X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.3
Temperature 291.0
Details 20MM HEPES, PH 7.3, 1MM TCEP, 0.5% CHAPS, 100MM NACL, 100MM NAAC PH 4.5, ~1.8M MGSO4, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 37.13 α = 90
b = 37.13 β = 90
c = 135.67 γ = 90
Symmetry
Space Group P 43 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 MIRRORS 2008-02-26
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B 1.0000 NSLS X12B

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.1 50 99.3 0.064 0.064 -- 5.2 6154 6111 2.0 2.0 50.0
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.1 2.18 100.0 0.511 0.511 3.75 5.3 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MAD 2.1 35.81 -- 2.0 5811 5811 280 100.0 -- 0.238 0.236 0.289 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.1 2.15 -- 18 406 0.218 0.197 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 49.457
Anisotropic B[1][1] 2.37
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.37
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.75
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 7.843
r_dihedral_angle_3_deg 17.567
r_angle_refined_deg 1.889
r_dihedral_angle_2_deg 33.156
r_mcbond_it 1.399
r_gen_planes_refined 0.01
r_mcangle_it 2.649
r_dihedral_angle_1_deg 6.488
r_bond_refined_d 0.025
r_chiral_restr 0.141
r_scbond_it 4.977
r_dihedral_angle_4_deg 6.664
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 471
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 19

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
SOLVE phasing
REFMAC refinement version: 5.4.0069
HKL-2000 data reduction
HKL-2000 data scaling