Annotations: 8JJV

Structure of truncated form of nanobody in complex with alpha-synuclein peptide

External Resource: Annotation

Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e8jjvA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F:	ECOD (v294.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A	Heavy Chain	IGHV1	-	alpha-synuclein peptide	SAbDab (2026-05-08)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Alpha-synuclein peptide	protein binding binding histone binding phospholipid binding lipid binding cytoskeletal protein binding tubulin binding alpha-tubulin binding microtubule binding oxidoreductase activity catalytic activity cation binding ion binding calcium ion binding protein binding binding histone binding phospholipid binding lipid binding cytoskeletal protein binding tubulin binding alpha-tubulin binding microtubule binding oxidoreductase activity catalytic activity cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding kinesin binding magnesium ion binding enzyme regulator activity enzyme activator activity molecular function activator activity molecular function regulator activity transporter regulator activity cuprous ion binding transition metal ion binding copper ion binding molecular function inhibitor activity peptidase regulator activity enzyme inhibitor activity cysteine-type endopeptidase inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity iron ion binding ferrous iron binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding nucleic acid binding transcription regulatory region nucleic acid binding phosphoprotein binding tau protein binding identical protein binding phospholipase binding enzyme binding protein kinase inhibitor activity protein kinase regulator activity kinase inhibitor activity kinase regulator activity Hsp70 protein binding protein-folding chaperone binding heat shock protein binding molecular sequestering activity protein sequestering activity SNARE binding actin binding beta-tubulin binding zinc ion binding protein-containing complex binding dynein complex binding	response to stimulus response to chemical response to xenobiotic stimulus neutral lipid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process cellular response to stimulus regulation of cellular process negative regulation of signaling signaling negative regulation of biological process regulation of signal transduction response to stimulus response to chemical response to xenobiotic stimulus neutral lipid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process cellular response to stimulus regulation of cellular process negative regulation of signaling signaling negative regulation of biological process regulation of signal transduction regulation of platelet-derived growth factor receptor signaling pathway negative regulation of cell communication cell surface receptor protein tyrosine kinase signaling pathway cell communication negative regulation of cellular process signal transduction enzyme-linked receptor protein signaling pathway regulation of signaling regulation of biological process cell surface receptor signaling pathway negative regulation of response to stimulus negative regulation of platelet-derived growth factor receptor signaling pathway biological regulation platelet-derived growth factor receptor signaling pathway negative regulation of signal transduction regulation of response to stimulus regulation of cell communication membrane organization protein-containing complex organization transport membrane fusion organelle membrane fusion establishment of localization vesicle-mediated transport cellular component organization cellular component biogenesis vesicle organization organelle fusion localization organelle organization cellular component assembly protein-containing complex assembly SNARE complex assembly cellular component organization or biogenesis vesicle fusion monoamine transport import into cell regulation of localization cellular localization nitrogen compound transport negative regulation of transport organic hydroxy compound transport negative regulation of neurotransmitter transport dopamine transport catecholamine uptake dopamine uptake involved in synaptic transmission synaptic signaling catecholamine transport establishment of localization in cell regulation of dopamine uptake involved in synaptic transmission neurotransmitter reuptake regulation of neurotransmitter uptake trans-synaptic signaling regulation of transport regulation of neurotransmitter transport cell-cell signaling neurotransmitter transport negative regulation of neurotransmitter uptake chemical synaptic transmission anterograde trans-synaptic signaling neurotransmitter uptake negative regulation of dopamine uptake involved in synaptic transmission synaptic transmission, dopaminergic dopamine uptake vesicle localization establishment of organelle localization establishment of vesicle localization organelle localization synaptic vesicle localization synaptic vesicle transport response to iron(II) ion response to metal ion response to iron ion response to fibroblast growth factor cellular response to endogenous stimulus cellular response to growth factor stimulus response to endogenous stimulus response to growth factor cellular response to fibroblast growth factor stimulus glutathione metabolic process modified amino acid metabolic process sulfur compound metabolic process response to oxidative stress cellular response to chemical stimulus cellular response to stress response to stress cellular response to oxidative stress