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3HOJ

Crystal Structure of a Novel Engineered Retroaldolase: RA-22

Replaces:  3B5V
Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeROTATING ANODE
Source detailsRIGAKU MICROMAX-007
Temperature [K]100
Detector technologyIMAGE PLATE
Collection date2007-05-24
DetectorRIGAKU RAXIS IV++
Wavelength(s)1.54
Spacegroup nameP 21 21 2
Unit cell lengths72.047, 73.583, 47.399
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution36.010 - 2.200
R-factor0.238
Rwork0.236
R-free0.29300
Structure solution methodMOLECULAR REPLACEMENT
RMSD bond length0.009
RMSD bond angle1.305
Data reduction softwared*TREK
Data scaling softwared*TREK
Phasing softwarePHASER (1.3.3)
Refinement softwareREFMAC
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]36.0202.280
High resolution limit [Å]2.2002.200
Rmerge0.0680.258
Total number of observations3735
Number of reflections13187
<I/σ(I)>10.43.8
Completeness [%]98.997.2
Redundancy3.482.89
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, HANGING DROP4.62980.2M AMMONIUM SULFATE, 0.1M SODIUM ACETATE PH 4.6, 27% PEG4000 FOLLOWED BY FURTHER EQUILIBRATION AFTER INITIAL CRYSTALLIZATION OVER 0.2M AMMONIUM SULFATE, 0.1M SODIUM ACETATE PH 4.6, 30% PEG4000, VAPOR DIFFUSION, HANGING DROP, temperature 298K

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