1Z53

The 1.13 Angstrom Structure of Iron-free Cytochrome c Peroxidase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherAtomic resolution structure of Wild Type CcP

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP627730% 2-methyl-2,4-pentanediol (MPD), 50 mM Tris-phosphate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.6753.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 106.852α = 90
b = 75.736β = 90
c = 51.041γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray116IMAGE PLATEMARRESEARCHmirrors2003-02-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-10.78SSRLBL9-1

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
11.1310098.50.061278.62518959918959922
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)
1.131.1697.90.482.55

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 DIFFRACTIONAB INITIO PHASINGFREE RAtomic resolution structure of Wild Type CcP1.1310153609148486512395.90.1340.14710.14710.1773RANDOM
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
162223.12935.4
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.098
s_zero_chiral_vol0.089
s_anti_bump_dis_restr0.069
s_similar_adp_cmpnt0.051
s_angle_d0.03
s_from_restr_planes0.0283
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2449
Nucleic Acid Atoms
Solvent Atoms530
Heterogen Atoms42

Software

Software
Software NamePurpose
SHELXmodel building
SHELXL-97refinement
HKL-2000data reduction
SCALEPACKdata scaling
SHELXphasing