Structure of PDB 5txn Chain A Binding Site BS02

Receptor Information

>5txn Chain A (length=555) Species: 11678 (Human immunodeficiency virus type 1 BH10)

VPISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISK
IGPENPYNTPVFAIKKKDSTKWRKLVDFRELNKRTQDFWEVQLGIPHPAG
LKKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVL
PMGWKGSPAIFQSSMTKILEPFKKQNPDIVIYQYMDDLYVGSDLEIGQHR
TKIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPEK
DSWTVNDICKLVGKLNWASQIYPGIKVRQLSKLLRGTKALTEVIPLTEEA
ELELAENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNL
KTGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETWE
TWWTEYWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANRE
TKLGKAGYVTNKGRQKVVPLTNTTNQKTELQAIYLALQDSGLEVNIVTNS
QYALGIIQAQPDKSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQVD
KLVSA

Ligand information

>5txn Chain P (length=20)

cagtccctgttcgggcgccg

Receptor-Ligand Complex Structure

Structure summary

• PDB: 5txn Structural Insights into HIV Reverse Transcriptase Mutations Q151M and Q151M Complex That Confer Multinucleoside Drug Resistance.
• Resolution: 2.55 Å
• Binding residue (original residue number in PDB): Y183 M184 D186 M230 G231 C258 K259 G262 K263 W266 G359 H361 R448 K451 T473 Q475 Y501
• Binding residue (residue number reindexed from 1): Y184 M185 D187 M231 G232 C259 K260 G263 K264 W267 G360 H362 R449 K452 T474 Q476 Y502

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.

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:5txn, PDBe:5txn, PDBj:5txn
• PDBsum: 5txn
• PubMed: 28396546
• UniProt: P03366|POL_HV1B1 Gag-Pol polyprotein (Gene Name=gag-pol)