Structure of PDB 6qfa Chain C Binding Site BS01

Receptor Information
>6qfa Chain C (length=333) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NMSFVKETVDKLLKGYDIRLRPDFGGPPVCVGMNIDIASIDMVSEVNMDY
TLTMYFQQYWRDKRLAYSGIPLNLTLDNRVADQLWVPDTYFLNDKKSFVH
GVTVKNRMIRLHPDGTVLYGLRITTTAACMMDLRRYPLDEQNCTLEIESY
GYTTDDIEFYWRGGDKAVTGVERIELPQFSIVEHRLVSRNVVFATGAYPR
LSLSFRLKRNIGYFILQTYMPSILITILSWVSFWINYDASAARVALGITT
VLTMTTINTHLRETLPKIPYVTAIDMYLMGCFVFVFLALLEYAFVNYIFF
SQPARAAAIDRWSRIVFPFTFSLFNLVYWLYYV
Ligand information
Ligand IDHSM
InChIInChI=1S/C5H9N3/c6-2-1-5-3-7-4-8-5/h3-4H,1-2,6H2,(H,7,8)
InChIKeyNTYJJOPFIAHURM-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1c(nc[nH]1)CCN
CACTVS 3.341NCCc1c[nH]cn1
ACDLabs 10.04n1c(cnc1)CCN
FormulaC5 H9 N3
NameHISTAMINE
ChEMBLCHEMBL90
DrugBankDB05381
ZINCZINC000000388081
PDB chain6qfa Chain C Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6qfa Megabodies expand the nanobody toolkit for protein structure determination by single-particle cryo-EM.
Resolution2.49 Å
Binding residue
(original residue number in PDB)		E155 F200 Y205
Binding residue
(residue number reindexed from 1)		E148 F193 Y198
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004888 transmembrane signaling receptor activity
GO:0004890 GABA-A receptor activity
GO:0005216 monoatomic ion channel activity
GO:0005230 extracellular ligand-gated monoatomic ion channel activity
Biological Process
GO:0006811 monoatomic ion transport
GO:0034220 monoatomic ion transmembrane transport
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6qfa, PDBe:6qfa, PDBj:6qfa
PDBsum6qfa
PubMed33408403
UniProtP28472|GBRB3_HUMAN Gamma-aminobutyric acid receptor subunit beta-3 (Gene Name=GABRB3)

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