Annotations: 1JO6

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1jo6a_	Peptides	the cytoplasmic N-terminus of the bk beta-subunit kcnmb2	the cytoplasmic N-terminus of the bk beta-subunit kcnmb2	the cytoplasmic N-terminus of the bk beta-subunit kcnmb2	the cytoplasmic N-terminus of the bk beta-subunit kcnmb2	( ) [TaxId: ], (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.81.20	Few Secondary Structures	Irregular	Cytochrome C Oxidase	Chain M	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF09303	KCNMB2, ball and chain domain (KcnmB2_inactiv)	KCNMB2, ball and chain domain	Members of this family are found in the cytoplasmic N-terminus of KCNMB2, the beta-2 subunit of large conductance calcium and voltage-activated potassium channels. They are responsible for the fast inactivation of these channels [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	potassium large conductance calcium-activated channel, subfamily M, beta member 2	molecular function inhibitor activity channel regulator activity transporter inhibitor activity ion channel inhibitor activity ion channel regulator activity molecular function regulator activity transporter regulator activity channel inhibitor activity potassium channel regulator activity monoatomic cation transmembrane transporter activity calcium-activated cation channel activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity molecular function inhibitor activity channel regulator activity transporter inhibitor activity ion channel inhibitor activity ion channel regulator activity molecular function regulator activity transporter regulator activity channel inhibitor activity potassium channel regulator activity monoatomic cation transmembrane transporter activity calcium-activated cation channel activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity potassium channel activity monoatomic ion-gated channel activity calcium-activated potassium channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity ligand-gated monoatomic cation channel activity metal ion transmembrane transporter activity transmembrane transporter activity	localization transport monoatomic ion transport potassium ion transport monoatomic cation transport establishment of localization metal ion transport multicellular organismal process system process nervous system process biological regulation action potential transmission of nerve impulse cell communication localization transport monoatomic ion transport potassium ion transport monoatomic cation transport establishment of localization metal ion transport multicellular organismal process system process nervous system process biological regulation action potential transmission of nerve impulse cell communication neuronal action potential cellular process regulation of biological quality regulation of membrane potential regulation of tube diameter regulation of biological process regulation of tube size regulation of system process circulatory system process regulation of blood circulation regulation of vasoconstriction vascular process in circulatory system regulation of multicellular organismal process blood vessel diameter maintenance blood circulation vasoconstriction regulation of anatomical structure size detection of stimulus response to stimulus response to metal ion response to chemical detection of chemical stimulus detection of calcium ion response to calcium ion	cell periphery cellular anatomical structure plasma membrane membrane voltage-gated potassium channel complex protein-containing complex plasma membrane protein complex potassium channel complex membrane protein complex cation channel complex transporter complex transmembrane transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003930	Potassium channel, calcium-activated, BK, beta subunit	Family
A	IPR037096	KCNMB2, ball/chain domain superfamily	Homologous Superfamily
A	IPR015382	KCNMB2, ball/chain domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9Y691	amyotrophic lateral sclerosis cystic fibrosis malignant ependymoma oligodendroglioma astrocytic tumor glioblastoma malignant glioma pituitary cancer atypical teratoid rhabdoid tumor large cell medulloblastoma medulloblastoma sinusitis

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.