Annotations: 8S8Z

Cryo-EM structure of octameric human CALHM1 (I109W) in complex with ruthenium red

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth A], C, D, E, A [auth B], B [auth A], C, D, E, F, G, H	PF14798	Calcium homeostasis modulator (Ca_hom_mod)	Calcium homeostasis modulator	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth A], C, D, E, A [auth B], B [auth A], C, D, E, F, G, H	Calcium homeostasis modulator protein 1	monoatomic cation transmembrane transporter activity monoatomic cation channel activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity calcium channel 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 transmembrane transporter activity monoatomic cation channel activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity calcium channel 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 calcium ion transmembrane transporter activity metal ion transmembrane transporter activity calcium-activated cation channel activity monoatomic ion-gated channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity ligand-gated monoatomic cation channel activity identical protein binding protein binding binding	sensory perception of sweet taste multicellular organismal process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of taste sensory perception of umami taste ATP transport nitrogen compound transport nucleotide transport transport purine ribonucleotide transport carbohydrate derivative transport sensory perception of sweet taste multicellular organismal process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of taste sensory perception of umami taste ATP transport nitrogen compound transport nucleotide transport transport purine ribonucleotide transport carbohydrate derivative transport establishment of localization purine nucleotide transport adenine nucleotide transport localization nucleobase-containing compound transport organophosphate ester transport regulation of localization regulation of biological process regulation of cellular process regulation of transport monoatomic ion transmembrane transport regulation of monoatomic ion transport biological regulation regulation of monoatomic ion transmembrane transport transmembrane transport regulation of transmembrane transport monoatomic ion transport cellular process cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular component organization or biogenesis protein heterooligomerization protein homooligomerization monoatomic cation transport sensory perception of bitter taste ATP export	cell periphery cellular anatomical structure plasma membrane membrane basal part of cell basal plasma membrane plasma membrane region basolateral plasma membrane membrane microdomain membrane raft plasma membrane raft membrane-bounded organelle intracellular anatomical structure organelle subcompartment cell periphery cellular anatomical structure plasma membrane membrane basal part of cell basal plasma membrane plasma membrane region basolateral plasma membrane membrane microdomain membrane raft plasma membrane raft membrane-bounded organelle intracellular anatomical structure organelle subcompartment intracellular membrane-bounded organelle endomembrane system endoplasmic reticulum subcompartment intracellular organelle organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum cytoplasm organelle membrane endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth A], C, D, E, A [auth B], B [auth A], C, D, E, F, G, H	IPR029569	Calcium homeostasis modulator family	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

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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.