Structure of PDB 5kqx Chain A Binding Site BS01

Receptor Information
>5kqx Chain A (length=99) Species: 11676 (Human immunodeficiency virus 1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PQITLWKRPLVTIKIGGQLKEALLNTGADDTVIEDMSLPGRWKPKMIGGI
GGFIKVRQYDQIIIEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF
Ligand information
Ligand IDROC
InChIInChI=1S/C38H50N6O5/c1-38(2,3)43-37(49)32-20-26-14-7-8-15-27(26)22-44(32)23-33(45)30(19-24-11-5-4-6-12-24)41-36(48)31(21-34(39)46)42-35(47)29-18-17-25-13-9-10-16-28(25)40-29/h4-6,9-13,16-18,26-27,30-33,45H,7-8,14-15,19-23H2,1-3H3,(H2,39,46)(H,41,48)(H,42,47)(H,43,49)/t26-,27+,30-,31-,32-,33+/m0/s1
InChIKeyQWAXKHKRTORLEM-UGJKXSETSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=C(N)CC(NC(=O)c1nc2c(cc1)cccc2)C(=O)NC(Cc3ccccc3)C(O)CN5C(C(=O)NC(C)(C)C)CC4C(CCCC4)C5
OpenEye OEToolkits 1.7.0CC(C)(C)NC(=O)[C@@H]1C[C@@H]2CCCC[C@@H]2C[N@]1C[C@H]([C@H](Cc3ccccc3)NC(=O)[C@H](CC(=O)N)NC(=O)c4ccc5ccccc5n4)O
OpenEye OEToolkits 1.7.0CC(C)(C)NC(=O)C1CC2CCCCC2CN1CC(C(Cc3ccccc3)NC(=O)C(CC(=O)N)NC(=O)c4ccc5ccccc5n4)O
CACTVS 3.370CC(C)(C)NC(=O)[CH]1C[CH]2CCCC[CH]2CN1C[CH](O)[CH](Cc3ccccc3)NC(=O)[CH](CC(N)=O)NC(=O)c4ccc5ccccc5n4
CACTVS 3.370CC(C)(C)NC(=O)[C@@H]1C[C@@H]2CCCC[C@@H]2CN1C[C@@H](O)[C@H](Cc3ccccc3)NC(=O)[C@H](CC(N)=O)NC(=O)c4ccc5ccccc5n4
FormulaC38 H50 N6 O5
Name(2S)-N-[(2S,3R)-4-[(2S,3S,4aS,8aS)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]-3-hydroxy-1 -phenyl-butan-2-yl]-2-(quinolin-2-ylcarbonylamino)butanediamide;
Fortovase;
SAQUINAVIR;
RO 31-8959
ChEMBLCHEMBL114
DrugBankDB01232
ZINCZINC000003914596
PDB chain5kqx Chain A Residue 101 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB5kqx Effects of Hinge-region Natural Polymorphisms on Human Immunodeficiency Virus-Type 1 Protease Structure, Dynamics, and Drug Pressure Evolution.
Resolution2.4 Å
Binding residue
(original residue number in PDB)
N25 G27 D29 D30 G48 G49 I50 P81 I84
Binding residue
(residue number reindexed from 1)
N25 G27 D29 D30 G48 G49 I50 P81 I84
Annotation score1
Binding affinityMOAD: Ki=3.6nM
PDBbind-CN: -logKd/Ki=8.44,Ki=3.6nM
Enzymatic activity
Catalytic site (original residue number in PDB) N25 T26 G27
Catalytic site (residue number reindexed from 1) N25 T26 G27
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:5kqx, PDBe:5kqx, PDBj:5kqx
PDBsum5kqx
PubMed27576689
UniProtC8BD48

[Back to BioLiP]