1FIW

THREE-DIMENSIONAL STRUCTURE OF BETA-ACROSIN FROM RAM SPERMATOZOA


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.6291sodium acetate, sodium formate, p-aminobenzamidine, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 18K
Crystal Properties
Matthews coefficientSolvent content
2.856.15

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 105.288α = 90
b = 105.288β = 90
c = 120.835γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1999-10-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX7.2SRSPX7.2

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
12.13093.70.06815.34.82381020601-340.2
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)
12.12.292.90.2983.92710

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONTHROUGHOUT2.1302381020601112091.70.19960.19740.242RANDOM37.83
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]
-2-1-23
RMS Deviations
KeyRefinement Restraint Deviation
p_scangle_it5.388
p_scbond_it3.424
p_angle_d2.242
p_mcangle_it2.19
p_mcbond_it1.276
p_chiral_restr0.154
p_bond_d0.022
p_plane_restr0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2138
Nucleic Acid Atoms
Solvent Atoms191
Heterogen Atoms80

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
REFMACrefinement