4GRK

Crystal Structure of C-lobe of Bovine lactoferrin Complexed with ketorolac at 1.68 A Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3RGY 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52980.01M Znso4, 0.1M MES, 25% PEG, Monomethyl Ether 550 , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.6353.14

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.615α = 90
b = 49.953β = 107.22
c = 65.504γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray77CCDMARRESEARCHmirror2012-05-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM140.97ESRFBM14

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.6862.5799.90.04735.443835
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.681.7299.40.2983.8

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 REPLACEMENTTHROUGHOUT3RGY1.6862.574383541609221299.480.15740.15740.154960.20475RANDOM29.176
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]
0.53-1.26-0.76-0.52
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.734
r_dihedral_angle_4_deg20.249
r_dihedral_angle_3_deg14.526
r_dihedral_angle_1_deg6.998
r_angle_refined_deg2.659
r_chiral_restr0.191
r_bond_refined_d0.028
r_gen_planes_refined0.015
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2604
Nucleic Acid Atoms
Solvent Atoms367
Heterogen Atoms124

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling