Structure of PDB 1a94 Chain B

Receptor sequence
>1a94B (length=99) Species: 11676 (Human immunodeficiency virus 1) [Search protein sequence]
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWEPKMIGGI
GGFIKVRQYDQIIIEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF
3D structure
PDB1a94 Structural basis for specificity of retroviral proteases.
ChainB
Resolution2.0 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 0Q4 B D25 G27 A28 D29 G48 V82 I84 D25 G27 A28 D29 G48 V82 I84 PDBbind-CN: -logKd/Ki=7.85,Ki=14nM
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:1a94, PDBe:1a94, PDBj:1a94
PDBsum1a94
PubMed9521772
UniProtP03367|POL_HV1BR Gag-Pol polyprotein (Gene Name=gag-pol)

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