Annotations: 6E0H

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth B]	SCOP2B Superfamily	Anoctamin-like	8099514	3002639	SCOP2B (2022-06-29)
B [auth A]	SCOP2B Superfamily	Anoctamin-like	8099514	3002639	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	Anoctamin	e6e0hB1	A: alpha bundles	X: TMEM16 lipid scramblase transmembrane domain (From Topology)	H: TMEM16 lipid scramblase transmembrane domain (From Topology)	T: TMEM16 lipid scramblase transmembrane domain	F: Anoctamin	ECOD (1.6)
A [auth B]	EUF08382	e6e0hB2	A: a+b two layers	X: Alpha-beta plaits	H: Alpha-beta plait domain in TMEM16 lipid scramblase (From Topology)	T: Alpha-beta plait domain in TMEM16 lipid scramblase	F: EUF08382	ECOD (1.6)
B [auth A]	Anoctamin	e6e0hA1	A: alpha bundles	X: TMEM16 lipid scramblase transmembrane domain (From Topology)	H: TMEM16 lipid scramblase transmembrane domain (From Topology)	T: TMEM16 lipid scramblase transmembrane domain	F: Anoctamin	ECOD (1.6)
B [auth A]	EUF08382	e6e0hA2	A: a+b two layers	X: Alpha-beta plaits	H: Alpha-beta plait domain in TMEM16 lipid scramblase (From Topology)	T: Alpha-beta plait domain in TMEM16 lipid scramblase	F: EUF08382	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth A]	PF20877	Alpha-beta plait domain in TMEM16 lipid scramblase (Anoctamin_N)	Alpha-beta plait domain in TMEM16 lipid scramblase	This entry represents an alpha-beta plait domain from the TMEM16 family of proteins, also known as anoctamins. Proteins in this family operate as Ca2+-activated lipid scramblases, although the precise function of this domain is uncertain.	Domain
A [auth B], B [auth A]	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 [auth B], B [auth A]	Plasma membrane channel protein (Aqy1), putative	monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity inorganic anion transmembrane transporter activity chloride channel activity lipid transporter activity intramembrane lipid transporter activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity inorganic anion transmembrane transporter activity chloride channel activity lipid transporter activity intramembrane lipid transporter activity phospholipid scramblase activity phospholipid transporter activity calcium channel activity monoatomic cation transmembrane transporter activity voltage-gated calcium channel activity gated channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity calcium ion transmembrane transporter activity inorganic cation transmembrane transporter activity metal ion transmembrane transporter activity	transmembrane transport localization transport monoatomic ion transmembrane transport monoatomic ion transport cellular process establishment of localization inorganic ion transmembrane transport inorganic anion transmembrane transport chloride transport chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport inorganic anion transport transmembrane transport localization transport monoatomic ion transmembrane transport monoatomic ion transport cellular process establishment of localization inorganic ion transmembrane transport inorganic anion transmembrane transport chloride transport chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport inorganic anion transport membrane organization phospholipid translocation organic substance transport biological regulation lipid localization phospholipid transport lipid transport lipid translocation regulation of membrane lipid distribution cellular component organization macromolecule localization regulation of biological quality cellular component organization or biogenesis organophosphate ester transport	membrane cellular anatomical entity membrane-bounded organelle cell cortex intracellular anatomical structure cortical endoplasmic reticulum organelle subcompartment intracellular membrane-bounded organelle endomembrane system cell periphery endoplasmic reticulum subcompartment intracellular organelle organelle endoplasmic reticulum membrane cellular anatomical entity membrane-bounded organelle cell cortex intracellular anatomical structure cortical endoplasmic reticulum organelle subcompartment intracellular membrane-bounded organelle endomembrane system cell periphery endoplasmic reticulum subcompartment intracellular organelle organelle endoplasmic reticulum cytoplasm endoplasmic reticulum tubular network

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth A]	IPR007632	Anoctamin	Family
A [auth B], B [auth A]	IPR049452	Anoctamin, transmembrane domain	Domain
A [auth B], B [auth A]	IPR049456	Anoctamin, alpha-beta plait domain, fungal-type	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

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

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth B], B [auth A]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	TMEM16 Family Proteins	TMEM16 scramblase in nanodiscs in the presence of Ca²⁺

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.