1BX8

HIRUSTASIN FROM HIRUDO MEDICINALIS AT 1.4 ANGSTROMS


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.45pH 5.45
Crystal Properties
Matthews coefficientSolvent content
240

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 37.713α = 90
b = 37.713β = 90
c = 67.812γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293IMAGE PLATEMARRESEARCH1995-06-03M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM1AESRFBM1A

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
11.47.198.60.06250.510468
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)
1.41.4573.40.3768.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONAB INITIOFREE R1.47.11046854598.70.1780.17680.2066RANDOM (SAME SET AS FOR THE 1.2 A DATA, WHEN AVAILABLE)
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
1323390.5
RMS Deviations
KeyRefinement Restraint Deviation
s_zero_chiral_vol0.159
s_non_zero_chiral_vol0.116
s_similar_adp_cmpnt0.116
s_anti_bump_dis_restr0.036
s_angle_d0.03
s_from_restr_planes0.028
s_bond_d0.012
s_rigid_bond_adp_cmpnt0.003
s_similar_dist
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms355
Nucleic Acid Atoms
Solvent Atoms37
Heterogen Atoms10

Software

Software
Software NamePurpose
MARXDSdata collection
MARSCALEdata reduction
SHELXmodel building
SHELXrefinement
MARXDSdata reduction
MARSCALEdata scaling
SHELXphasing