X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6FABPDB ENTRIES 6FAB AND 1FLR
experimental modelPDB 1FLRPDB ENTRIES 6FAB AND 1FLR

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.623% PEG 4000 (W/V), 0.10 M SODIUM CITRATE, AND 0.2 M AMMONIUM ACETATE (PH 5.6). CRYSTALS (0.2 X 0.2 X 0.5 MM) WERE OBTAINED IN 4-6 WEEKS.
Crystal Properties
Matthews coefficientSolvent content
2.3748

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 66.56α = 90
b = 65.57β = 97.04
c = 103.22γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray125AREA DETECTORADSCCOLLIMATOR1996-05-13M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH2R

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
11.85840.0850.07163.86307811.5
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)
11.852820.390.271.62.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTA POSTERIORIPDB ENTRIES 6FAB AND 1FLR1.92058785114384.40.2210.2210.271RANDOM16.9
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
x_dihedral_angle_d28.4
x_scangle_it4.84
x_scbond_it3.51
x_mcangle_it3.11
x_mcbond_it2.21
x_angle_deg1.6
x_improper_angle_d1.55
x_bond_d0.011
x_bond_d_na
x_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d28.4
x_scangle_it4.84
x_scbond_it3.51
x_mcangle_it3.11
x_mcbond_it2.21
x_angle_deg1.6
x_improper_angle_d1.55
x_bond_d0.011
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6662
Nucleic Acid Atoms
Solvent Atoms767
Heterogen Atoms

Software

Software
Software NamePurpose
UCSDdata collection
UCSDdata reduction
X-PLORmodel building
X-PLORrefinement
UCSDdata scaling
X-PLORphasing