Annotations: 7ZHA

Structure of human OCT3 in complex with inhibitor decynium-22

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Ribosomal_L27A, Ribosomal_L18	e7zhaA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Ribosomal_L27A, Ribosomal_L18	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1250.20	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07690	Major Facilitator Superfamily (MFS_1)	Major Facilitator Superfamily	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Solute carrier family 22 member 3	neurotransmitter transmembrane transporter activity transporter activity transmembrane transporter activity quaternary ammonium group transmembrane transporter activity spermidine transmembrane transporter activity polyamine transmembrane transporter activity choline transmembrane transporter activity active transmembrane transporter activity monoamine transmembrane transporter activity	localization transport neurotransmitter transport establishment of localization nitrogen compound transport norepinephrine uptake organic hydroxy compound transport catecholamine uptake epinephrine uptake import into cell cellular localization serotonin uptake establishment of localization in cell neurotransmitter uptake localization transport neurotransmitter transport establishment of localization nitrogen compound transport norepinephrine uptake organic hydroxy compound transport catecholamine uptake epinephrine uptake import into cell cellular localization serotonin uptake establishment of localization in cell neurotransmitter uptake cellular process neurotransmitter reuptake choline transport monoatomic ion transport xenobiotic transport transmembrane transport purine-containing compound transmembrane transport quaternary ammonium group transport histamine uptake histamine transport dopamine uptake amine transport amine metabolic process metabolic process imidazole-containing compound metabolic process biogenic amine metabolic process histamine metabolic process multicellular organismal process system process circulatory system process vascular process in circulatory system vascular transport transport across blood-brain barrier spermidine transport polyamine transport	cellular anatomical structure endomembrane system membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane membrane-bounded organelle mitochondrial membrane intracellular anatomical structure mitochondrion intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure endomembrane system membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane membrane-bounded organelle mitochondrial membrane intracellular anatomical structure mitochondrion intracellular membrane-bounded organelle intracellular organelle organelle envelope organelle mitochondrial envelope cytoplasm organelle membrane basal part of cell basal plasma membrane basolateral plasma membrane presynapse synapse cell junction nuclear outer membrane nuclear membrane nucleus organelle outer membrane bounding membrane of organelle nuclear outer membrane-endoplasmic reticulum membrane network nuclear envelope outer membrane somatodendritic compartment cell body neuronal cell body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011701	Major facilitator superfamily	Family
A	IPR005829	Sugar transporter, conserved site	Conserved Site
A	IPR020846	Major facilitator superfamily domain	Domain
A	IPR004749	Organic cation transport protein/SVOP	Family
A	IPR036259	MFS transporter superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: O75751	myocarditis obesity disorder prostate cancer Coxsackievirus Infections pancreatic intraductal papillary-mucinous neoplasm substance abuse type 2 diabetes mellitus facioscapulohumeral muscular dystrophy invasive ductal breast carcinoma malignant colon neoplasm malignant pancreatic neoplasm myopathy pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia prostate carcinoma colorectal cancer myocarditis obesity disorder prostate cancer Coxsackievirus Infections pancreatic intraductal papillary-mucinous neoplasm substance abuse type 2 diabetes mellitus facioscapulohumeral muscular dystrophy invasive ductal breast carcinoma malignant colon neoplasm malignant pancreatic neoplasm myopathy pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia prostate carcinoma colorectal cancer substance-related disorder gingivitis lung cancer malignant ependymoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma substance dependence drug dependence ductal breast carcinoma in situ heart disease lung carcinoma malignant mesothelioma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Transmembrane	Alpha-helical polytopic	Major Facilitator Superfamily (MFS)	Sugar porter family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Solute Carrier (SLC) Transporter Superfamily	Organic cation transporter 3 (OCT3; SLC22A3) in lipid nanodisc

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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.