9FZQ | pdb_00009fzq

Proton conductance by human uncoupling protein 1 is inhibited by both purine and pyrimidine nucleotides

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		e9fzqB01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F:	ECOD (v294.1)
C		e9fzqC01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F:	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	-	mitochondrial brown fat uncoupling protein 1	SAbDab (2026-04-10)
C	Heavy Chain	IGHV1	-	mitochondrial brown fat uncoupling protein 1	SAbDab (2026-04-10)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00153	Mitochondrial carrier protein (Mito_carr)	Mitochondrial carrier protein	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Mitochondrial brown fat uncoupling protein 1	fatty acid binding organic acid binding binding ion binding anion binding long-chain fatty acid binding lipid binding carboxylic acid binding monocarboxylic acid binding small molecule binding phosphatidylglycerol binding phospholipid binding cardiolipin binding guanyl nucleotide binding fatty acid binding organic acid binding binding ion binding anion binding long-chain fatty acid binding lipid binding carboxylic acid binding monocarboxylic acid binding small molecule binding phosphatidylglycerol binding phospholipid binding cardiolipin binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding GDP binding transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity monoatomic ion transmembrane transporter activity oxidative phosphorylation uncoupler activity	monoatomic cation transmembrane transport transmembrane transport localization transport proton transmembrane transport monoatomic ion transmembrane transport monoatomic ion transport cellular process monoatomic cation transport establishment of localization multicellular organismal process multicellular organismal-level homeostasis homeostatic process temperature homeostasis monoatomic cation transmembrane transport transmembrane transport localization transport proton transmembrane transport monoatomic ion transmembrane transport monoatomic ion transport cellular process monoatomic cation transport establishment of localization multicellular organismal process multicellular organismal-level homeostasis homeostatic process temperature homeostasis adaptive thermogenesis response to nutrient levels response to stimulus response to dietary excess diet induced thermogenesis energy homeostasis response to stress response to abiotic stimulus response to cold response to temperature stimulus cellular response to stimulus response to ketone response to lipid response to alcohol response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol response to chemical cellular response to lipid cellular response to dehydroepiandrosterone cellular response to ketone response to dehydroepiandrosterone cellular response to endogenous stimulus response to hormone response to endogenous stimulus cellular response to hormone stimulus regulation of biological process biological regulation positive regulation of biological process regulation of cold-induced thermogenesis cold-induced thermogenesis positive regulation of cold-induced thermogenesis positive regulation of multicellular organismal process regulation of multicellular organismal process cellular response to oxidative stress cellular response to chemical stress response to reactive oxygen species cellular response to reactive oxygen species response to oxidative stress cellular response to stress developmental process fat cell differentiation cellular developmental process brown fat cell differentiation cell differentiation cellular localization establishment of localization in cell intracellular transport mitochondrial transmembrane transport mitochondrial transport reactive oxygen species biosynthetic process regulation of biosynthetic process regulation of cellular process reactive oxygen species metabolic process regulation of reactive oxygen species biosynthetic process biosynthetic process metabolic process regulation of metabolic process regulation of reactive oxygen species metabolic process cellular response to cold RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II primary 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 regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process response to fatty acid cellular response to fatty acid	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane
B	CA9871	-	-	-
C	CA9865	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002067	Mitochondrial carrier protein	Family
A	IPR018108	Mitochondrial carrier protein, transmembrane region	Repeat
A	IPR023395	Mitochondrial carrier protein domain superfamily	Homologous Superfamily
A	IPR050391	Mitochondrial Metabolite Transporter	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P25874	obesity disorder dilated cardiomyopathy congestive heart failure acquired metabolic disease Heart Decompensation hyperglycemia monogenic obesity peripheral nervous system disease dilated cardiomyopathy 1A heart failure inborn carbohydrate metabolic disorder peripheral neuropathy diabetes mellitus type 2 diabetes mellitus

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

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.

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