SMTL ID : 3ekq.1

Crystal structure of inhibitor saquinavir (SQV) in complex with multi-drug resistant HIV-1 protease (L63P/V82T/I84V) (referred to as ACT in paper)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

1 x ROC: (2S)-N-[(2S,3R)-4-[(2S,3S,4aS,8aS)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]-3-hydroxy-1 -phenyl-butan-2-yl]-2-(quinolin-2-ylcarbonylamino)butanediamide(Non-covalent)

ROC.1: 25 residues within 4Å: Chain A: D.25, G.27, A.28, D.29, D.30, I.47, V.48, G.49, I.50, T.80, P.81, T.82, I.84 Chain B: R.8, L.23, D.25, G.27, D.30, V.32, I.47, V.48, G.49, I.50, P.81, I.84 26 PLIP interactions: 16 interactions with chain A, 10 interactions with chain B Hydrophobic interactions: A:V.48, A:V.48, A:I.50, A:P.81, A:T.82, A:I.84, B:L.23, B:I.47, B:P.81, B:P.81, B:I.84 Hydrogen bonds: A:G.27, A:G.27, A:G.27, A:D.29, A:D.30, A:D.30, A:D.30, A:V.48 Water bridges: A:I.50, B:G.27, B:D.29, B:V.48, B:I.50 Salt bridges: A:D.25, B:D.25

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.2: 2 residues within 4Å: Chain A: K.7, R.8 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.8 Salt bridges: A:R.8 PO4.3: 4 residues within 4Å: Chain B: K.20, E.21, E.34, N.83 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:E.21, B:N.83

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

King, N.M. et al., Extreme Entropy-Enthalpy Compensation in a Drug-Resistant Variant of HIV-1 Protease. Acs Chem.Biol. (2012)

Release Date

2009-09-01

Peptides

Protease: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Protease