Structure of PDB 6tbc Chain C Binding Site BS01

Receptor Information
>6tbc Chain C (length=259) Species: 1280 (Staphylococcus aureus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HMASLNLENKTYVIMGIANKRSIAFGVAKVLDQLGAKLVFTYRKERSRKE
LEKLLEQLNQPEAHLYQIDVQSDEEVINGFEQIGKDVGNIDGVYHSIAFA
NMEDLRGRFSETSREGFLLAQDISSYSLTIVAHEAKKLMPEGGSIVATTY
LGGEFAVQNYNVMGVAKASLEANVKYLALDLGPDNIRVNAISAGPIRTLS
AKGVGGFNTILKEIEERAPLKRNVDQVEVGKTAAYLLSDLSSGVTGENIH
VDSGFHAIK
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 chain6tbc Chain C 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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PDB6tbc The Kalimantacin Polyketide Antibiotics Inhibit Fatty Acid Biosynthesis in Staphylococcus aureus by Targeting the Enoyl-Acyl Carrier Protein Binding Site of FabI.
Resolution2.55 Å
Binding residue
(original residue number in PDB)		G13 I14 A15 S19 I20 R40 K41 S44 D66 V67 S93 I94 A95 T145 T146 K164 A190 I193 T195 S197
Binding residue
(residue number reindexed from 1)		G16 I17 A18 S22 I23 R43 K44 S47 D69 V70 S96 I97 A98 T148 T149 K167 A193 I196 T198 S200
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:6tbc, PDBe:6tbc, PDBj:6tbc
PDBsum6tbc
PubMed32208550
UniProtQ6GI75|FABI_STAAR Enoyl-[acyl-carrier-protein] reductase [NADPH] FabI (Gene Name=fabI)

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