Structure of PDB 1c70 Chain B

Receptor sequence
>1c70B (length=99) Species: 11676 (Human immunodeficiency virus 1) [Search protein sequence]
PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGI
GGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF
3D structure
PDB1c70 An alternate binding site for the P1-P3 group of a class of potent HIV-1 protease inhibitors as a result of concerted structural change in the 80s loop of the protease.
ChainB
Resolution2.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D225 T226 G227
Catalytic site (residue number reindexed from 1) D25 T26 G27
Enzyme Commision number 3.4.23.-
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 L75 B D225 G227 A228 D229 D230 V232 G248 G249 T280 P281 D25 G27 A28 D29 D30 V32 G48 G49 T80 P81 MOAD: Ki=0.05nM
PDBbind-CN: -logKd/Ki=10.30,Ki=0.05nM
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:1c70, PDBe:1c70, PDBj:1c70
PDBsum1c70
PubMed10739910
UniProtO92103

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