7Z00
Crystal structure of Vibrio alkaline phosphatase in 1.0 M KBr
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 3E2D |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 13.4 mg/mL protein in 24% PEG3350, 1.0 M KBr and 0.1 M Tris pH 7.0. Grown from seed crystals grown in 24% PEG3350, 0.4 M KBr, pH 7.0. |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.19 | 43.9 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 99.25 | α = 90 |
b = 118.12 | β = 90 |
c = 84.4 | γ = 90 |
Symmetry | |
---|---|
Space Group | C 2 2 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER2 X 16M | 2020-10-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PETRA III, EMBL c/o DESY BEAMLINE P14 (MX2) | 0.918 | PETRA III, EMBL c/o DESY | P14 (MX2) |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | 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 | 2.6 | 48.39 | 99.8 | 0.156 | 0.998 | 7.96 | 7.12 | 209590 | 71.52 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.6 | 2.67 | 100 | 2.994 | 0.371 | 7.21 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | FREE R-VALUE | 3E2D | 2.6 | 48.39 | 1.34 | 29404 | 2919 | 99.69 | 0.2467 | 0.242 | 0.2913 | 80.23 |
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 |
f_dihedral_angle_d | 17.8354 |
f_angle_d | 0.9878 |
f_chiral_restr | 0.0393 |
f_bond_d | 0.0069 |
f_plane_restr | 0.0045 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 3899 |
Nucleic Acid Atoms | |
Solvent Atoms | 3 |
Heterogen Atoms | 10 |
Software
Software | |
---|---|
Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |