Annotations: 6PYO

Calcium Activated Chloride Channel Regulator 1 (CLCA1) VWA Domain

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Cytochrome_C554	e6pyoB1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Cytochrome_C554	ECOD (v294.2)
A	Cytochrome_C554	e6pyoA1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Cytochrome_C554	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13519	von Willebrand factor type A domain (VWA_2)	von Willebrand factor type A domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	cDNA FLJ56608, highly similar to Homo sapiens chloride channel, calcium activated, family member 1 (CLCA1), mRNA	monoatomic anion transmembrane transporter activity chloride 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 chloride channel activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity monoatomic anion transmembrane transporter activity chloride 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 chloride channel activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity cation binding ion binding binding metal ion binding small molecule binding gated channel activity intracellularly calcium-gated channel activity intracellularly calcium-gated chloride channel activity ligand-gated monoatomic anion channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity	response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus cellular process response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus cellular process localization transport monoatomic ion transport monoatomic cation transport establishment of localization calcium ion transport metal ion transport transmembrane transport monoatomic ion transmembrane transport proteolysis metabolic process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region cell projection actin-based cell projection microvillus plasma membrane bounded cell projection membrane-bounded organelle intracellular anatomical structure zymogen granule membrane intracellular vesicle zymogen granule membrane intracellular membrane-bounded organelle endomembrane system cellular anatomical structure extracellular region cell projection actin-based cell projection microvillus plasma membrane bounded cell projection membrane-bounded organelle intracellular anatomical structure zymogen granule membrane intracellular vesicle zymogen granule membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle vesicle membrane cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle organelle membrane secretory granule membrane cell periphery plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR051266	Calcium-activated chloride channel regulator	Family
A, B	IPR036465	von Willebrand factor A-like domain superfamily	Homologous Superfamily
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR002035	von Willebrand factor, type A	Domain
A, B	IPR013642	Calcium-activated chloride channel, N-terminal	Domain
A, B	IPR004727	Calcium-activated chloride channel protein, chordata	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: A8K7I4	asthma malignant colon neoplasm pancreatic intraductal papillary-mucinous carcinoma

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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.