cellular response to chemical stress norepinephrine transport negative regulation of norepinephrine uptake organic cation transport regulation of norepinephrine uptake norepinephrine uptake dopamine metabolic process catechol-containing compound metabolic process amine metabolic process biogenic amine biosynthetic process biosynthetic process catecholamine metabolic process amine biosynthetic process dopamine biosynthetic process phenol-containing compound metabolic process catecholamine biosynthetic process phenol-containing compound biosynthetic process catechol-containing compound biosynthetic process biogenic amine metabolic process biological process involved in interspecies interaction between organisms immune response response to other organism defense response response to type II interferon response to cytokine defense response to symbiont response to external stimulus response to biotic stimulus response to peptide immune system process defense response to other organism innate immune response response to external biotic stimulus reactive oxygen species biosynthetic process regulation of biosynthetic process reactive oxygen species metabolic process regulation of reactive oxygen species biosynthetic process regulation of metabolic process regulation of reactive oxygen species metabolic process aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain mitochondrial ATP synthesis coupled electron transport regulated exocytosis synaptic vesicle priming synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport in synapse secretion by cell signal release neurotransmitter secretion secretion export from cell signal release from synapse exocytosis exocytic process RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription negative regulation of RNA metabolic process multicellular organismal process cell activation myeloid leukocyte activation leukocyte activation macrophage activation leukocyte activation involved in inflammatory response microglial cell activation inflammatory response glial cell activation neuroinflammatory response regulation of glutamate secretion regulation of secretion by cell regulation of amino acid transport glutamate secretion organic anion transport carboxylic acid transport regulation of secretion organic acid transport amino acid transport amine transport acidic amino acid transport regulation of organic acid transport dicarboxylic acid transport regulation of amine transport phospholipid metabolic process organophosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization regulation of cellular component organization microtubule cytoskeleton organization regulation of protein-containing complex assembly microtubule polymerization or depolymerization negative regulation of protein polymerization negative regulation of supramolecular fiber organization protein polymerization negative regulation of cellular component organization negative regulation of microtubule polymerization or depolymerization negative regulation of cytoskeleton organization regulation of microtubule-based process negative regulation of microtubule polymerization microtubule polymerization regulation of cellular component biogenesis regulation of organelle organization negative regulation of protein-containing complex assembly negative regulation of organelle organization regulation of protein polymerization regulation of microtubule polymerization regulation of supramolecular fiber organization microtubule-based process supramolecular fiber organization cytoskeleton organization regulation of microtubule cytoskeleton organization negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death positive regulation of biological process positive regulation of secretion by cell positive regulation of exocytosis positive regulation of secretion positive regulation of cellular process regulation of vesicle-mediated transport positive regulation of transport regulation of exocytosis protein metabolic process amyloid fibril formation regulation of catecholamine secretion dopamine secretion catecholamine secretion regulation of dopamine secretion positive regulation of organelle organization positive regulation of cellular component organization regulation of vesicle fusion positive regulation of protein-containing complex assembly positive regulation of SNARE complex assembly positive regulation of cellular component biogenesis regulation of SNARE complex assembly positive regulation of vesicle fusion cell junction organization synapse organization response to epinephrine cellular response to epinephrine stimulus fatty acid metabolic process oxoacid metabolic process carboxylic acid metabolic process small molecule metabolic process monocarboxylic acid metabolic process organic acid metabolic process regulation of postsynaptic membrane potential system process chemical synaptic transmission, postsynaptic regulation of biological quality nervous system process excitatory postsynaptic potential regulation of membrane potential aerobic electron transport chain negative regulation of cellular respiration regulation of generation of precursor metabolites and energy regulation of cellular respiration regulation of mitochondrial ATP synthesis coupled electron transport negative regulation of oxidative phosphorylation negative regulation of mitochondrial electron transport, NADH to ubiquinone mitochondrial electron transport, NADH to ubiquinone regulation of aerobic respiration regulation of mitochondrial electron transport, NADH to ubiquinone regulation of oxidative