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1CA1

ALPHA-TOXIN FROM CLOSTRIDIUM PERFRINGENS

Experimental procedure
Source typeSYNCHROTRON
Source detailsSRS BEAMLINE PX9.5
Synchrotron siteSRS
BeamlinePX9.5
Temperature [K]295
Detector technologyIMAGE PLATE
Collection date1995-08
DetectorMAR scanner 300 mm plate
Spacegroup nameC 2 2 21
Unit cell lengths61.300, 177.300, 79.100
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution25.000 - 1.900
R-factor0.208
Rwork0.208
R-free0.25400
Structure solution methodSIR, MOLECULAR REPLACEMENT AND CROSS-CRYSTAL AVERAGING
Starting model (for MR)INCOMPLETE EARLIER CHAIN TRACE OF ALTERNATE STRAIN
RMSD bond length0.012
RMSD bond angle23.262

*

Data reduction softwareDENZO
Data scaling softwareSCALEPACK
Phasing softwareX-PLOR (3.1)
Refinement softwareX-PLOR (3.1)
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]40.0001.960
High resolution limit [Å]1.9001.900
Rmerge0.0650.157
Total number of observations202958

*

Number of reflections30175
<I/σ(I)>13.54.3
Completeness [%]91.0

*

73.8
Redundancy5.26
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1Vapor diffusion, hanging drop

*

7.520

*

pH 7.5
Crystallization Reagents in Literatures
IDcrystal IDsolutionreagent nameconcentration (unit)details
11drop0.05 (M)
21dropNa-HEPES0.1 (M)
31reservoirsodium acetate1 (M)

217705

PDB entries from 2024-03-27

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