4LZT

ATOMIC RESOLUTION REFINEMENT OF TRICLINIC HEW LYSOZYME AT 295K


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2LZTPDB ENTRY 2LZT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1batch method4.5BATCH METHOD USED. 1% PROTEIN SOLUTION IN 100MM SODIUM ACETATE PH 4.5-4.6. SODIUM NITRATE ADDED TO A CONCENTRATION OF 20MGS/ML. CRYSTALS GROWN AT ROOM TEMPERATURE., batch method
Crystal Properties
Matthews coefficientSolvent content
1.8231.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 27.24α = 88.52
b = 31.87β = 108.53
c = 34.23γ = 111.89
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray295IMAGE PLATEMARRESEARCHBENT MIRROR1996-12-09M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7BEMBL/DESY, HAMBURGBW7B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
10.952196.50.060.0614.4261265-3
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)
0.950.9794.90.2730.2734.72

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 DIFFRACTIONSTRUCTURE KNOWNFREE RPDB ENTRY 2LZT0.952161258187096.50.10820.11440.147RANDOM
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
15920.891123.7
RMS Deviations
KeyRefinement Restraint Deviation
s_from_restr_planes0.39
s_non_zero_chiral_vol0.152
s_zero_chiral_vol0.128
s_approx_iso_adps0.095
s_similar_adp_cmpnt0.071
s_anti_bump_dis_restr0.044
s_angle_d0.033
s_bond_d0.016
s_similar_dist0.014
s_rigid_bond_adp_cmpnt0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1020
Nucleic Acid Atoms
Solvent Atoms139
Heterogen Atoms24

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
SHELXL-96model building
SHELXL-96refinement
SHELXL-96phasing