1Y98

Structure of the BRCT repeats of BRCA1 bound to a CtIP phosphopeptide.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.5293AMMONIUM SULPHATE, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
4.572.46

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 113.118α = 90
b = 113.118β = 90
c = 121.876γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42004-11-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X12B1.0000NSLSX12B

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
12.52099.10.13317.53111629447.2
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)
2.52.5999.40.3722.686.41593

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 1T152.519.591639915278100899.310.23370.2360.23370.2696RANDOM53.275
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]
-0.34-0.17-0.340.51
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg43.937
r_dihedral_angle_3_deg19.001
r_dihedral_angle_4_deg17.557
r_dihedral_angle_1_deg7.927
r_scangle_it3.17
r_scbond_it1.894
r_angle_refined_deg1.781
r_mcangle_it1.679
r_mcbond_it0.947
r_symmetry_vdw_refined0.435
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg43.937
r_dihedral_angle_3_deg19.001
r_dihedral_angle_4_deg17.557
r_dihedral_angle_1_deg7.927
r_scangle_it3.17
r_scbond_it1.894
r_angle_refined_deg1.781
r_mcangle_it1.679
r_mcbond_it0.947
r_symmetry_vdw_refined0.435
r_nbtor_refined0.329
r_nbd_refined0.264
r_xyhbond_nbd_refined0.188
r_chiral_restr0.117
r_symmetry_hbond_refined0.099
r_bond_refined_d0.016
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1786
Nucleic Acid Atoms
Solvent Atoms48
Heterogen Atoms6

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing