Structure of PDB 3qbk Chain A Binding Site BS03

Receptor Information
>3qbk Chain A (length=261) Species: 2257 (Natronomonas pharaonis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AEVTQRELFEFVLNDPLLASSLYINIALAGLSILLFVFMTRGLDDPRAKL
IAVSTILVPVVSIASYTGLASGLTISVLEMPAGHFAEGSSVMLGGEEVDG
VVTMWGRYLTWALSTPMILLALGLLAGSNATKLFTAITFDIAMCVTGLAA
ALTTSSHLMRWFWYAISCACFIVVLYILLVEWAQDAKAAGTADIFSTLKL
LTVVMWLGYPIVWALGVEGVAVLPVGYTSWAYSALDIVAKYIFAFLLLNY
LTSNEGVVSGS
Ligand information
Ligand ID22B
InChIInChI=1S/C50H76O4/c1-39(23-17-25-41(3)27-19-29-43(5)31-33-45(49(11,12)53)35-37-47(7,8)51)21-15-16-22-40(2)24-18-26-42(4)28-20-30-44(6)32-34-46(50(13,14)54)36-38-48(9,10)52/h15-34,45-46,51-54H,35-38H2,1-14H3/b16-15+,23-17+,24-18+,27-19+,28-20?,33-31+,34-32?,39-21+,40-22+,41-25+,42-26?,43-29+,44-30?/t45-,46?/m1/s1
InChIKeyUVCQMCCIAHQDAF-CUMPQFAQSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C\C(=C/C=C/C=C(\C)/C=C/C=C(\C)/C=CC=C(C)C=C[C@H](CCC(C)(C)O)C(C)(C)O)\C=C\C=C(/C)\C=C\C=C(/C)\C=C\[C@H](CCC(C)(C)O)C(C)(C)O
CACTVS 3.341CC(=C\C=C\C=C(C)\C=C\C=C(C)\C=CC=C(C)C=CC(CCC(C)(C)O)C(C)(C)O)/C=C/C=C(C)/C=C/C=C(C)/C=C/[C@H](CCC(C)(C)O)C(C)(C)O
ACDLabs 10.04OC(CCC(/C=C\C(=C\C=C/C(=C/C=C/C(=C/C=C/C=C(/C=C/C=C(/C=C/C=C(/C=C/C(CCC(O)(C)C)C(O)(C)C)C)C)C)C)C)C)C(O)(C)C)(C)C
OpenEye OEToolkits 1.5.0CC(=CC=CC=C(C)C=CC=C(C)C=CC=C(C)C=CC(CCC(C)(C)O)C(C)(C)O)C=CC=C(C)C=CC=C(C)C=CC(CCC(C)(C)O)C(C)(C)O
CACTVS 3.341CC(=CC=CC=C(C)C=CC=C(C)C=CC=C(C)C=CC(CCC(C)(C)O)C(C)(C)O)C=CC=C(C)C=CC=C(C)C=C[CH](CCC(C)(C)O)C(C)(C)O
FormulaC50 H76 O4
NameBACTERIORUBERIN
ChEMBL
DrugBank
ZINC
PDB chain3qbk Chain B Residue 300 [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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PDB3qbk Crystal structures of an O-like blue form and an anion-free yellow form of pharaonis halorhodopsin
Resolution2.2 Å
Binding residue
(original residue number in PDB)		F155 I193 E197
Binding residue
(residue number reindexed from 1)		F139 I177 E181
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005216 monoatomic ion channel activity
GO:0009881 photoreceptor activity
Biological Process
GO:0006811 monoatomic ion transport
GO:0007602 phototransduction
GO:0034220 monoatomic ion transmembrane transport
Cellular Component
GO:0005886 plasma membrane
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:3qbk, PDBe:3qbk, PDBj:3qbk
PDBsum3qbk
PubMed21871461
UniProtP15647|BACH_NATPH Halorhodopsin (Gene Name=hop)

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