2TGD | pdb_00002tgd

LACK OF THE TRANSITION STATE STABILIZATION SITE IS A FACTOR IN THE INACTIVITY OF TRYPSINOGEN, A SERINE PROTEASE ZYMOGEN. STRUCTURE OF DFP INHIBITED BOVINE TRYPSINOGEN AT 2.1 ANGSTROMS RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2	38.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.15	α = 90
b = 55.15	β = 90
c = 109.3	γ = 120

Symmetry
Space Group	P 31 2 1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.1				0.182

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]

RMS Deviations
Key	Refinement Restraint Deviation
o_dihedral_angle_d	5.49
o_angle_deg	3.05
o_bond_d	0.025
o_bond_d_na
o_bond_d_prot
o_angle_d
o_angle_d_na
o_angle_d_prot
o_angle_deg_na
o_angle_deg_prot
o_dihedral_angle_d_na
o_dihedral_angle_d_prot
o_improper_angle_d
o_improper_angle_d_na
o_improper_angle_d_prot
o_mcbond_it
o_mcangle_it
o_scbond_it
o_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1616
Nucleic Acid Atoms
Solvent Atoms	73
Heterogen Atoms	11