Structure of PDB 6hak Chain A

Receptor sequence

>6hakA (length=553) Species: 11678 (Human immunodeficiency virus type 1 BH10)

PISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISKI
GPENPYNTPVFAIKKKDSTKWRKLVDFRELNKRTQDFWEVQLGIPHPAGL
KKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVLP
QGWKGSPAIFQSSMTKILEPFKKQNPDIVIYQYMDDLYVGSDLEIGQHRT
KIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPEKD
SWTVNDICKLVGKLNWASQIYPGIKVRQLSKLLRGTKALTEVIPLTEEAE
LELAENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNLK
TGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETWET
WWTEYWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANRET
KLGKAGYVTNKGRQKVVPLTNTTNQKTELQAIYLALQDSGLEVNIVTNSQ
YALGIIQAQPDKSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQVDK
LVS

3D structure

• PDB: 6hak Structure of HIV-1 RT/dsRNA initiation complex prior to nucleotide incorporation.
• Chain: A
• Resolution: 3.95 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	rna	A	W24 F61 L74 V75 D76 R78 I94 G152 Q500	W24 F61 L74 V75 D76 R78 I94 G152 Q500
BS02	rna	A	D185 G359 Q475	D185 G359 Q475
BS03	MG	A	D443 D549	D443 D549

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:6hak, PDBe:6hak, PDBj:6hak
• PDBsum: 6hak
• PubMed: 30902895
• UniProt: P03366|POL_HV1B1 Gag-Pol polyprotein (Gene Name=gag-pol)