Annotations: 8B40

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	LRR_8_3	e8b40F2	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
F	F_UNCLASSIFIED	e8b40F1	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
G	LRR_8_3	e8b40G2	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
G	F_UNCLASSIFIED	e8b40G1	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
E	LRR_8_3	e8b40E1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
E	F_UNCLASSIFIED	e8b40E2	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
D	LRR_8_3	e8b40D1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
D	F_UNCLASSIFIED	e8b40D2	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
C	LRR_8_3	e8b40C1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
C	F_UNCLASSIFIED	e8b40C2	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
B	LRR_8_3	e8b40B2	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
B	F_UNCLASSIFIED	e8b40B1	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)
A	LRR_8_3	e8b40A2	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_3	ECOD (1.6)
A	F_UNCLASSIFIED	e8b40A1	A: alpha bundles	X: Connexin 26 (From Topology)	H: Connexin 26 (From Topology)	T: Connexin 26	F: F_UNCLASSIFIED	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G	PF13855	Leucine rich repeat (LRR_8)	Leucine rich repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G	Volume-regulated anion channel subunit LRRC8C	volume-sensitive anion channel activity monoatomic anion transmembrane transporter activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity	developmental process fat cell differentiation cellular developmental process cell differentiation cellular process cellular component organization cellular component biogenesis protein hexamerization cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular component organization or biogenesis nitrogen compound transport developmental process fat cell differentiation cellular developmental process cell differentiation cellular process cellular component organization cellular component biogenesis protein hexamerization cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular component organization or biogenesis nitrogen compound transport organic anion transport transport establishment of localization taurine transmembrane transport transmembrane transport organic acid transport localization alkanesulfonate transmembrane transport sulfur compound transport cellular response to stimulus response to osmotic stress response to stimulus cellular response to chemical stress cellular response to osmotic stress cellular response to environmental stimulus cellular response to chemical stimulus cellular response to stress response to stress response to chemical response to abiotic stimulus cellular response to abiotic stimulus import into cell guanine nucleotide transmembrane transport nucleotide transport purine ribonucleotide transport import across plasma membrane carbohydrate derivative transport purine nucleotide transport adenine nucleotide transport nucleotide transmembrane transport cyclic-GMP-AMP transmembrane import across plasma membrane guanine nucleotide transport cyclic nucleotide transport nucleobase-containing compound transport organophosphate ester transport purine-containing compound transmembrane transport carboxylic acid transport carboxylic acid transmembrane transport aspartate transmembrane transport amino acid transmembrane transport C4-dicarboxylate transport amino acid transport acidic amino acid transport dicarboxylic acid transport monoatomic ion transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex transmembrane transporter complex membrane protein complex transporter complex monoatomic ion channel complex membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex transmembrane transporter complex membrane protein complex transporter complex monoatomic ion channel complex membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum cytoplasm intracellular membrane-bounded organelle endomembrane system organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network organelle membrane endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G	IPR001611	Leucine-rich repeat	Repeat
A, B, C, D, E A, B, C, D, E, F, G	IPR021040	LRRC8, pannexin-like TM region	Domain
A, B, C, D, E A, B, C, D, E, F, G	IPR003591	Leucine-rich repeat, typical subtype	Repeat
A, B, C, D, E A, B, C, D, E, F, G	IPR050216	Leucine-rich repeat domain-containing protein	Family
A, B, C, D, E A, B, C, D, E, F, G	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G	OPM	Transmembrane	Alpha-helical polytopic	Tetraspan junctional complexes	Pannexin

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F, G	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Other Ion Channels	LRRC8C Volume-Regulated Anion Channel, homomeric

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.