X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2PHAPDB entry 2PHA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7298A metal-free HAI crystal was soaked in 5 mM NiCl2, 100 mM HEPES (pH 7.0), 30% (v/v) Jeffamine ED-2001 for 26 hours., VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.3748

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 90.353α = 90
b = 90.353β = 90
c = 69.814γ = 120
Symmetry
Space GroupP 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Cryogenically cooled double crystal monochrometer with horizontal focusing sagital bend second mono crystal with 4:1 magnification ratio and vertically focusing mirror2011-12-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A1.075NSLSX29A

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
11.75099.90.0930.09326.53211.4-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.761000.4320.4327.06711.2

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 REPLACEMENTTHROUGHOUTPDB entry 2PHA1.75070129694313213990.15420.15420.15420.1889random27
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]
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23
c_angle_deg1.5
c_improper_angle_d0.92
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4758
Nucleic Acid Atoms
Solvent Atoms163
Heterogen Atoms4

Software

Software
Software NamePurpose
CBASSdata collection
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling
CNSphasing