1J8Q

Low Temperature (100K) Crystal Structure of Flavodoxin D. vulgaris Wild-type at 1.35 Angstrom Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3FX2PDB ENTRY 3FX2

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7295Ammonium Sulphate, Tris HCl Buffer, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
256.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.52α = 90
b = 50.52β = 90
c = 138.59γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCHmirrors1999-08-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONELETTRA BEAMLINE 5.2R1.00ELETTRA5.2R

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
11.3528.51950.0529.615.440361383422224.697
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)
1.351.4294.40.2564.5

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 DIFFRACTIONAB INITIO PHASINGFREE RPDB ENTRY 3FX21.3528.513357893348739787.80.1620.1590.1590.181RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
10281317
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.08
s_zero_chiral_vol0.06
s_non_zero_chiral_vol0.06
s_angle_d0.03
s_anti_bump_dis_restr0.03
s_similar_adp_cmpnt0.03
s_from_restr_planes0.027
s_bond_d0.01
s_similar_dist
s_rigid_bond_adp_cmpnt
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1102
Nucleic Acid Atoms
Solvent Atoms185
Heterogen Atoms31

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
SHELXL-97model building
SHELXL-97refinement
CCP4data scaling
SHELXL-97phasing