phosphorylation negative regulation of mitochondrial ATP synthesis coupled electron transport neuron apoptotic process regulation of calcium ion transport positive regulation of cation transmembrane transport positive regulation of calcium ion transport monoatomic ion transmembrane transport regulation of monoatomic ion transmembrane transport calcium ion transport metal ion transport regulation of calcium ion transmembrane transport monoatomic cation transmembrane transport intercellular transport positive regulation of monoatomic ion transport positive regulation of calcium ion transmembrane transport positive regulation of transmembrane transport monoatomic ion transport positive regulation of monoatomic ion transmembrane transport positive regulation of release of sequestered calcium ion into cytosol monoatomic cation transport regulation of metal ion transport calcium ion transmembrane import into cytosol regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport transmembrane transport release of sequestered calcium ion into cytosol regulation of transmembrane transport regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport serotonin uptake regulation of serotonin uptake serotonin transport negative regulation of serotonin uptake response to lipid response to oxygen-containing compound response to lipopolysaccharide response to bacterium response to molecule of bacterial origin positive regulation of endocytosis endocytosis regulation of endocytosis negative regulation of secretion negative regulation of exocytosis negative regulation of secretion by cell regulation of defense response regulation of response to external stimulus regulation of inflammatory response positive regulation of response to stimulus positive regulation of response to external stimulus positive regulation of inflammatory response regulation of response to stress positive regulation of defense response protein destabilization regulation of protein stability receptor internalization receptor-mediated endocytosis protein complex oligomerization protein tetramerization positive regulation of programmed cell death positive regulation of apoptotic process negative regulation of thrombin-activated receptor signaling pathway negative regulation of G protein-coupled receptor signaling pathway thrombin-activated receptor signaling pathway regulation of G protein-coupled receptor signaling pathway regulation of thrombin-activated receptor signaling pathway G protein-coupled receptor signaling pathway regulation of macrophage activation regulation of leukocyte activation regulation of cell activation regulation of immune system process regulation of multicellular organismal process regulation of neuronal synaptic plasticity regulation of synaptic plasticity regulation of long-term neuronal synaptic plasticity modulation of chemical synaptic transmission regulation of trans-synaptic signaling positive regulation of hydrogen peroxide catabolic process catabolic process hydrogen peroxide metabolic process regulation of catabolic process regulation of hydrogen peroxide catabolic process positive regulation of reactive oxygen species metabolic process positive regulation of catabolic process positive regulation of metabolic process regulation of hydrogen peroxide metabolic process hydrogen peroxide catabolic process negative regulation of dopamine metabolic process regulation of amine metabolic process negative regulation of amine metabolic process regulation of catecholamine metabolic process regulation of dopamine metabolic process mitochondrial membrane organization mitochondrion organization regulation of inositol phosphate biosynthetic process alcohol metabolic process positive regulation of phosphate metabolic process inositol phosphate metabolic process regulation of small molecule metabolic process positive regulation of biosynthetic process polyol biosynthetic process regulation of carbohydrate metabolic process carbohydrate metabolic process polyol metabolic process positive regulation of phosphorus metabolic process regulation of alcohol biosynthetic process small molecule biosynthetic process carbohydrate biosynthetic process positive regulation of inositol phosphate biosynthetic process organophosphate biosynthetic process inositol phosphate biosynthetic process alcohol biosynthetic process regulation of phosphorus metabolic process positive regulation of carbohydrate metabolic process regulation of carbohydrate biosynthetic process positive regulation of small molecule metabolic process positive regulation of alcohol biosynthetic process autophagy regulation of autophagy macromolecule catabolic process negative regulation of protein catabolic process chaperone-mediated autophagy process utilizing autophagic mechanism negative regulation of protein metabolic process negative regulation of catabolic process regulation of protein metabolic process protein catabolic process regulation of chaperone-mediated autophagy negative regulation of chaperone-mediated autophagy negative regulation of autophagy regulation of protein catabolic process synaptic vesicle endocytosis presynaptic endocytosis synaptic vesicle recycling adult locomotory behavior behavior adult behavior locomotory behavior behavioral response to cocaine response to nitrogen compound response to cocaine response to alkaloid regulation of presynapse assembly multicellular organism development regulation of presynapse organization cell junction assembly anatomical structure development regulation of synapse structure or activity