3PTB

THE GEOMETRY OF THE REACTIVE SITE AND OF THE PEPTIDE GROUPS IN TRYPSIN, TRYPSINOGEN AND ITS COMPLEXES WITH INHIBITORS


X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficientSolvent content
2.3347.16

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.89α = 90
b = 58.52β = 90
c = 67.63γ = 90
Symmetry
Space GroupP 21 21 21

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTION1.770.182
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1629
Nucleic Acid Atoms
Solvent Atoms62
Heterogen Atoms10