Structure of PDB 1h2s Chain A Binding Site BS01

Receptor Information
>1h2s Chain A (length=225) Species: 2257 (Natronomonas pharaonis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MVGLTTLFWLGAIGMLVGTLAFAWAGRDAGSGERRYYVTLVGISGIAAVA
YVVMALGVGWVPVAERTVFAPRYIDWILTTPLIVYFLGLLAGLDSREFGI
VITLNTVVMLAGFAGAMVPGIERYALFGMGAVAFLGLVYYLVGPMTESAS
QRSSGIKSLYVRLRNLTVILWAIYPFIWLLGPPGVALLTPTVDVALIVYL
DLVTKVGFGFIALDAAATLRAEHGE
Ligand information
Ligand IDRET
InChIInChI=1S/C20H28O/c1-16(8-6-9-17(2)13-15-21)11-12-19-18(3)10-7-14-20(19,4)5/h6,8-9,11-13,15H,7,10,14H2,1-5H3/b9-6+,12-11+,16-8+,17-13+
InChIKeyNCYCYZXNIZJOKI-OVSJKPMPSA-N
SMILES
SoftwareSMILES
CACTVS 3.370CC(=C\C=O)/C=C/C=C(C)/C=C/C1=C(C)CCCC1(C)C
ACDLabs 12.01O=C\C=C(\C=C\C=C(\C=C\C1=C(C)CCCC1(C)C)C)C
OpenEye OEToolkits 1.7.0CC1=C(C(CCC1)(C)C)/C=C/C(=C/C=C/C(=C/C=O)/C)/C
OpenEye OEToolkits 1.7.0CC1=C(C(CCC1)(C)C)C=CC(=CC=CC(=CC=O)C)C
CACTVS 3.370CC(=CC=O)C=CC=C(C)C=CC1=C(C)CCCC1(C)C
FormulaC20 H28 O
NameRETINAL
ChEMBLCHEMBL81379
DrugBank
ZINCZINC000004228262
PDB chain1h2s Chain A Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1h2s Molecular Basis of Transmembrane Signalling by Sensory Rhodopsin II-Transducer Complex
Resolution1.93 Å
Binding residue
(original residue number in PDB)		W76 T80 V108 G112 F127 F134 W171 Y174 P175 W178 D201 T204 K205
Binding residue
(residue number reindexed from 1)		W76 T80 V108 G112 F127 F134 W171 Y174 P175 W178 D201 T204 K205
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005216 monoatomic ion channel activity
GO:0005515 protein binding
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:1h2s, PDBe:1h2s, PDBj:1h2s
PDBsum1h2s
PubMed12368857
UniProtP42196|BACS2_NATPH Sensory rhodopsin-2 (Gene Name=sop2)

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