6FD1

7-FE FERREDOXIN FROM AZOTOBACTER VINELANDII LOW TEMPERATURE, 1.35 A


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.8PROTEIN CRYSTALLIZED FROM 4.8M AMMONIUM SULFATE, 0.45M TRIS-HCL, PH 7.8
Crystal Properties
Matthews coefficientSolvent content
2.8957.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.84α = 90
b = 54.84β = 90
c = 92.64γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1997-04-26M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL7-1SSRLBL7-1

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
11.3510096.50.05721.33.357315
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)
1.351.38720.7471.72.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTR-FREEPDB ENTRY 5FD11.3510030880154496.50.150.1530.213EVERY 20TH REFLECTION
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
17761011.5
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.3
s_from_restr_planes0.2
s_zero_chiral_vol0.2
s_non_zero_chiral_vol0.2
s_approx_iso_adps0.2
s_angle_d0.04
s_bond_d0.02
s_similar_dist0.02
s_anti_bump_dis_restr0.02
s_rigid_bond_adp_cmpnt0.02
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms846
Nucleic Acid Atoms
Solvent Atoms162
Heterogen Atoms15

Software

Software
Software NamePurpose
TRIVIALmodel building
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling
TRIVIALphasing