1I5F

BACILLUS CALDOLYTICUS COLD-SHOCK PROTEIN MUTANTS TO STUDY DETERMINANTS OF PROTEIN STABILITY


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1C9O 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.6277PEG 6000, sodium citrate, ammonia sulfate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.1241.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 77.12α = 90
b = 77.12β = 90
c = 48.26γ = 90
Symmetry
Space GroupI 41

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1998-05-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7A0.9493EMBL/DESY, HAMBURGBW7A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.41595.50.0520.05218.93.2267302671517.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.41.4191.80.332.6380

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R1C9O1.415267152673013095.60.140.1390.1390.205RANDOM
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
139641256
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.07
s_approx_iso_adps0.07
s_zero_chiral_vol0.06
s_similar_adp_cmpnt0.03
s_from_restr_planes0.025
s_angle_d0.02
s_anti_bump_dis_restr0.01
s_bond_d
s_similar_dist
s_rigid_bond_adp_cmpnt
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1083
Nucleic Acid Atoms
Solvent Atoms253
Heterogen Atoms1

Software

Software
Software NamePurpose
AMoREphasing
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling