Structure of PDB 6tbb Chain E Binding Site BS01

Receptor Information
>6tbb Chain E (length=258) Species: 1280 (Staphylococcus aureus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MASLNLENKTYVIMGIANKRSIAFGVAKVLDQLGAKLVFTYRKERSRKEL
EKLLEQLNQPEAHLYQIDVQSDEEVINGFEQIGKDVGNIDGVYHSIAFAN
MEDLRGRFSETSREGFLLAQDISSYSLTIVAHEAKKLMPEGGSIVATTYL
GGEFAVQNYNVMGVAKASLEANVKYLALDLGPDNIRVNAISAGPIRTLSA
KGVGGFNTILKEIEERAPLKRNVDQVEVGKTAAYLLSDLSSGVTGENIHV
DSGFHAIK
Ligand information
Ligand IDNDP
InChIInChI=1S/C21H30N7O17P3/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(44-46(33,34)35)14(30)11(43-21)6-41-48(38,39)45-47(36,37)40-5-10-13(29)15(31)20(42-10)27-3-1-2-9(4-27)18(23)32/h1,3-4,7-8,10-11,13-16,20-21,29-31H,2,5-6H2,(H2,23,32)(H,36,37)(H,38,39)(H2,22,24,25)(H2,33,34,35)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyACFIXJIJDZMPPO-NNYOXOHSSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)N5C=CCC(=C5)C(=O)N)O)O)O)OP(=O)(O)O)N
CACTVS 3.341NC(=O)C1=CN(C=CC1)[CH]2O[CH](CO[P](O)(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O[P](O)(O)=O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
CACTVS 3.341NC(=O)C1=CN(C=CC1)[C@@H]2O[C@H](CO[P@@](O)(=O)O[P@](O)(=O)OC[C@H]3O[C@H]([C@H](O[P](O)(O)=O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OCC4C(C(C(O4)N5C=CCC(=C5)C(=O)N)O)O)O)OP(=O)(O)O)N
FormulaC21 H30 N7 O17 P3
NameNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
ChEMBLCHEMBL407009
DrugBankDB02338
ZINCZINC000008215411
PDB chain6tbb Chain E Residue 301 [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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PDB6tbb The Kalimantacin Polyketide Antibiotics Inhibit Fatty Acid Biosynthesis in Staphylococcus aureus by Targeting the Enoyl-Acyl Carrier Protein Binding Site of FabI.
Resolution2.45 Å
Binding residue
(original residue number in PDB)		G13 I14 A15 S19 I20 R40 S44 D66 V67 S93 I94 A95 T145 T146 K164 A190 P192 I193 T195 S197
Binding residue
(residue number reindexed from 1)		G15 I16 A17 S21 I22 R42 S46 D68 V69 S95 I96 A97 T147 T148 K166 A192 P194 I195 T197 S199
Annotation score4
Enzymatic activity
Enzyme Commision number 1.3.1.39: enoyl-[acyl-carrier-protein] reductase (NADPH, Re-specific).
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004318 enoyl-[acyl-carrier-protein] reductase (NADH) activity
GO:0016491 oxidoreductase activity
GO:0042802 identical protein binding
GO:0050661 NADP binding
GO:0141148 enoyl-[acyl-carrier-protein] reductase (NADPH) activity
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0030497 fatty acid elongation

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6tbb, PDBe:6tbb, PDBj:6tbb
PDBsum6tbb
PubMed32208550
UniProtQ6GI75|FABI_STAAR Enoyl-[acyl-carrier-protein] reductase [NADPH] FabI (Gene Name=fabI)

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