5OYB | pdb_00005oyb

Structure of calcium-bound mTMEM16A chloride channel at 3.75 A resolution

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
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)
B	SBP_bac_1	e5oybB1	A: alpha bundles	X: Periplasmic binding protein-like II	H: Rubredoxin-related	T: Tetrapyrrole methylase C-terminal domain	F: SBP_bac_1	ECOD (develop294)
A	Pkinase, ABC1	e5oybA1	A: alpha bundles	X: Protein kinase/SAICAR synthase/ATP-grasp	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Undecaprenyl diphosphate synthase	F: Pkinase, ABC1	ECOD (develop294)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04547	Calcium-activated chloride channel (Anoctamin)	Calcium-activated chloride channel	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Anoctamin-1	protein binding binding signaling receptor binding monoatomic anion transmembrane transporter activity iodide transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity voltage-gated chloride channel activity chloride transmembrane transporter activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity protein binding binding signaling receptor binding monoatomic anion transmembrane transporter activity iodide transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity voltage-gated chloride channel activity chloride transmembrane transporter activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic anion channel activity passive transmembrane transporter activity channel activity monoatomic anion channel activity chloride channel activity identical protein binding protein homodimerization activity protein dimerization activity monoatomic cation transmembrane transporter activity calcium-activated cation channel activity monoatomic ion-gated channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity ligand-gated monoatomic cation channel activity cation binding ion binding metal ion binding small molecule binding intracellularly calcium-gated channel activity intracellularly calcium-gated chloride channel activity ligand-gated monoatomic anion channel activity	transport monoatomic ion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport cellular process inorganic anion transport iodide transport cellular response to stimulus transport monoatomic ion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport cellular process inorganic anion transport iodide transport cellular response to stimulus cellular response to heat response to stimulus cellular response to stress response to stress response to heat response to abiotic stimulus response to temperature stimulus regulation of body fluid levels multicellular organismal process secretion by tissue secretion biological regulation mucus secretion body fluid secretion regulation of biological quality developmental process cellular developmental process cell projection organization cell development nervous system development glial cell projection elongation glial cell development cell morphogenesis cellular component organization neurogenesis multicellular organism development anatomical structure morphogenesis cell projection morphogenesis gliogenesis glial cell differentiation cell differentiation anatomical structure development cellular component organization or biogenesis system development trachea development animal organ development respiratory system development response to peptide cellular response to chemical stimulus response to chemical cellular response to peptide detection of external stimulus system process nervous system process response to external stimulus sensory perception of temperature stimulus sensory perception of pain detection of temperature stimulus involved in sensory perception detection of abiotic stimulus detection of stimulus sensory perception detection of temperature stimulus detection of stimulus involved in sensory perception detection of temperature stimulus involved in sensory perception of pain regulation of membrane potential regulation of biological process regulation of cellular process signaling phospholipase C-activating G protein-coupled receptor signaling pathway cell communication G protein-coupled receptor signaling pathway signal transduction cellular localization macromolecule localization intracellular protein localization localization within membrane protein localization to membrane	protein-containing complex cellular anatomical structure transmembrane transporter complex membrane chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex cell periphery cell surface plasma membrane external side of plasma membrane side of membrane apical part of cell protein-containing complex cellular anatomical structure transmembrane transporter complex membrane chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex cell periphery cell surface plasma membrane external side of plasma membrane side of membrane apical part of cell plasma membrane region apical plasma membrane presynapse synapse cell junction presynaptic membrane synaptic membrane membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen glutamatergic synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR032394	Anoctamin, dimerisation domain	Domain
A, B	IPR007632	Anoctamin	Family
A, B	IPR049452	Anoctamin, transmembrane domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Calcium-activated chloride channel	Anoctamin (TMEM16) family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	TMEM16 Family Proteins	TMEM16A calcium-activated chloride channel w. bound Ca²⁺

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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