1H2T

Structure of the human nuclear cap-binding-complex (CBC) in complex with a cap analogue m7GpppG


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1H6KPDB ENTRY 1H6K

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
160.25 TO 1 % PEG 4000, 100 MM MES PH6, 75 TO 100 MM MAGNESIUM FORMATE, pH 6.00
Crystal Properties
Matthews coefficientSolvent content
2.957.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 112.78α = 90
b = 112.78β = 90
c = 158.31γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2001-11-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-4ESRFID14-4

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
12.152099.80.0795.376376630.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.152.2199.80.3981.84.6

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1H6K2.119.7668137341999.60.2320.2320.269RANDOM46.5
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]
-3.75-0.27-3.757.51
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.4
c_scangle_it4.57
c_scbond_it3.4
c_mcangle_it3.27
c_mcbond_it3.11
c_angle_deg1.1
c_improper_angle_d0.78
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.4
c_scangle_it4.57
c_scbond_it3.4
c_mcangle_it3.27
c_mcbond_it3.11
c_angle_deg1.1
c_improper_angle_d0.78
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6939
Nucleic Acid Atoms
Solvent Atoms365
Heterogen Atoms52

Software

Software
Software NamePurpose
CNSrefinement
MOSFLMdata reduction
SCALAdata scaling
MOLREPphasing