Structure of PDB 2p3a Chain A Binding Site BS01

Receptor Information
>2p3a 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]
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVLEEMALPGKWKPRMIGGI
GGFVKVRQYDQIPIEICGHKVIGTVLVGPTPANIIGRNLMTQIGCTLNF
Ligand information
Ligand ID3TL
InChIInChI=1S/C50H64N6O10/c1-31(2)41(55-45(59)33(5)51-49(63)65-29-37-23-15-9-16-24-37)47(61)53-39(27-35-19-11-7-12-20-35)43(57)44(58)40(28-36-21-13-8-14-22-36)54-48(62)42(32(3)4)56-46(60)34(6)52-50(64)66-30-38-25-17-10-18-26-38/h7-26,31-34,39-44,57-58H,27-30H2,1-6H3,(H,51,63)(H,52,64)(H,53,61)(H,54,62)(H,55,59)(H,56,60)/t33-,34-,39-,40-,41-,42-,43+,44+/m0/s1
InChIKeyBJJPNOGMLLUCER-KUTQPOQPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0CC(C)C(C(=O)NC(Cc1ccccc1)C(C(C(Cc2ccccc2)NC(=O)C(C(C)C)NC(=O)C(C)NC(=O)OCc3ccccc3)O)O)NC(=O)C(C)NC(=O)OCc4ccccc4
OpenEye OEToolkits 1.7.0C[C@@H](C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](Cc1ccccc1)[C@H]([C@@H]([C@H](Cc2ccccc2)NC(=O)[C@H](C(C)C)NC(=O)[C@H](C)NC(=O)OCc3ccccc3)O)O)NC(=O)OCc4ccccc4
CACTVS 3.370CC(C)[C@H](NC(=O)[C@H](C)NC(=O)OCc1ccccc1)C(=O)N[C@@H](Cc2ccccc2)[C@@H](O)[C@H](O)[C@H](Cc3ccccc3)NC(=O)[C@@H](NC(=O)[C@H](C)NC(=O)OCc4ccccc4)C(C)C
ACDLabs 12.01O=C(OCc1ccccc1)NC(C(=O)NC(C(=O)NC(Cc2ccccc2)C(O)C(O)C(NC(=O)C(NC(=O)C(NC(=O)OCc3ccccc3)C)C(C)C)Cc4ccccc4)C(C)C)C
CACTVS 3.370CC(C)[CH](NC(=O)[CH](C)NC(=O)OCc1ccccc1)C(=O)N[CH](Cc2ccccc2)[CH](O)[CH](O)[CH](Cc3ccccc3)NC(=O)[CH](NC(=O)[CH](C)NC(=O)OCc4ccccc4)C(C)C
FormulaC50 H64 N6 O10
Namebenzyl [(1S,4S,7S,8R,9R,10S,13S,16S)-7,10-dibenzyl-8,9-dihydroxy-1,16-dimethyl-4,13-bis(1-methylethyl)-2,5,12,15,18-pentaoxo-20-phenyl-19-oxa-3,6,11,14,17-pentaazaicos-1-yl]carbamate;
TL-3, C2 symmetric inhibitor
ChEMBLCHEMBL449611
DrugBank
ZINCZINC000150340941
PDB chain2p3a Chain A Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2p3a Structural Characterization of B and non-B Subtypes of HIV-Protease: Insights into the Natural Susceptibility to Drug Resistance Development.
Resolution1.75 Å
Binding residue
(original residue number in PDB)
D25 G27 D29 R45 M46 I47 G48 I50 P81 I84
Binding residue
(residue number reindexed from 1)
D25 G27 D29 R45 M46 I47 G48 I50 P81 I84
Annotation score1
Binding affinityMOAD: Ki=11nM
PDBbind-CN: -logKd/Ki=7.96,Ki=11nM
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
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:2p3a, PDBe:2p3a, PDBj:2p3a
PDBsum2p3a
PubMed17467738
UniProtQ6BB74

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