5PEP

X-RAY ANALYSES OF ASPARTIC PROTEASES. II. THREE-DIMENSIONAL STRUCTURE OF THE HEXAGONAL CRYSTAL FORM OF PORCINE PEPSIN AT 2.3 ANGSTROMS RESOLUTION


X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthew coefficientSolvent content
2.7655.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.4α = 90
b = 67.4β = 90
c = 290.1γ = 120
Symmetry
Space GroupP 65 2 2

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTION2.34100.196
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
p_angle_d0.03
p_bond_d0.022
p_angle_deg
p_planar_d
p_hb_or_metal_coord
p_mcbond_it
p_mcangle_it
p_scbond_it
p_scangle_it
p_plane_restr
RMS Deviations
KeyRefinement Restraint Deviation
p_angle_d0.03
p_bond_d0.022
p_angle_deg
p_planar_d
p_hb_or_metal_coord
p_mcbond_it
p_mcangle_it
p_scbond_it
p_scangle_it
p_plane_restr
p_special_tor
p_singtor_nbd
p_multtor_nbd
p_xhyhbond_nbd
p_xyhbond_nbd
p_planar_tor
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_chiral_restr
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2426
Nucleic Acid Atoms
Solvent Atoms371
Heterogen Atoms

Software

Software
Software NamePurpose
RESTRAINrefinement