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4Q5U

Structure of calmodulin bound to its recognition site from calcineurin

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsAPS BEAMLINE 22-ID
Synchrotron siteAPS
Beamline22-ID
Temperature [K]100
Detector technologyCCD
Collection date2011-08-17
DetectorMARMOSAIC 300 mm CCD
Wavelength(s)1.0000
Spacegroup nameC 2 2 21
Unit cell lengths105.499, 111.033, 39.448
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution19.120 - 1.950
R-factor0.2165
Rwork0.215
R-free0.24840
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)2w73
RMSD bond length0.006
RMSD bond angle0.972
Data reduction softwareHKL-2000
Data scaling softwareHKL-2000
Phasing softwarePHASER
Refinement softwarePHENIX ((phenix.refine: 1.8_1069))
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]19.1202.020
High resolution limit [Å]1.9501.950
Rmerge0.0980.375
Number of reflections15779
<I/σ(I)>14.43.4
Completeness [%]91.169.6
Redundancy5.53.2
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, HANGING DROP7.52983:1 10 mg/ml protein to mother liquor (24% PEG1000, 20% glycerol), final volume 200 nL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

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