Annotations: 8ZPB

Cryo-EM structure of human norepinephrine transporter NET bound with norepinephrine in an occluded state at a resolution of 2.6 angstrom

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Fe_hyd_SSU	e8zpbB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fe_hyd_SSU	ECOD (v295.2)
A	Fe_hyd_SSU	e8zpbA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fe_hyd_SSU	ECOD (v295.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV1	-	sodium-dependent noradrenaline transporter	SAbDab (2026-08-28)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00209	Sodium:neurotransmitter symporter family (SNF)	Sodium:neurotransmitter symporter family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Nb_BB4	-	-	-
A	Sodium-dependent noradrenaline transporter	monoatomic cation transmembrane transporter activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity solute:sodium symporter activity solute:monoatomic cation symporter activity monoatomic anion:sodium symporter activity monoamine transmembrane transporter activity sodium ion transmembrane transporter activity sodium:chloride symporter activity monoatomic anion:monoatomic cation symporter activity secondary active transmembrane transporter activity chloride:monoatomic cation symporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity monoatomic cation transmembrane transporter activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity solute:sodium symporter activity solute:monoatomic cation symporter activity monoatomic anion:sodium symporter activity monoamine transmembrane transporter activity sodium ion transmembrane transporter activity sodium:chloride symporter activity monoatomic anion:monoatomic cation symporter activity secondary active transmembrane transporter activity chloride:monoatomic cation symporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity symporter activity dopamine:sodium symporter activity neurotransmitter transmembrane transporter activity norepinephrine:sodium symporter activity neurotransmitter:sodium symporter activity cytoskeletal protein binding protein binding binding tubulin binding alpha-tubulin binding actin binding beta-tubulin binding cation binding ion binding metal ion binding small molecule binding	localization transport neurotransmitter transport establishment of localization response to stimulus response to chemical response to xenobiotic stimulus nitrogen compound transport norepinephrine uptake organic hydroxy compound transport catecholamine uptake monoatomic ion transmembrane transport sodium ion transmembrane transport metal ion transport localization transport neurotransmitter transport establishment of localization response to stimulus response to chemical response to xenobiotic stimulus nitrogen compound transport norepinephrine uptake organic hydroxy compound transport catecholamine uptake monoatomic ion transmembrane transport sodium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport transmembrane transport monoatomic ion transport cellular process monoatomic cation transport sodium ion transport trans-synaptic signaling synaptic signaling regulation of biological process signaling anterograde trans-synaptic signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication amino acid transport import into cell cellular localization dopamine uptake involved in synaptic transmission establishment of localization in cell neurotransmitter reuptake neurotransmitter uptake synaptic transmission, dopaminergic dopamine uptake cellular homeostasis neuron cellular homeostasis homeostatic process	cellular anatomical structure membrane cell surface cell periphery plasma membrane presynapse synapse cell junction presynaptic membrane plasma membrane region synaptic membrane somatodendritic compartment neuronal cell body membrane cell body cellular anatomical structure membrane cell surface cell periphery plasma membrane presynapse synapse cell junction presynaptic membrane plasma membrane region synaptic membrane somatodendritic compartment neuronal cell body membrane cell body cell body membrane neuronal cell body 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 axon cell projection neuron projection plasma membrane bounded cell projection

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000175	Sodium:neurotransmitter symporter	Family
A	IPR002435	Sodium:neurotransmitter symporter, noradrenaline	Family
A	IPR037272	Sodium:neurotransmitter symporter superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: P23975	hypertensive disorder Orthostatic Intolerance bipolar disorder attention deficit hyperactivity disorder, inattentive type major depressive disorder depressive disorder visual epilepsy postural orthostatic tachycardia syndrome ventricular fibrillation fibromyalgia obsessive-compulsive disorder osteosarcoma paraganglioma insomnia rhinitis hypertensive disorder Orthostatic Intolerance bipolar disorder attention deficit hyperactivity disorder, inattentive type major depressive disorder depressive disorder visual epilepsy postural orthostatic tachycardia syndrome ventricular fibrillation fibromyalgia obsessive-compulsive disorder osteosarcoma paraganglioma insomnia rhinitis atopic eczema seasonal allergic rhinitis mitral valve prolapse common cold nicotine dependence vasomotor rhinitis phaeochromocytoma schizophrenia female stress incontinence obesity disorder generalized anxiety disorder panic disorder allergic rhinitis atopic conjunctivitis seasonal affective disorder binge eating disorder mixed anxiety and depressive disorder narcolepsy social phobia neurocirculatory asthenia

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

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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.