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5M1K

Crystal structure of the large terminase nuclease from thermophilic phage G20c with bound Magnesium

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsDIAMOND BEAMLINE I02
Synchrotron siteDiamond
BeamlineI02
Temperature [K]100
Detector technologyPIXEL
Collection date2016-03-06
DetectorDECTRIS PILATUS 6M-F
Wavelength(s)0.9796
Spacegroup nameP 1 21 1
Unit cell lengths43.807, 54.057, 69.950
Unit cell angles90.00, 91.94, 90.00
Refinement procedure
Resolution43.780 - 1.200
R-factor0.1845
Rwork0.183
R-free0.20870
Structure solution methodSAD
RMSD bond length0.008
RMSD bond angle1.285
Data reduction softwareXDS
Data scaling softwareAimless
Phasing softwarePHASER
Refinement softwareREFMAC (5.8.0155)
Data quality characteristics
 OverallInner shellOuter shell
Low resolution limit [Å]43.78043.7801.220
High resolution limit [Å]1.2006.5701.200
Rmerge0.0730.0430.765
Rmeas0.091
Rpim0.054
Total number of observations250958
Number of reflections98722
<I/σ(I)>7.4
Completeness [%]97.09497.6
Redundancy2.52.72.5
CC(1/2)0.9960.9910.522
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, SITTING DROP2930.2 M Ammonium Tartrate, 0.1 M Bis-tris pH 5.5-6.5, 20% PEG 3350

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