleotide biosynthetic process purine nucleoside triphosphate biosynthetic process regulation of small molecule metabolic process positive regulation of purine nucleotide biosynthetic process regulation of phosphate metabolic process regulation of nucleotide metabolic process phosphate-containing compound metabolic process small molecule metabolic process regulation of nucleobase-containing compound metabolic process phosphorus metabolic process ribose phosphate biosynthetic process nucleoside phosphate metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of phosphorus metabolic process primary metabolic process nucleotide metabolic process regulation of purine nucleotide metabolic process ribonucleoside triphosphate biosynthetic process positive regulation of ATP metabolic process biosynthetic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process metabolic process regulation of phosphorus metabolic process nucleoside triphosphate metabolic process purine ribonucleotide metabolic process regulation of metabolic process purine nucleotide biosynthetic process ribose phosphate metabolic process ATP metabolic process ATP biosynthetic process positive regulation of nucleotide metabolic process purine nucleotide metabolic process ribonucleotide metabolic process positive regulation of biosynthetic process nucleobase-containing small molecule metabolic process purine ribonucleoside triphosphate metabolic process purine-containing compound biosynthetic process ribonucleoside triphosphate metabolic process purine nucleoside triphosphate metabolic process regulation of biosynthetic process carbohydrate derivative biosynthetic process regulation of purine nucleotide biosynthetic process nucleoside triphosphate biosynthetic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process positive regulation of purine nucleotide metabolic process positive regulation of ATP biosynthetic process regulation of ATP biosynthetic process organophosphate metabolic process positive regulation of small molecule metabolic process	growth cone axon cell projection cellular anatomical structure distal axon neuron projection axonal growth cone plasma membrane bounded cell projection site of polarized growth membrane intracellular anatomical structure cell cortex cortical cytoskeleton intracellular membraneless organelle growth cone axon cell projection cellular anatomical structure distal axon neuron projection axonal growth cone plasma membrane bounded cell projection site of polarized growth membrane intracellular anatomical structure cell cortex cortical cytoskeleton intracellular membraneless organelle actin cytoskeleton intracellular organelle cell periphery cytoskeleton organelle membraneless organelle cortical actin cytoskeleton terminal web cytoplasm dendrite terminus somatodendritic compartment dendritic growth cone dendrite dendritic tree plasma membrane ruffle cell leading edge perinuclear region of cytoplasm polymeric cytoskeletal fiber actin filament supramolecular fiber supramolecular polymer supramolecular complex cell body neuronal cell body extracellular region cytosol membrane-bounded organelle vesicle lumen intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen intracellular membrane-bounded organelle secretory granule lumen endomembrane system intracellular organelle lumen cytoplasmic vesicle organelle lumen secretory granule secretory vesicle platelet alpha granule vesicle platelet alpha granule lumen nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth B]	IPR020902	Actin/actin-like conserved site	Conserved Site
A, C [auth B]	IPR043129	ATPase, nucleotide binding domain	Homologous Superfamily
A, C [auth B]	IPR004001	Actin, conserved site	Conserved Site
A, C [auth B]	IPR004000	Actin family	Family
B [auth H]	IPR003124	WH2 domain	Domain
B [auth H]	IPR019025	Cordon-bleu, ubiquitin-like domain	Domain
B [auth H]	IPR039895	Protein cordon-bleu-like	Family
B [auth H]	IPR001152	Beta-thymosin	Family
B [auth H]	IPR038386	Beta-thymosin superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B [auth H]	Pharos: P62328	primitive neuroectodermal tumor subependymal giant cell astrocytoma astrocytic tumor cutaneous lupus erythematosus large cell medulloblastoma malignant ependymoma nasopharyngeal carcinoma ovarian cancer peripheral neuropathy psoriasis ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma lung adenocarcinoma malignant glioma primitive neuroectodermal tumor subependymal giant cell astrocytoma astrocytic tumor cutaneous lupus erythematosus large cell medulloblastoma malignant ependymoma nasopharyngeal carcinoma ovarian cancer peripheral neuropathy psoriasis ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma lung adenocarcinoma malignant glioma non-small cell lung carcinoma periodontitis Pick disease spina bifida breast cancer invasive ductal breast carcinoma lung carcinoma medulloblastoma oligodendroglioma peripheral nervous system disease prostate cancer amyotrophic lateral sclerosis type 1 AMYOTROPHIC LATERAL SCLEROSIS 1

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, C [auth B]	HIC	Parent Component: HIS RESID: AA0317 PSI-MOD : 1'-methyl-L-histidine MOD:00322

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.