1HKQ

PPS10 plasmid DNA replication initiator protein RepA. Replication inactive, dimeric N-terminal domain.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.2295VAPOUR DIFFUSION (HANGING DROPS), WELLS: 500 MICROLITRES (14% PEG4000, 6% MPD), DROPS: 5 MICROLITRES PROTEIN (5 MG/ML IN 50 MM K2HPO4/ KH2PO4, PH= 6.2),5 MICROLITRES WELL SOL. PLUS 1 MICROLITRE OF P-CL-MERCURIBENZOATE (=1 MM IN WATER), THIN LARGE CRYSTAL PRISMS APPEAR AT 295 DEGREES KELVIN IN 1 MONTH., pH 6.20
Crystal Properties
Matthews coefficientSolvent content
2.2645.17

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.866α = 90
b = 55.533β = 90
c = 96.073γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH2000-07-15MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X311.0090, 1.0120EMBL/DESY, HAMBURGX31

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
12.7548.297.70.08185.283432.145.9
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)
12.752.997.80.322.15.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMADTHROUGHOUT2.7527.89742180696.60.2380.2380.272RANDOM48.1
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]
5.086.99-12.08
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.6
c_angle_deg1.4
c_improper_angle_d0.89
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.6
c_angle_deg1.4
c_improper_angle_d0.89
c_bond_d0.008
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
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2026
Nucleic Acid Atoms
Solvent Atoms30
Heterogen Atoms31

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
CNSphasing
SHARPphasing
CNSrefinement