Structure of PDB 3s53 Chain B Binding Site BS02

Receptor Information

>3s53 Chain B (length=99) Species: 11676 (Human immunodeficiency virus 1)

PQITLWKRPLVTIKIGGQLKEALLDTGADDTIIEEMSLPGRWKPKMVGGI
GGFIKVRQYDQIIIEIAGHKAIGTVLVGPTPINIIGRNLLTQIGATLNF

Ligand information

• Ligand ID: 017
• InChI: InChI=1S/C27H37N3O7S/c1-18(2)15-30(38(33,34)21-10-8-20(28)9-11-21)16-24(31)23(14-19-6-4-3-5-7-19)29-27(32)37-25-17-36-26-22(25)12-13-35-26/h3-11,18,22-26,31H,12-17,28H2,1-2H3,(H,29,32)/t22-,23-,24+,25-,26+/m0/s1
• InChIKey: CJBJHOAVZSMMDJ-HEXNFIEUSA-N
• SMILES:
  OpenEye OEToolkits 1.7.0: CC(C)CN(CC(C(Cc1ccccc1)NC(=O)OC2COC3C2CCO3)O)S(=O)(=O)c4ccc(cc4)N
  ACDLabs 12.01: O=S(=O)(c1ccc(N)cc1)N(CC(C)C)CC(O)C(NC(=O)OC2COC3OCCC23)Cc4ccccc4
  CACTVS 3.370: CC(C)CN(C[CH](O)[CH](Cc1ccccc1)NC(=O)O[CH]2CO[CH]3OCC[CH]23)[S](=O)(=O)c4ccc(N)cc4
  OpenEye OEToolkits 1.7.0: CC(C)C[N@@](C[C@H]([C@H](Cc1ccccc1)NC(=O)O[C@H]2CO[C@@H]3[C@H]2CCO3)O)S(=O)(=O)c4ccc(cc4)N
  CACTVS 3.370: CC(C)CN(C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)O[C@H]2CO[C@H]3OCC[C@@H]23)[S](=O)(=O)c4ccc(N)cc4
• Formula: C27 H37 N3 O7 S
• Name: (3R,3AS,6AR)-HEXAHYDROFURO[2,3-B]FURAN-3-YL(1S,2R)-3-[[(4-AMINOPHENYL)SULFONYL](ISOBUTYL)AMINO]-1-BENZYL-2-HYDROXYPROPYLCARBAMATE;
  Darunavir;
  TMC114;
  UIC-94017
• ChEMBL: CHEMBL1323
• DrugBank: DB01264
• ZINC: ZINC000003955219
• PDB chain: 3s53 Chain B Residue 203

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3s53 Critical differences in HIV-1 and HIV-2 protease specificity for clinical inhibitors.
• Resolution: 1.5 Å
• Binding residue (original residue number in PDB): W42 P44 K55 V56 R57 V77
• Binding residue (residue number reindexed from 1): W42 P44 K55 V56 R57 V77
• Annotation score: 1
• Binding affinity: MOAD: Ki=0.23nM
  PDBbind-CN: -logKd/Ki=9.64,Ki=0.23nM

Enzymatic activity

• Catalytic site (original residue number in PDB): D25 T26 G27
• Catalytic site (residue number reindexed from 1): D25 T26 G27
• Enzyme Commision number: 3.4.23.16: HIV-1 retropepsin.

Gene Ontology

Molecular Function

• GO:0004190 aspartic-type endopeptidase activity
• GO:0042802 identical protein binding

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:3s53, PDBe:3s53, PDBj:3s53
• PDBsum: 3s53
• PubMed: 22238126
• UniProt: Q7SSI0