4AN7

Kunitz type trypsin inhibitor complex with porcine trypsin


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
10.2 M AMMONIUM PHOSPHATE, 20% PEG3350
Crystal Properties
Matthews coefficientSolvent content
2.0841.01

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.084α = 90
b = 67.12β = 90
c = 91.612γ = 90
Symmetry
Space GroupP 21 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH2010-10-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER AXS MICROSTAR-H

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
12.2250930.0811.83.3178212
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)
12.222.2640.30.422

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1AVW2.2345.221688391193.770.201890.199560.24583RANDOM44.748
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]
-2.161.880.28
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.226
r_dihedral_angle_4_deg18.945
r_dihedral_angle_3_deg14.88
r_dihedral_angle_1_deg6.918
r_angle_refined_deg1.361
r_angle_other_deg0.741
r_chiral_restr0.077
r_bond_refined_d0.009
r_gen_planes_refined0.005
r_bond_other_d0.002
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.226
r_dihedral_angle_4_deg18.945
r_dihedral_angle_3_deg14.88
r_dihedral_angle_1_deg6.918
r_angle_refined_deg1.361
r_angle_other_deg0.741
r_chiral_restr0.077
r_bond_refined_d0.009
r_gen_planes_refined0.005
r_bond_other_d0.002
r_gen_planes_other0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2864
Nucleic Acid Atoms
Solvent Atoms155
Heterogen Atoms1

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
DENZOdata scaling
MOLREPphasing