1BR8

IMPLICATIONS FOR FUNCTION AND THERAPY OF A 2.9A STRUCTURE OF BINARY-COMPLEXED ANTITHROMBIN


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2ANTPDB ENTRY 2ANT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.930.6% W/V PEG4000, 35% V/V GLYCEROL, 30 MM CACODYLATE, PH 6.9
Crystal Properties
Matthews coefficientSolvent content
2.645

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.12α = 90
b = 101.69β = 104.36
c = 87.02γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1997-08-15MSINGLE 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
12.92095.40.04613.62.52360335.934
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)
2.943.1287.80.135.62.3

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2ANT2.96204192041987.80.23
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]
RMS Deviations
KeyRefinement Restraint Deviation
t_dihedral_angle_d15.48
t_it3.376
t_angle_deg1.02
t_trig_c_planes0.012
t_gen_planes0.011
t_bond_d0.008
t_incorr_chiral_ct
t_pseud_angle
t_nbd
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6503
Nucleic Acid Atoms
Solvent Atoms23
Heterogen Atoms

Software

Software
Software NamePurpose
MOSFLMdata reduction
CCP4data reduction
AMoREphasing
TNTrefinement
CCP4data scaling