regulation of synapse assembly system development developmental process presynapse organization nervous system development regulation of cell junction assembly regulation of synapse organization synapse assembly presynapse assembly response to interleukin-1 positive regulation of protein localization to cell periphery protein localization to cell periphery regulation of protein localization regulation of protein localization to cell periphery macromolecule localization positive regulation of protein localization intracellular protein localization regulation of synaptic vesicle recycling negative regulation of neuron apoptotic process regulation of neuron apoptotic process regulation of receptor recycling receptor recycling receptor metabolic process positive regulation of receptor recycling positive regulation of macromolecule metabolic process positive regulation of signaling regulation of acyl-CoA biosynthetic process ketone metabolic process regulation of lipid metabolic process regulation of sulfur metabolic process acyl-CoA metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process acyl-CoA biosynthetic process nucleoside phosphate metabolic process regulation of ketone metabolic process purine-containing compound metabolic process sulfur compound biosynthetic process nucleoside phosphate biosynthetic process regulation of fatty acid metabolic process response to copper ion cellular response to metal ion cellular response to copper ion response to desipramine positive regulation of cell communication positive regulation of neurotransmitter secretion positive regulation of neurotransmitter transport positive regulation of synaptic transmission regulation of neurotransmitter secretion long-term synaptic potentiation regulation of locomotion locomotion response to magnesium ion	intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton cytoplasm cytosol inclusion body membrane-bounded organelle mitochondrial membrane organelle inner membrane intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton cytoplasm cytosol inclusion body membrane-bounded organelle mitochondrial membrane organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane supramolecular fiber supramolecular polymer supramolecular complex cell periphery plasma membrane ribosome lytic vacuole vacuole lysosome protein-containing complex extracellular region Lewy body membrane-enclosed lumen mitochondrial matrix intracellular organelle lumen organelle lumen perinuclear region of cytoplasm organelle outer membrane bounding membrane of organelle mitochondrial outer membrane outer membrane somatodendritic compartment cell body neuronal cell body synapse intracellular vesicle transport vesicle membrane endomembrane system presynapse cytoplasmic vesicle vesicle membrane synaptic vesicle synaptic vesicle membrane cell junction vesicle transport vesicle exocytic vesicle membrane cytoplasmic vesicle membrane secretory vesicle exocytic vesicle axon cell projection neuron projection plasma membrane bounded cell projection postsynapse cell cortex axon terminus distal axon terminal bouton neuron projection terminus growth cone site of polarized growth nuclear outer membrane nuclear membrane nucleus nuclear outer membrane-endoplasmic reticulum membrane network nuclear envelope
A	Nanobody	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR001058	Synuclein	Family
B	IPR002460	Alpha-synuclein	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	: P37840	Parkinson disease Lewy body dementia Gaucher disease autosomal dominant Parkinson disease 4 autosomal dominant Parkinson disease 1 neurodegenerative disease Wilson disease multiple system atrophy Alzheimer disease manganese poisoning amphetamine abuse drug psychosis cocaine abuse Nerve Degeneration cocaine dependence Parkinson disease Lewy body dementia Gaucher disease autosomal dominant Parkinson disease 4 autosomal dominant Parkinson disease 1 neurodegenerative disease Wilson disease multiple system atrophy Alzheimer disease manganese poisoning amphetamine abuse drug psychosis cocaine abuse Nerve Degeneration cocaine dependence parkinsonian-pyramidal syndrome alcohol abuse meningococcal meningitis endometritis primitive neuroectodermal tumor autosomal recessive juvenile Parkinson disease 2 intellectual disability exocrine pancreatic carcinoma bacterial pneumonia oligodendroglioma breast cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia actinic keratosis late-onset Parkinson disease chronic obstructive pulmonary disease parkinsonian disorder sleep-wake disorder lung adenocarcinoma amyloidosis malignant colon neoplasm Pick disease astrocytic tumor toxic encephalopathy malignant mesothelioma vitamin A deficiency medulloblastoma Huntington disease prion disease invasive ductal breast carcinoma psoriasis osteosarcoma lameness, non-human animal breast carcinoma glioblastoma acute gonococcal cervicitis cutaneous lupus erythematosus lung cancer amyotrophic lateral sclerosis malignant ependymoma pilocytic astrocytoma transitional cell carcinoma malignant pancreatic neoplasm head and neck cancer progressive supranuclear palsy bacterial arthritis bacterial meningitis non-small cell lung carcinoma ovarian cancer rhinoscleroma large cell medulloblastoma chancroid acute gonococcal endometritis Sjogren syndrome gonorrhea streptococcal meningitis major depressive disorder dementia arthropathy malignant glioma atypical teratoid rhabdoid tumor tuberculosis

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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.