Structure of PDB 7eg2 Chain H Binding Site BS01

Receptor Information
>7eg2 Chain H (length=190) Species: 6100 (Aequorea victoria) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HGKLTSDFDNPRWIGRHKHMFNFLDVNHNGKISLDEMVYKASDIVINNLG
ATPEQAKRHKDAVEAFFGGAGMKYGVETDWPAYIEGWKKLATDELEKYAK
NEPTLIRIWGDALFDIVDKDQNGAITLDEWKAYTKAAGIIQSSEDCEETF
RVCDIDESGQLDVDEMTRQHLGFWYTMDPACEKLYGGAVP
Ligand information
Ligand IDJ2X
InChIInChI=1S/C30H26O4/c31-19-30(17-21-6-10-25(32)11-7-21)18-28-24(14-20-4-2-1-3-5-20)15-23(16-27(28)29(30)34)22-8-12-26(33)13-9-22/h1-13,15-16,31-33H,14,17-19H2/t30-/m0/s1
InChIKeyOCWYWPXFECTDDD-PMERELPUSA-N
SMILES
SoftwareSMILES
CACTVS 3.385OC[C@]1(Cc2ccc(O)cc2)Cc3c(Cc4ccccc4)cc(cc3C1=O)c5ccc(O)cc5
OpenEye OEToolkits 2.0.7c1ccc(cc1)Cc2cc(cc3c2CC(C3=O)(Cc4ccc(cc4)O)CO)c5ccc(cc5)O
OpenEye OEToolkits 2.0.7c1ccc(cc1)Cc2cc(cc3c2C[C@@](C3=O)(Cc4ccc(cc4)O)CO)c5ccc(cc5)O
CACTVS 3.385OC[C]1(Cc2ccc(O)cc2)Cc3c(Cc4ccccc4)cc(cc3C1=O)c5ccc(O)cc5
FormulaC30 H26 O4
Name(2~{S})-2-(hydroxymethyl)-6-(4-hydroxyphenyl)-2-[(4-hydroxyphenyl)methyl]-4-(phenylmethyl)-3~{H}-inden-1-one
ChEMBL
DrugBank
ZINC
PDB chain7eg2 Chain H Residue 201 [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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PDB7eg2 Chiral deaza-coelenterazine analogs for probing a substrate-binding site in the Ca2+-binding photoprotein aequorin.
Resolution2.22 Å
Binding residue
(original residue number in PDB)		H16 M19 L23 K39 A40 F66 Y82 W86 I105 W108 G109 F113 Y132 I138 H169 W173 Y184
Binding residue
(residue number reindexed from 1)		H17 M20 L24 K40 A41 F67 Y83 W87 I106 W109 G110 F114 Y133 I139 H170 W174 Y185
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0046872 metal ion binding
Biological Process
GO:0008218 bioluminescence

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:7eg2, PDBe:7eg2, PDBj:7eg2
PDBsum7eg2
PubMed34115795
UniProtP02592|AEQ2_AEQVI Aequorin-2

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