3MM7

Dissimilatory sulfite reductase carbon monoxide complex


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3C7B 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.529120% PEG 4000, 100 mM Na-citrate, 0.2 M NaCl, 5% (v/v) 2-propanol, 10 mM KCN, 1 bar CO, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K
Crystal Properties
Matthews coefficientSolvent content
2.5651.95

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 94.84α = 90
b = 69.28β = 107.68
c = 146.33γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2007-12-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SA1.0001SLSX06SA

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
11.95098.40.1640.13393.2
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)
11.952.0599.70.5650.6582.763.2859934

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3C7B1.949.14133609133609702198.570.217370.217370.215040.26118RANDOM17.565
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]
-0.982.35-2.284.68
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.801
r_dihedral_angle_4_deg20.084
r_dihedral_angle_3_deg17.172
r_dihedral_angle_1_deg7.411
r_angle_refined_deg2.253
r_chiral_restr0.174
r_bond_refined_d0.023
r_gen_planes_refined0.013
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms12462
Nucleic Acid Atoms
Solvent Atoms512
Heterogen Atoms318

Software

Software
Software NamePurpose
MAR345data collection
REFMACrefinement
XDSdata reduction
XDSdata scaling
REFMACphasing