1P9U

Coronavirus Main Proteinase (3CLpro) Structure: Basis for Design of anti-SARS Drugs


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.37 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.191

Literature

Macromolecules
Sequence Display for 1P9U

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 203210.13

Macromolecule Entities
Molecule Chains Length Organism Details
putative coronavirus nsp2 (3CL-PRO) A, B, C..., D, E, FA, B, C, D, E, F 302 Alphacoronavirus 1 Fragment: TGEV main proteinase
Gene Name(s): rep 1a-1b
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PHQ-VNSTLQ-CHLOROMETHYLKETONE INHIBITOR G, H 8 synthetic

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
MRD
Query on MRD

A, C, D, E (4R)-2-METHYLPENTANE-2,4-DIOL
C6 H14 O2
SVTBMSDMJJWYQN-RXMQYKEDSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A, B, C, D, E, F SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000457
Query on PRD_000457
G, H INHIBITOR CH2-QLTSNV-Z (SUBSTRATE-ANALOG) Peptide-like /
Inhibitor
Ligand Explorer

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.37 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.191
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 72.39 α = 90.00
b = 158.55 β = 94.40
c = 88.20 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-05-12
  • Released Date: 2003-05-20
  • Deposition author(s): Anand, K., Ziebuhr, J., Wadhwani, P., Mesters, J.R., Hilgenfeld, R.

Revision History

  • Version 1_0: 2003-05-20

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance

  • Version 1_3: 2012-12-12

    Type: Other

  • Version 1_4: 2017-10-11

    Type: Refinement description