Structure of PDB 1siv Chain B

Receptor sequence
>1sivB (length=99) Species: 11723 (Simian immunodeficiency virus) [Search protein sequence]
PQFSLWRRPVVTAHIEGQPVEVLLDTGADDSIVTGIELGPHYTPKIVGGI
GGFINTKEYKNVKIEVLGKRIKGTIMTGDTPINIFGRNLLTALGMSLNL
3D structure
PDB1siv Three-dimensional structure of a simian immunodeficiency virus protease/inhibitor complex. Implications for the design of human immunodeficiency virus type 1 and 2 protease inhibitors.
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) 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 PSI B D25 G27 A28 D29 D30 G48 G49 D25 G27 A28 D29 D30 G48 G49 MOAD: Ki=8.4nM
PDBbind-CN: -logKd/Ki=8.08,Ki=8.4nM
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:1siv, PDBe:1siv, PDBj:1siv
PDBsum1siv
PubMed8241159
UniProtP05896|POL_SIVM1 Gag-Pol polyprotein (Gene Name=gag-pol)

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