Structure of PDB 3uic Chain E Binding Site BS01

Receptor Information

>3uic Chain E (length=258) Species: 119856 (Francisella tularensis subsp. tularensis)

GFLAGKKILITGLLSNKSIAYGIAKAMHREGAELAFTYVGQFKDRVEKLC
AEFNPAAVLPCDVISDQEIKDLFVELGKVWDGLDAIVHSIAFAPRDQLEG
NFIDCVTREGFSIAHDISAYSFAALAKEGRSMMKNRNASMVALTYIGAEK
AMPSYNTMGVAKASLEATVRYTALALGEDGIKVNAVSAGPIKTLAASGIS
NFKKMLDYNAMVSPLKKNVDIMEVGNTVAFLCSDMATGITGEVVHVDAGY
HCVSMGNV

Ligand information

• Ligand ID: NAD
• InChI: InChI=1S/C21H27N7O14P2/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(32)14(30)11(41-21)6-39-44(36,37)42-43(34,35)38-5-10-13(29)15(31)20(40-10)27-3-1-2-9(4-27)18(23)33/h1-4,7-8,10-11,13-16,20-21,29-32H,5-6H2,(H5-,22,23,24,25,33,34,35,36,37)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
• InChIKey: BAWFJGJZGIEFAR-NNYOXOHSSA-N
• SMILES:
  CACTVS 3.341: NC(=O)c1ccc[n+](c1)[C@@H]2O[C@H](CO[P]([O-])(=O)O[P@](O)(=O)OC[C@H]3O[C@H]([C@H](O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
  OpenEye OEToolkits 1.5.0: c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4ncnc5N)O)O)O)O)C(=O)N
  CACTVS 3.341: NC(=O)c1ccc[n+](c1)[CH]2O[CH](CO[P]([O-])(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
  OpenEye OEToolkits 1.5.0: c1cc(c[n+](c1)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)([O-])O[P@@](=O)(O)OC[C@@H]3[C@H]([C@H]([C@@H](O3)n4cnc5c4ncnc5N)O)O)O)O)C(=O)N
• Formula: C21 H27 N7 O14 P2
• Name: NICOTINAMIDE-ADENINE-DINUCLEOTIDE
• ChEMBL: CHEMBL1234613
• DrugBank: DB14128
• PDB chain: 3uic Chain E Residue 261

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3uic Structural and enzymatic analyses reveal the binding mode of a novel series of Francisella tularensis enoyl reductase (FabI) inhibitors.
• Resolution: 2.5 Å
• Binding residue (original residue number in PDB): G13 S19 I20 V40 C62 D63 V64 S90 I91 A92 L144 T145 Y146 K163 A189 I192 T194 A196
• Binding residue (residue number reindexed from 1): G12 S18 I19 V39 C61 D62 V63 S89 I90 A91 L143 T144 Y145 K162 A188 I191 T193 A195
• Annotation score: 4

Enzymatic activity

• Catalytic site (original residue number in PDB): M28 A33 C51 N55 P56 A57 D117 T145 Y156 M159 K163 T194
• Catalytic site (residue number reindexed from 1): M27 A32 C50 N54 P55 A56 D116 T144 Y155 M158 K162 T193
• Enzyme Commision number: 1.3.1.9: enoyl-[acyl-carrier-protein] reductase (NADH).

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0004318 enoyl-[acyl-carrier-protein] reductase (NADH) activity
• GO:0016491 oxidoreductase activity

Biological Process

• GO:0006633 fatty acid biosynthetic process

External links

• PDB: RCSB:3uic, PDBe:3uic, PDBj:3uic
• PDBsum: 3uic
• PubMed: 22642319
• UniProt: Q5NGQ3