3ZP9
Human Carbonic Anhydrase II as a Scaffold for an Artificial Transfer Hydrogenase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3PYK | PDB ENTRY 3PYK |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.9 | 293 | 2.1 M AMSO4, 50 MM TRIS-SO4, 0.2 MM 4-CHLOROMERCURIBENZOIC ACID, 4 MG/ML PROTEIN, PH 7.9, 293 K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 42.7 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.5 | α = 90 |
b = 41.62 | β = 103.8 |
c = 72.48 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 2M | 2012-12-13 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | SLS | X06DA |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.31 | 40.01 | 82.9 | 0.08 | 9.3 | 3.2 | 49267 | 1.25 | 13.08 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.31 | 1.38 | 43.2 | 1.26 | 1.26 | 2.9 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution 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 | PDB ENTRY 3PYK | 1.31 | 40.011 | 1.99 | 49213 | 2019 | 82.89 | 0.1693 | 0.1683 | 0.1932 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.2071 | 0.9784 | 2.1497 | -1.9426 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.357 |
f_angle_d | 1.79 |
f_chiral_restr | 0.117 |
f_bond_d | 0.018 |
f_plane_restr | 0.01 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2059 |
Nucleic Acid Atoms | |
Solvent Atoms | 167 |
Heterogen Atoms | 62 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
XSCALA | data scaling |
PHASER | phasing |