4A94
Structure of the carboxypeptidase inhibitor from Nerita versicolor in complex with human CPA4
X-RAY DIFFRACTION
Crystallization
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.3 | 46.54 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 69.22 | α = 90 |
b = 71.98 | β = 108.84 |
c = 79.84 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-2 | ESRF | ID23-2 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 1.7 | 48.33 | 99.8 | 0.06 | 16.4 | 3.5 | 79658 | 2 | 17.25 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.7 | 1.9 | 98.5 | 0.26 | 4.8 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 1.7 | 46.093 | 1.34 | 79607 | 3979 | 97.5 | 0.2068 | 0.2054 | 0.2346 |
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] | |
4.345 | -2.2878 | -0.5003 | -3.8448 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.037 |
f_angle_d | 1.033 |
f_chiral_restr | 0.075 |
f_bond_d | 0.007 |
f_plane_restr | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 5574 |
Nucleic Acid Atoms | |
Solvent Atoms | 303 |
Heterogen Atoms | 26 |
Software
Software | |
---|---|
Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
SCALA | data scaling |
MOLREP | phasing |