2RCM

Crystal Structure of Arabidopsis thaliana Allene Oxide Synthase variant (F137L) (At-AOS(F137L), cytochrome P450 74A) at 1.73 A Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2PHQpdb entry 2PHQ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5293PEG4000, Glycerol, Tris-HCl, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.4349.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.454α = 90
b = 105.275β = 90
c = 162.485γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 325 mm CCD2007-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-21.0332SSRLBL9-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.7310099.3114180114180
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.731.7697.1

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTpdb entry 2PHQ1.7388.39108383108383571499.150.173630.173630.172350.19778RANDOM25.356
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]
0.16-0.310.15
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.306
r_dihedral_angle_4_deg17.22
r_dihedral_angle_3_deg12.746
r_dihedral_angle_1_deg5.796
r_scangle_it3.622
r_scbond_it2.305
r_mcangle_it1.363
r_angle_refined_deg1.353
r_mcbond_it0.875
r_nbtor_refined0.308
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.306
r_dihedral_angle_4_deg17.22
r_dihedral_angle_3_deg12.746
r_dihedral_angle_1_deg5.796
r_scangle_it3.622
r_scbond_it2.305
r_mcangle_it1.363
r_angle_refined_deg1.353
r_mcbond_it0.875
r_nbtor_refined0.308
r_nbd_refined0.207
r_symmetry_vdw_refined0.15
r_xyhbond_nbd_refined0.142
r_symmetry_hbond_refined0.127
r_chiral_restr0.091
r_bond_refined_d0.012
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7412
Nucleic Acid Atoms
Solvent Atoms768
Heterogen Atoms92

Software

Software
Software NamePurpose
REFMACrefinement
Blu-Icedata collection
HKL-2000data reduction
HKL-2000data scaling
REFMACphasing