Structure of PDB 1bwb Chain B

Receptor sequence
>1bwbB (length=99) Species: 11676 (Human immunodeficiency virus 1) [Search protein sequence]
PQVTLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGI
GGFIKVRQYDQILIEICGHKAIGTVLVGPTPFNVIGRNLLTQIGCTLNF
3D structure
PDB1bwb Counteracting HIV-1 protease drug resistance: structural analysis of mutant proteases complexed with XV638 and SD146, cyclic urea amides with broad specificities.
ChainB
Resolution1.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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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 2.7.7.-
2.7.7.49: RNA-directed DNA polymerase.
2.7.7.7: DNA-directed DNA polymerase.
3.1.-.-
3.1.13.2: exoribonuclease H.
3.1.26.13: retroviral ribonuclease H.
3.4.23.16: HIV-1 retropepsin.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 146 B D25 G27 A28 D30 V32 M46 I47 G48 G49 I50 D25 G27 A28 D30 V32 M46 I47 G48 G49 I50 MOAD: Ki=3.8nM
PDBbind-CN: -logKd/Ki=8.42,Ki=3.8nM
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:1bwb, PDBe:1bwb, PDBj:1bwb
PDBsum1bwb
PubMed9790666
UniProtP04585|POL_HV1H2 Gag-Pol polyprotein (Gene Name=gag-pol)

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