1LWT

Crystal structure of the intein homing endonuclease PI-SceI bound to its substrate DNA (Ca2+ free)

Structural Biology Knowledgebase: 1LWT SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.2 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.242

Literature

Macromolecules
Sequence Display for 1LWT

Classification: HYDROLASE / DNA

Total Structure Weight: 74151.52


Macromolecule Entities
Molecule Chains Length Organism Details
ENDONUCLEASE PI-SCEI A 454 Saccharomyces cerevisiae EC#: 3.6.3.14 IUBMB
Mutation: M10M, M28M, M47M, M109M, M193M, M236M, M372M, M385M
Gene Name(s): VMA1 CLS8 TFP1 YDL185W D1286
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
PI-SceI DNA substrate top strand B 37 synthetic
PI-SceI DNA substrate bottom strand C 37 synthetic

Small Molecules
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.2 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.242
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 45.20 α = 90.00
b = 87.40 β = 90.00
c = 214.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-06-03
  • Released Date: 2002-09-27
  • Deposition author(s): Moure, C.M., Gimble, F.S., Quiocho, F.A.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4