2BFP
Leishmania major pteridine reductase 1 in complex with NADP and tetrahydrobiopterin
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1E92 | PDB ENTRY 1E92 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 5.5 | 293 | 15 MG/ML PROTEIN, 0.1M NAAC/HAC BUFFER PH 5.5, 13% MPEG 5000, 0.07M CAAC2, 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 94.103 | α = 90 |
b = 103.566 | β = 90 |
c = 137.434 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | ADSC CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
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 | 2.55 | 25 | 98.2 | 0.08 | 17.2 | 4.8 | 43624 | 51.1 |
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 | 2.55 | 2.65 | 98 | 0.26 | 5.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | PDB ENTRY 1E92 | 2.55 | 24.5 | 41259 | 2185 | 100 | 0.2 | 0.198 | 0.238 | RANDOM | 46.61 |
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] | |
0.25 | -0.07 | -0.18 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_scangle_it | 4.341 |
r_scbond_it | 2.685 |
r_dihedral_angle_1_deg | 2.595 |
r_mcangle_it | 1.823 |
r_angle_refined_deg | 1.531 |
r_mcbond_it | 0.876 |
r_symmetry_hbond_refined | 0.299 |
r_nbd_refined | 0.218 |
r_symmetry_vdw_refined | 0.18 |
r_xyhbond_nbd_refined | 0.115 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7791 |
Nucleic Acid Atoms | |
Solvent Atoms | 152 |
Heterogen Atoms | 284 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |