2A14
Crystal Structure of Human Indolethylamine N-methyltransferase with SAH
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1N7J |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 5.6 | 300 | 2.0 M ammonium sulfate, 0.2 M K/Na tartrate, pH 5.6, VAPOR DIFFUSION, temperature 300K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.9 | 57.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 86.407 | α = 90 |
b = 117.461 | β = 90 |
c = 66.116 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 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 | IMAGE PLATE | RIGAKU RAXIS IV | VeriMAx | 2005-06-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E |
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 | 1.7 | 36.2 | 87.2 | 0.049 | 0.049 | 22.8 | 6.5 | 32589 | 32589 | 17.22 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1.7 | 1.73 | 39.8 | 0.119 | 0.119 | 12.6 | 5.2 | 730 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1N7J | 1.7 | 36.2 | 32589 | 31928 | 661 | 87.14 | 0.16412 | 0.16412 | 0.16344 | 0.16 | 0.19726 | 0.19 | RANDOM | 14.595 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
0.72 | -0.63 | -0.09 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.391 |
r_dihedral_angle_4_deg | 16.858 |
r_dihedral_angle_3_deg | 10.939 |
r_dihedral_angle_1_deg | 6.024 |
r_scangle_it | 2.976 |
r_scbond_it | 1.834 |
r_angle_refined_deg | 1.221 |
r_mcangle_it | 1.109 |
r_mcbond_it | 0.668 |
r_nbtor_refined | 0.3 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1980 |
Nucleic Acid Atoms | |
Solvent Atoms | 310 |
Heterogen Atoms | 31 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CrystalClear | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |
O | model building |