Structure of PDB 2xyt Chain C Binding Site BS01

Receptor Information
>2xyt Chain C (length=205) Species: 6500 (Aplysia californica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDL
VYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVL
SPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGF
EIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVV
KFRER
Ligand information
Ligand IDTC9
InChIInChI=1S/C37H40N2O6/c1-38-14-12-24-19-32(42-4)33-21-27(24)28(38)16-22-6-9-26(10-7-22)44-37-35-25(20-34(43-5)36(37)41)13-15-39(2,3)29(35)17-23-8-11-30(40)31(18-23)45-33/h6-11,18-21,28-29H,12-17H2,1-5H3,(H-,40,41)/p+2/t28-,29+/m0/s1
InChIKeyJFJZZMVDLULRGK-URLMMPGGSA-P
SMILES
SoftwareSMILES
CACTVS 3.352COc1cc2CC[N+](C)(C)[CH]3Cc4ccc(O)c(Oc5cc6[CH](Cc7ccc(Oc(c1O)c23)cc7)[NH+](C)CCc6cc5OC)c4
OpenEye OEToolkits 1.6.1C[N@H+]1CCc2cc(c3cc2[C@@H]1Cc4ccc(cc4)Oc5c6c(cc(c5O)OC)CC[N+]([C@@H]6Cc7ccc(c(c7)O3)O)(C)C)OC
OpenEye OEToolkits 1.6.1C[NH+]1CCc2cc(c3cc2C1Cc4ccc(cc4)Oc5c6c(cc(c5O)OC)CC[N+](C6Cc7ccc(c(c7)O3)O)(C)C)OC
CACTVS 3.352COc1cc2CC[N+](C)(C)[C@@H]3Cc4ccc(O)c(Oc5cc6[C@H](Cc7ccc(Oc(c1O)c23)cc7)[NH+](C)CCc6cc5OC)c4
FormulaC37 H42 N2 O6
NameD-TUBOCURARINE
ChEMBL
DrugBank
ZINC
PDB chain2xyt Chain B Residue 1206 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB2xyt A Structural and Mutagenic Blueprint for Molecular Recognition of Strychnine and D-Tubocurarine by Different Cys-Loop Receptors.
Resolution2.05 Å
Binding residue
(original residue number in PDB)		T34 Y53 Q55 S164 S165
Binding residue
(residue number reindexed from 1)		T34 Y53 Q55 S164 S165
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=6.29,Ki=509.2nM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004888 transmembrane signaling receptor activity
GO:0005216 monoatomic ion channel activity
GO:0005230 extracellular ligand-gated monoatomic ion channel activity
GO:0005231 excitatory extracellular ligand-gated monoatomic ion channel activity
GO:0005515 protein binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:1904315 transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential
Biological Process
GO:0006811 monoatomic ion transport
GO:0007165 signal transduction
GO:0007268 chemical synaptic transmission
GO:0034220 monoatomic ion transmembrane transport
GO:0042391 regulation of membrane potential
GO:0050877 nervous system process
GO:0060078 regulation of postsynaptic membrane potential
GO:0060079 excitatory postsynaptic potential
Cellular Component
GO:0016020 membrane
GO:0043005 neuron projection
GO:0045202 synapse
GO:0098794 postsynapse

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2xyt, PDBe:2xyt, PDBj:2xyt
PDBsum2xyt
PubMed21468359
UniProtQ8WSF8

[Back to BioLiP]