Structure of PDB 3ug9 Chain A Binding Site BS01

Receptor Information
>3ug9 Chain A (length=280) Species: 3055 (Chlamydomonas reinhardtii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RMLFQTSYTLENNGSVICIPNNGQCFCLAWLKSNGTNAEKLAANILQWIT
FALSALCLMFYCGWEEIYVATIEMIKFIIEYFHEFDEPAVIYSSNGNKTV
WLRYAEWLLTCPVILIHLSNLTGLANDYNKRTMGLLVSDIGTIVWGTTAA
LSKGYVRVIFFLMGLCYGIYTFFNAAKVYIEAYHTVPKGRCRQVVTGMAW
LFFVSWGMFPILFILGPEGFGVLSVYGSTVGHTIIDLMSKNCWGLLGHYL
RVLIHEHILIHGDIRKTTKLIEVETLVEDE
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 chain3ug9 Chain A Residue 401 [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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PDB3ug9 Crystal structure of the channelrhodopsin light-gated cation channel
Resolution2.3 Å
Binding residue
(original residue number in PDB)
W163 C167 T198 G202 F217 W262 F265 P266 F269 S295 K296
Binding residue
(residue number reindexed from 1)
W107 C111 T142 G146 F161 W206 F209 P210 F213 S239 K240
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology

View graph for
Cellular Component
External links
PDB RCSB:3ug9, PDBe:3ug9, PDBj:3ug9
PDBsum3ug9
PubMed22266941
UniProtQ8RUT8;
Q93WP2

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