3E2N

Engineering ascorbate peroxidase activity into cytochrome c peroxidase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1ZBYPDB ENTRY 1ZBY

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1629822% 2-methyl-2,4-pentanediol (MPD), 0.05M Tris-phosphate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.7354.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 106.783α = 90
b = 74.494β = 90
c = 50.948γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315MIRRORS2005-05-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-1SSRLBL9-1

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
11.255096.30.05114.492280-3
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)
1.251.2793.10.550.552.53.6

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 REPLACEMENTFREE RPDB ENTRY 1ZBY1.310920999209991.90.18120.18120.1812RANDOM
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
62867.5
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.071
s_zero_chiral_vol0.066
s_similar_adp_cmpnt0.047
s_angle_d0.028
s_from_restr_planes0.0257
s_anti_bump_dis_restr0.025
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.004
s_similar_dist
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2278
Nucleic Acid Atoms
Solvent Atoms589
Heterogen Atoms43

Software

Software
Software NamePurpose
SHELXL-97refinement
CNSrefinement
DENZOdata reduction
HKL-2000data scaling
SHELXDphasing
ADSCdata collection