Structure of PDB 6b3g Chain B

Receptor sequence

>6b3gB (length=99) Species: 11676 (Human immunodeficiency virus 1)

PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWKPKMIGGI
GGFIKVRQYDQIIIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF

3D structure

• PDB: 6b3g Design and Synthesis of Piperazine Sulfonamide Cores Leading to Highly Potent HIV-1 Protease Inhibitors.
• Chain: B
• Resolution: 1.5 Å

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	CKY	B	D25 G27 A28 D29 D30 G48 G49 I50 I84	D25 G27 A28 D29 D30 G48 G49 I50 I84
BS02	CKY	B	R8 D25 G27 G48 G49 I50 P81 V82 I84	R8 D25 G27 G48 G49 I50 P81 V82 I84

Gene Ontology

Molecular Function

• GO:0004190 aspartic-type endopeptidase activity

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:6b3g, PDBe:6b3g, PDBj:6b3g
• PDBsum: 6b3g
• PubMed: 29259750
• UniProt: P04587|POL_HV1B5 Gag-Pol polyprotein (Gene Name=gag-pol)