Annotations: 8UO9

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	CPSase_L_D2	e8uo9B01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: CPSase_L_D2	ECOD (v294.1)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV1	-	synaptic vesicle glycoprotein 2a	SAbDab (2026-04-17)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF23894	SV2A/B/C luminal domain (LD_SV2)	SV2A/B/C luminal domain	-	Repeat
A	PF00083	Sugar (and other) transporter (Sugar_tr)	Sugar (and other) transporter	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Nanobody	-	-	-
A	Synaptic vesicle glycoprotein 2A	protein binding binding kinase binding enzyme binding protein kinase binding transporter activity transmembrane transporter activity	cellular localization regulated exocytosis synaptic vesicle priming transport signaling synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport cell communication vesicle-mediated transport in synapse cellular component organization cellular component biogenesis localization synaptic signaling cellular component assembly cellular localization regulated exocytosis synaptic vesicle priming transport signaling synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport cell communication vesicle-mediated transport in synapse cellular component organization cellular component biogenesis localization synaptic signaling cellular component assembly secretion by cell signal release establishment of localization in cell protein-containing complex assembly cellular component organization or biogenesis trans-synaptic signaling regulation of biological process neurotransmitter secretion protein-containing complex organization secretion biological regulation export from cell cell-cell signaling neurotransmitter transport establishment of localization chemical synaptic transmission signal release from synapse exocytosis anterograde trans-synaptic signaling exocytic process cellular process inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis	cellular anatomical structure neuromuscular junction synapse cell junction presynapse presynaptic active zone cell-cell junction anchoring junction cell periphery plasma membrane membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle cellular anatomical structure neuromuscular junction synapse cell junction presynapse presynaptic active zone cell-cell junction anchoring junction cell periphery plasma membrane membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle transport vesicle membrane endomembrane system intracellular organelle bounding membrane of organelle cytoplasmic vesicle vesicle membrane synaptic vesicle synaptic vesicle membrane vesicle transport vesicle exocytic vesicle membrane intracellular membrane-bounded organelle cytoplasmic vesicle membrane organelle secretory vesicle cytoplasm organelle membrane exocytic vesicle GABA-ergic synapse glutamatergic synapse endoplasmic reticulum cell projection neuron projection plasma membrane bounded cell projection

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR022308	Synaptic vesicle protein SV2	Family
A	IPR011701	Major facilitator superfamily	Family
A	IPR005828	Major facilitator, sugar transporter-like	Family
A	IPR005829	Sugar transporter, conserved site	Conserved Site
A	IPR055415	SV2A/B/C, luminal domain	Domain
A	IPR036259	MFS transporter superfamily	Homologous Superfamily
A	IPR020846	Major facilitator superfamily domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q7L0J3	Partial Epilepsy Treatment Adjunct astrocytic tumor breast carcinoma Gaucher disease large cell medulloblastoma malignant ependymoma medulloblastoma ovarian cancer schizophrenia atypical teratoid rhabdoid tumor epilepsy glioblastoma lung cancer malignant glioma partial epilepsy Partial Epilepsy Treatment Adjunct astrocytic tumor breast carcinoma Gaucher disease large cell medulloblastoma malignant ependymoma medulloblastoma ovarian cancer schizophrenia atypical teratoid rhabdoid tumor epilepsy glioblastoma lung cancer malignant glioma partial epilepsy botulism idiopathic scoliosis lung carcinoma malignant mesothelioma non-small cell lung carcinoma

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A	MemProtMD	Annotated as membrane protein by MemProtMD

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.