Structure of PDB 7taz Chain A

Receptor sequence

>7tazA (length=556) Species: 11676 (Human immunodeficiency virus 1)

MVPISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKIS
KIGPENPYNTPVFAIKKKDSTKWRKLVDFRELNKRTQDFWEVQLGIPHPA
GLKKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNV
LPQGWKGSPAIFQSSMTKILEPFAAQNPDIVIYQYMDDLYVGSDLEIGQH
RTKIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPE
KDSWTVNDIQKLVGKLNWASQIYPGIKVRQLSKLLRGTKALTEVIPLTEE
AELELAENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKN
LKTGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETW
ETWWTEYWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANR
ETKLGKAGYVTNKGRQKVVPLTNTTNQKTELQAIYLALQDSGLEVNIVTD
SQYALGIIQAQPDKSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQV
DKLVSA

3D structure

• PDB: 7taz Crystal structure of HIV-1 reverse transcriptase (RT) in complex with VM-1500A, a non-nucleoside RT inhibitor
• Chain: A
• Resolution: 2.4 Å

Enzymatic activity

• 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	VM5	A	L100 K102 K103 K104 S105 V106 Y181 Y188 P225 F227 W229 L234 H235 P236 Y318	L102 K104 K105 K106 S107 V108 Y183 Y190 P227 F229 W231 L236 H237 P238 Y320

Gene Ontology

Molecular Function

• GO:0003676 nucleic acid binding
• GO:0003964 RNA-directed DNA polymerase activity
• GO:0004523 RNA-DNA hybrid ribonuclease activity

Biological Process

• GO:0006278 RNA-templated DNA biosynthetic process

External links

• PDB: RCSB:7taz, PDBe:7taz, PDBj:7taz
• PDBsum: 7taz
• UniProt: P03366|POL_HV1B1 Gag-Pol polyprotein (Gene Name=gag-pol)