Structure of PDB 8d1j Chain A Binding Site BS01

Receptor Information
>8d1j Chain A (length=376) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TITYTSQVANARLGSFSRLLLCWRGSIYKLLYGEFLIFLLCYYIIRFIYR
LALTEEQQLMFEKLTLYCDSYIQLIPISFVLGFYVTLVVTRWWNQYENLP
WPDRLMSLVSGFVEGKDEQGRLLRRTLIRYANLGNVLILRSVSTAVYKRF
PSAQHLVQAGFMTPAEHKQLEKLSLPHNMFWVPWVWFANLSMKAWLGGRI
RDPILLQSLLNEMNTLRTQCGHLYAYDWISIPLVYTQVVTVAVYSFFLTC
LVGRQFLNPAKAYPGHELDLVVPVFTFLQFFFYVGWLKVAEQLINPFGED
DDDFETNWIVDRNLQVSLLAVDEMHQDLPRMEPDMYWNKPEPQPPYTAAS
AQFRRASFMGSTFNISLNKEEMEFQP
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain8d1j Chain A Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8d1j Structures and gating mechanisms of human bestrophin anion channels.
Resolution2.05 Å
Binding residue
(original residue number in PDB)		Q293 N296 D301 D304
Binding residue
(residue number reindexed from 1)		Q292 N295 D300 D303
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005229 intracellularly calcium-gated chloride channel activity
GO:0005254 chloride channel activity
GO:0015106 bicarbonate transmembrane transporter activity
GO:0022834 ligand-gated channel activity
GO:0022857 transmembrane transporter activity
GO:0042802 identical protein binding
GO:0160133 bicarbonate channel activity
Biological Process
GO:0006821 chloride transport
GO:0007601 visual perception
GO:0014047 glutamate secretion
GO:0015701 bicarbonate transport
GO:0030321 transepithelial chloride transport
GO:0034220 monoatomic ion transmembrane transport
GO:0048167 regulation of synaptic plasticity
GO:0050908 detection of light stimulus involved in visual perception
GO:0051259 protein complex oligomerization
GO:0051924 regulation of calcium ion transport
GO:0061534 gamma-aminobutyric acid secretion, neurotransmission
GO:1902476 chloride transmembrane transport
Cellular Component
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0009925 basal plasma membrane
GO:0016020 membrane
GO:0016323 basolateral plasma membrane
GO:0034707 chloride channel complex
GO:0098793 presynapse
GO:0098857 membrane microdomain

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:8d1j, PDBe:8d1j, PDBj:8d1j
PDBsum8d1j
PubMed35789156
UniProtO76090|BEST1_HUMAN Bestrophin-1 (Gene Name=BEST1)

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