4LAS
Crystal structure of a therapeutic single chain antibody in complex with 4-hydroxymethamphetamine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8 | 287.15 | 1.6M ammonium sulfate, 240 mM imidazole malate, pH 8.0., VAPOR DIFFUSION, HANGING DROP, temperature 287.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.13 | 42.25 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 34.279 | α = 90 |
b = 65.297 | β = 98.36 |
c = 48.574 | 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 | CCD | MARMOSAIC 325 mm CCD | 2009-12-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.33 | 50 | 93.3 | 0.053 | 0.03 | 32.4 | 3 | 8577 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.33 | 33.94 | 8164 | 405 | 93.7 | 0.164 | 0.16 | 0.238 | RANDOM | 28.22 |
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] | |
2.09 | 0.36 | -1.16 | -0.95 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.393 |
r_dihedral_angle_4_deg | 20.213 |
r_dihedral_angle_3_deg | 15.748 |
r_dihedral_angle_1_deg | 7.155 |
r_angle_refined_deg | 1.594 |
r_angle_other_deg | 0.8 |
r_chiral_restr | 0.092 |
r_bond_refined_d | 0.014 |
r_gen_planes_refined | 0.006 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1777 |
Nucleic Acid Atoms | |
Solvent Atoms | 71 |
Heterogen Atoms | 12 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CNS | refinement |
HKL-2000 | data collection |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
CNS | phasing |