1BXQ

ACID PROTEINASE (PENICILLOPEPSIN) COMPLEX WITH PHOSPHONATE INHIBITOR.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1PPL 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
14.60.1 M CH3COONA 35% SATD. AMMONIUM SULPHATE PH 4.6
Crystal Properties
Matthews coefficientSolvent content
1.5118.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 95.829α = 90
b = 46.431β = 115.39
c = 65.186γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100AREA DETECTORSIEMENS1998-02-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODE

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
11.44894.80.07456.0352.3345997
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)
11.451.4966.30.093813.261.31

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONOTHERFREE R1PPL1.411040991461481.30.14290.14310.1821RANDOM
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
102279.32861.7
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.064
s_zero_chiral_vol0.059
s_similar_adp_cmpnt0.049
s_anti_bump_dis_restr0.031
s_angle_d0.029
s_from_restr_planes0.029
s_bond_d0.01
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2366
Nucleic Acid Atoms
Solvent Atoms405
Heterogen Atoms97

Software

Software
Software NamePurpose
X-GENdata scaling
X-GENdata reduction
SHELXL-97refinement