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LRRC8B

Gene
LRRC8B
Protein
Volume-regulated anion channel subunit LRRC8B
Organism
Homo sapiens
Length
803 amino acids
Function
Non-essential component of the volume-regulated anion channel (VRAC, also named VSOAC channel), an anion channel required to maintain a constant cell volume in response to extracellular or intracellular osmotic changes (PubMed:24790029, PubMed:26824658, PubMed:28193731). The VRAC channel conducts iodide better than chloride and can also conduct organic osmolytes like taurine. Channel activity requires LRRC8A plus at least one other family member (LRRC8B, LRRC8C, LRRC8D or LRRC8E); channel characteristics depend on the precise subunit composition (PubMed:24790029, PubMed:26824658, PubMed:28193731).
Similarity
Belongs to the LRRC8 family.
Mass
92.39 kDa
Sequence
MITLTELKCLADAQSSYHILKPWWDVFWYYITLIMLLVAVLAGALQLTQSRVLCCLPCKVEFDNHCAVPWDILKASMNTSSNPGTPLPLPLRIQNDLHRQQYSYIDAVCYEKQLHWFAKFFPYLVLLHTLIFAACSNFWLHYPSTSSRLEHFVAILHKCFDSPWTTRALSETVAEQSVRPLKLSKSKILLSSSGCSADIDSGKQSLPYPQPGLESAGIESPTSSVLDKKEGEQAKAIFEKVKRFRMHVEQKDIIYRVYLKQIIVKVILFVLIITYVPYFLTHITLEIDCSVDVQAFTGYKRYQCVYSLAEIFKVLASFYVILVILYGLTSSYSLWWMLRSSLKQYSFEALREKSNYSDIPDVKNDFAFILHLADQYDPLYSKRFSIFLSEVSENKLKQINLNNEWTVEKLKSKLVKNAQDKIELHLFMLNGLPDNVFELTEMEVLSLELIPEVKLPSAVSQLVNLKELRVYHSSLVVDHPALAFLEENLKILRLKFTEMGKIPRWVFHLKNLKELYLSGCVLPEQLSTMQLEGFQDLKNLRTLYLKSSLSRIPQVVTDLLPSLQKLSLDNEGSKLVVLNNLKKMVNLKSLELISCDLERIPHSIFSLNNLHELDLRENNLKTVEEIISFQHLQNLSCLKLWHNNIAYIPAQIGALSNLEQLSLDHNNIENLPLQLFLCTKLHYLDLSYNHLTFIPEEIQYLSNLQYFAVTNNNIEMLPDGLFQCKKLQCLLLGKNSLMNLSPHVGELSNLTHLELIGNYLETLPPELEGCQSLKRNCLIVEENLLNTLPLPVTERLQTCLDKC

Gene
Lrrc8b
Protein
Volume-regulated anion channel subunit LRRC8B
Organism
Mus musculus
Length
803 amino acids
Function
Non-essential component of the volume-regulated anion channel (VRAC, also named VSOAC channel), an anion channel required to maintain a constant cell volume in response to extracellular or intracellular osmotic changes. The VRAC channel conducts iodide better than chloride and can also conduct organic osmolytes like taurine. Channel activity requires LRRC8A plus at least one other family member (LRRC8B, LRRC8C, LRRC8D or LRRC8E); channel characteristics depend on the precise subunit composition.
Similarity
Belongs to the LRRC8 family.
Mass
92.186 kDa
Sequence
MITLTELKCLADAQSSYHILKPWWDVFWYYITLIMLLVAVLAGALQLTQSRVLCCLPCKVEFDNQCAVPWDLLKGSENASSNSGLLLPLPLRIQNDLHRQQYSYIDAVCYEKQLHWFAKFFPYLVLLHTLIFAACSNFWLHYPSTSSRLEHFVSILHKCFDSPWTTRALSETVAEQSVRPLKLSKSKTLLSTSGGSADIDASKQSLPYPQPGLESPGIESPTSSVLDKKEGEQAKAIFEKVKRFRLHVEQRDIIYRVYLKQIIVKVILFVLIITYVPYFLSYITLEIDCSIDVQAFTGYKRYQCVYSLAEIFKVLASFYVILVMLYGLTSSYSLWWMLRSSLKQYSFEALREKSNYSDIPDVKNDFAFILHLADQYDPLYSKRFSIFLSEVSENKLKQINLNNEWTVERLKSKLVKNSQDKVELHLFMLNGLPDNVFELTEMEVLSLELIPEVKLPAAVAQLVNLRELHVYHSSLVVDHPALAFLEENLRILRLKFTEMGKIPRWVFHLKNLKELYLSGCVLPEQLSSLHLEGFQDLKNLRTLYLKSSLSRIPQVVTDLLPSLQKLSLDNEGSKLVVLNNLKKMVNLKSLELLSCDLERIPHSIFSLNNLHELDLKENNLKTVEEIISFQHLPSLSCLKLWHNNIAYIPAQIGALSNLEQLFLGHNNIESLPLQLFLCTKLHYLDLSYNHLTFIPEEIQYLTNLQYFAVTNNNIEMLPDGLFQCKKLQCLLLGRNSLTDLSPLVGELSNLTHLELTGNYLETLPVELEGCQSLKRSCLIVEDSLLNSLPLPVAERLQTCLDKC