Structure of PDB 4xt8 Chain A Binding Site BS01

Receptor Information

>4xt8 Chain A (length=246) Species: 83332 (Mycobacterium tuberculosis H37Rv)

PLRLLSSVHYLTDGELPQLYDYPDDGTWLRANFISSLDGGATVDGTSGAM
AGPGDRFVFNLLRELADVIVVGVGTVRIEGYSGVRMGVVQRQHRQARGQS
EVPQLAIVTRSGRLDRDMAVFTRTEMAPLVLTTTAVADDTRQRLAGLAEV
IACSGDDPGTVDEAVLVSQLAARGLRRILTEGGPTLLGTFVERDVLDELC
LTIAPYVVGGLARRIVTGPGQVLTRMRCAHVLTDDSGYLYTRYVKT

Ligand information

• Ligand ID: NAP
• InChI: InChI=1S/C21H28N7O17P3/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/h1-4,7-8,10-11,13-16,20-21,29-31H,5-6H2,(H7-,22,23,24,25,32,33,34,35,36,37,38,39)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
• InChIKey: XJLXINKUBYWONI-NNYOXOHSSA-N
• SMILES:
  OpenEye OEToolkits 1.5.0: c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4ncnc5N)OP(=O)(O)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[P](O)(O)=O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
  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[P](O)(O)=O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]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)OP(=O)(O)O)O)O)O)C(=O)N
• Formula: C21 H28 N7 O17 P3
• Name: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE;
  2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE
• ChEMBL: CHEMBL295069
• DrugBank: DB03461
• PDB chain: 4xt8 Chain A Residue 301

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4xt8 Structural Insights into Mycobacterium tuberculosis Rv2671 Protein as a Dihydrofolate Reductase Functional Analogue Contributing to para-Aminosalicylic Acid Resistance.
• Resolution: 1.95 Å
• Binding residue (original residue number in PDB): F45 I46 A53 T54 G57 S59 G84 V85 G86 T87 I90 E91 V120 T121 R122 S123 V173 E175 E193 G194 G195 P196 T197 L198 T201
• Binding residue (residue number reindexed from 1): F33 I34 A41 T42 G45 S47 G72 V73 G74 T75 I78 E79 V108 T109 R110 S111 V161 E163 E181 G182 G183 P184 T185 L186 T189
• Annotation score: 4

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0008703 5-amino-6-(5-phosphoribosylamino)uracil reductase activity
• GO:0016491 oxidoreductase activity

Biological Process

• GO:0009231 riboflavin biosynthetic process

Cellular Component

• GO:0005829 cytosol

External links

• PDB: RCSB:4xt8, PDBe:4xt8, PDBj:4xt8
• PDBsum: 4xt8
• PubMed: 26848874
• UniProt: P71968