3BN7

CRYSTAL STRUCTURE OF A DIMERIC FERREDOXIN-LIKE PROTEIN (CC_2267) FROM CAULOBACTER CRESCENTUS CB15 AT 1.64 A RESOLUTION


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.5277NANODROP, 40.0% PEG 400, 0.1M Acetate pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
1.9637.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.921α = 90
b = 47.921β = 90
c = 167.352γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 325 mm CCDFlat mirror (vertical focusing)2007-11-20MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL11-10.91837, 0.97954, 0.97916SSRLBL11-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.6429.4631000.0730.0735.76.81490625.76
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)
11.641.681001.0961.0960.771054

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 DIFFRACTIONMADTHROUGHOUT1.6429.4631482575099.990.20.1990.233RANDOM20.384
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]
0.830.410.83-1.24
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.013
r_dihedral_angle_4_deg29.394
r_dihedral_angle_3_deg14.551
r_dihedral_angle_1_deg5.399
r_scangle_it3.596
r_scbond_it2.697
r_mcangle_it1.781
r_angle_refined_deg1.713
r_mcbond_it1.354
r_angle_other_deg0.985
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.013
r_dihedral_angle_4_deg29.394
r_dihedral_angle_3_deg14.551
r_dihedral_angle_1_deg5.399
r_scangle_it3.596
r_scbond_it2.697
r_mcangle_it1.781
r_angle_refined_deg1.713
r_mcbond_it1.354
r_angle_other_deg0.985
r_mcbond_other0.328
r_symmetry_vdw_other0.303
r_nbd_refined0.219
r_nbd_other0.192
r_nbtor_refined0.18
r_symmetry_vdw_refined0.179
r_xyhbond_nbd_refined0.175
r_symmetry_hbond_refined0.132
r_chiral_restr0.105
r_nbtor_other0.088
r_bond_refined_d0.018
r_bond_other_d0.008
r_gen_planes_refined0.007
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms810
Nucleic Acid Atoms
Solvent Atoms72
Heterogen Atoms4

Software

Software
Software NamePurpose
REFMACrefinement
PHENIXrefinement
SHARPphasing
MolProbitymodel building
SCALAdata scaling
PDB_EXTRACTdata extraction
MAR345data collection
MOSFLMdata reduction