Structure of PDB 3di6 Chain A

Receptor sequence

>3di6A (length=551) Species: 11706 (HIV-1 M:B_HXB2R)

PISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISKI
GPENPYNTPVFAIKTKWRKLVDFRELNKRTQDFWEVQLGIPHPAGLKKKK
SVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVLPQGWK
GSPAIFQSSMTKILEPFRKQNPDIVIYQYMDDLYVGSDLEIGQHRTKIEE
LRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPEKDSWTV
NDIQKLVGKLNWASQIYPGIKVRQLCKLLRGTKALTEVIPLTEEAELELA
ENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNLKTGKY
ARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETWETWWTE
YWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANRETKLGK
AGYVTNRGRQKVVTLTDTTNQKTELQAIYLALQDSGLEVNIVTDSQYALG
IIQAQPDQSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQVDKLVSA
G

3D structure

• PDB: 3di6 Discovery and optimization of pyridazinone non-nucleoside inhibitors of HIV-1 reverse transcriptase.
• Chain: A
• Resolution: 2.65 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	PDZ	A	L100 K103 V106 Y181 Y188 W229 L234 H235 P236 Y318	L96 K99 V102 Y177 Y184 W225 L230 H231 P232 Y314	PDBbind-CN: -logKd/Ki=7.00,IC50=0.1uM

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:3di6, PDBe:3di6, PDBj:3di6
• PDBsum: 3di6
• PubMed: 18632268
• UniProt: P04585|POL_HV1H2 Gag-Pol polyprotein (Gene Name=gag-pol)