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Cell Reactant:HIV-1 Protease Mutant, MDR-QM
Syringe Reactant:BDBM580
Meas. Tech.:Isothermal Titration Calorimetry
Entry Date:05/10/04
 
ΔG°:-57.3± (kJ/mole)
pH:5±n/a
Log10Kb:10.0± 9.00
Temperature:298.15±n/a (K)
ΔH° :-16.3±0.836 (kJ/mole)
ΔHobs :-16.3±0.836 (kJ/mole)
Ionic Strength:n/a
Corrected for ΔHioniz:not known
Protons Released:n/a
ΔCp :n/a
Stoich. Param.:n/a
ΔS° : 0.1375± (kJ/mole-K)
Comments:The binding affinities were determined by using ITC displacement experiments. Acetyl pepstatin was selected as the weak inhibitor in the displacement titration because this inhibitor is endothermic and amplifies the signal of a high affinity exothermic inhibitor when displaced.
 
Citation Ohtaka, HSchön, AFreire, E Multidrug resistance to HIV-1 protease inhibition requires cooperative coupling between distal mutations. Biochemistry42:13659-66 (2003) [PubMed]  Article
More Info.:  Get all data from this article ,  ITC RUN data ,  Solution Info ,  Data Fit Method ,  Instrument Info
 
HIV-1 Protease Mutant, MDR-QM
Source:The genes encoding HIV-1 protease mutants and wild type were expressed in E. coli.
Purity:99%
Prep. Method:HIV-1 protease was purified and refolded from E. coli inclusion bodies.
Name:HIV-1 Protease Mutant, MDR-QM
Synonyms:n/a
Type:Protein Complex
Mol. Mass.:n/a
Description:n/a
Components:This complex has 2 components.
Component 1
Name:HIV-1 Protease Mutant, MDR-QM chain A
Synonyms:HIV-1 Protease Mutant, MDR-QM chain B | Multiple-drug-resistant tetramutant (M46I/I54V/V82A/I84V)
Type:Enzyme Subunit
Mol. Mass.:10722.09
Organism:Human immunodeficiency virus type 1
Description:Mutations at selected positions (M46I/I54V/V82A/I84V) were introduced into HIV-1 protease pseudo wild type (Q7K/L33I/L63I)
Residue:99
Sequence:
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWKPKIIGGIGGFVKVRQYD
QIIIEICGHKAIGTVLVGPTPANVIGRNLLTQIGCTLNF
Blast this sequence in BindingDB or PDB
  Blast E-value cutoff:
Component 2
Name:HIV-1 Protease Mutant, MDR-QM chain A
Synonyms:HIV-1 Protease Mutant, MDR-QM chain B | Multiple-drug-resistant tetramutant (M46I/I54V/V82A/I84V)
Type:Enzyme Subunit
Mol. Mass.:10722.09
Organism:Human immunodeficiency virus type 1
Description:Mutations at selected positions (M46I/I54V/V82A/I84V) were introduced into HIV-1 protease pseudo wild type (Q7K/L33I/L63I)
Residue:99
Sequence:
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWKPKIIGGIGGFVKVRQYD
QIIIEICGHKAIGTVLVGPTPANVIGRNLLTQIGCTLNF
Blast this sequence in BindingDB or PDB
  Blast E-value cutoff:
BDBM580
Source:Was provided by Prof. Y. Kiso (Kyoto Pharmaceutical University, Kyoto, Japan)
Purity:n/a
Prep. Method:Compound was used without further purification.
NameBDBM580
Synonyms:(4R)-3-[(2S,3S)-2-hydroxy-3-[(3-hydroxy-2-methylphenyl)formamido]-4-phenylbutanoyl]-5,5-dimethyl-N-[(2-methylphenyl)methyl]-1,3-thiazolidine-4-carboxamide | AG1776 | BDBM50288366 | JE-2147 | KNI-764
TypeSmall organic molecule
Emp. Form.C32H37N3O5S
Mol. Mass.575.718
SMILESCc1ccccc1CNC(=O)[C@H]1N(CSC1(C)C)C(=O)[C@@H](O)[C@H](Cc1ccccc1)NC(=O)c1cccc(O)c1C |r|
Structure
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Last update November 1, 2007
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