3R7P

The crystal structure of I-LtrI


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3QQYPDB ENTRY 3QQY

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52980.1M Bis-Tris, pH 6.5, 0.2M MgCl2, 20% PEG 3500, 1mM MnCl2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.2144.46

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 113.089α = 90
b = 42.595β = 110.63
c = 103.195γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDADSC QUANTUM 3152010-07-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.10.977ALS5.0.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
12.748.2998.90.06513.26.81274012060356.5
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)
12.72.898.70.240.4256.16.51248

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3QQY2.70448.29127401206067998.580.196220.192130.26952RANDOM52.21
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]
0.570.25-0.27-0.13
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.89
r_dihedral_angle_4_deg21.873
r_dihedral_angle_3_deg19.828
r_dihedral_angle_1_deg5.846
r_angle_refined_deg1.337
r_scangle_it1.306
r_scbond_it0.819
r_mcangle_it0.592
r_mcbond_it0.301
r_chiral_restr0.075
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.89
r_dihedral_angle_4_deg21.873
r_dihedral_angle_3_deg19.828
r_dihedral_angle_1_deg5.846
r_angle_refined_deg1.337
r_scangle_it1.306
r_scbond_it0.819
r_mcangle_it0.592
r_mcbond_it0.301
r_chiral_restr0.075
r_bond_refined_d0.008
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2356
Nucleic Acid Atoms1103
Solvent Atoms43
Heterogen Atoms5

Software

Software
Software NamePurpose
HKL-2000data collection
PHASESphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling