Structure of PDB 8a1x Chain B Binding Site BS01

Receptor Information
>8a1x Chain B (length=396) Species: 666 (Vibrio cholerae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KHEKWFALYEAAATLFYTPGLVTKRSSHVRDSVDLKRIMIMVWLAVFPAM
FWGMYNAGGQAIAALNHLYSGDQLAAIVAGNWHYWLTEMLGGTMSSDAGW
GSKMLLGATYFLPIYATVFIVGGFWEVLFCMVRKHEVNEGFFVTSILFAL
IVPPTLPLWQAALGITFGVVVAKEVFGGTGRNFLNPALAGRAFLFFAYPA
QISGDLVWTAADGYSGATALSQWAQGGAGALINNATGQTITWMDAFIGNI
PGSIGEVSTLALMIGAAFIVYMGIASWRIIGGVMIGMILLSTLFNVIGSD
TNAMFNMPWHWHLVLGGFAFGMFFMATDPVSASFTNSGKWAYGILIGVMC
VLIRVVNPAYPEGMMLAILFANLFAPLFDHVVVERNIKRRLARYGK
Ligand information
Ligand IDFMN
InChIInChI=1S/C17H21N4O9P/c1-7-3-9-10(4-8(7)2)21(15-13(18-9)16(25)20-17(26)19-15)5-11(22)14(24)12(23)6-30-31(27,28)29/h3-4,11-12,14,22-24H,5-6H2,1-2H3,(H,20,25,26)(H2,27,28,29)/t11-,12+,14-/m0/s1
InChIKeyFVTCRASFADXXNN-SCRDCRAPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)O)O)O)O
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O)O)O
ACDLabs 12.01N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)COP(=O)(O)O
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O)c2cc1C
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P](O)(O)=O)c2cc1C
FormulaC17 H21 N4 O9 P
NameFLAVIN MONONUCLEOTIDE;
RIBOFLAVIN MONOPHOSPHATE
ChEMBLCHEMBL1201794
DrugBankDB03247
ZINCZINC000003831425
PDB chain8a1x Chain B Residue 501 [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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PDB8a1x Conformational coupling of redox-driven Na + -translocation in Vibrio cholerae NADH:quinone oxidoreductase.
Resolution3.2 Å
Binding residue
(original residue number in PDB)		R209 F213 W226 T236 S239 E274 G334 G335 P379 E380 M383
Binding residue
(residue number reindexed from 1)		R191 F195 W208 T218 S221 E256 G316 G317 P361 E362 M365
Annotation score1
Enzymatic activity
Enzyme Commision number 7.2.1.1: NADH:ubiquinone reductase (Na(+)-transporting).
Gene Ontology
Molecular Function
GO:0010181 FMN binding
GO:0016655 oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor
GO:1902444 riboflavin binding
Biological Process
GO:0006814 sodium ion transport
GO:0022904 respiratory electron transport chain
GO:0055085 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:8a1x, PDBe:8a1x, PDBj:8a1x
PDBsum8a1x
PubMed37710014
UniProtA5F5X0|NQRB_VIBC3 Na(+)-translocating NADH-quinone reductase subunit B (Gene Name=nqrB)

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