3FWI

Ferric camphor bound Cytochrome P450cam containing a selenocysteine as the 5th heme ligand, tetragonal crystal form


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1YRCpdb entry 1yrc

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.427724 % PEG 4000, 250 mM KCl, 50 mM Tris HCl, cryoprotection by addition of 20 % glycerol, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.6954.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.58α = 90
b = 63.58β = 90
c = 243.14γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2006-09-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.98158SLSX10SA

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
12.444.9597.90.10619089-334.8
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)
12.42.599.40.3924.072294

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 DIFFRACTIONRigid Body in Refmac starting from pdb entry 1yrcTHROUGHOUTpdb entry 1yrc2.444.951908919089100197.90.1790.1790.176010.23817RANDOM25.957
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]
-0.81-0.811.62
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.381
r_dihedral_angle_3_deg15.344
r_dihedral_angle_4_deg14.718
r_dihedral_angle_1_deg6.699
r_scangle_it4.093
r_scbond_it2.658
r_angle_refined_deg1.855
r_mcangle_it1.483
r_mcbond_it0.779
r_nbtor_refined0.305
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.381
r_dihedral_angle_3_deg15.344
r_dihedral_angle_4_deg14.718
r_dihedral_angle_1_deg6.699
r_scangle_it4.093
r_scbond_it2.658
r_angle_refined_deg1.855
r_mcangle_it1.483
r_mcbond_it0.779
r_nbtor_refined0.305
r_nbd_refined0.229
r_symmetry_hbond_refined0.188
r_symmetry_vdw_refined0.175
r_xyhbond_nbd_refined0.169
r_chiral_restr0.121
r_metal_ion_refined0.118
r_bond_refined_d0.02
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3205
Nucleic Acid Atoms
Solvent Atoms290
Heterogen Atoms55

Software

Software
Software NamePurpose
MAR345data collection
REFMACrefinement
XDSdata reduction
XSCALEdata scaling