1IAU
HUMAN GRANZYME B IN COMPLEX WITH AC-IEPD-CHO
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1CGH | CATHEPSIN G (PDB ENTRY 1CGH) |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 0.5 UL DROPS OF PROTEIN-INHIBITOR SOLUTION (12.2 MG/ML IN 20 MM TRIS-HCL PH 8.0, 200 MM NACL) WERE MIXED WITH AN EQUAL VOLUME OF PRECIPITANT SOLUTION (25% PEG MONOMETHYLETHER-550 (V/V), 0.10 M MES PH 6.5, 10 MM ZNSO(4), 12 MM ZNCL(2)) AND INCUBATED AT ROOM TEMPERATURE OVER A RESERVOIR OF 24% W/V PEG-3350, 12.8% V/V PEG MME-550, 50 MM MES PH 6.5, 5 MM ZNSO(4), AND 6 MM ZNCL(2). |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.71 | 54.32 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.873 | α = 90 |
b = 75.081 | β = 90 |
c = 80.261 | 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 | MARRESEARCH | NON-FOCUSING | 2000-03-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 17-ID | APS | 17-ID |
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 | 19.9 | 96.6 | 0.032 | 17.3 | 8.2 | 19956 | 41.6 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.07 | 88.8 | 0.32 | 3.67 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE-R | CATHEPSIN G (PDB ENTRY 1CGH) | 2 | 19.9 | 19942 | 2027 | 96.6 | 0.2391 | 0.296 | RANDOM | 42.9 |
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 | |
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Key | Refinement Restraint Deviation |
o_angle_deg | 0.025 |
o_bond_d | 0.007 |
o_bond_d_na | |
o_bond_d_prot | |
o_angle_d | |
o_angle_d_na | |
o_angle_d_prot | |
o_angle_deg_na | |
o_angle_deg_prot | |
o_dihedral_angle_d |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1815 |
Nucleic Acid Atoms | |
Solvent Atoms | 58 |
Heterogen Atoms | 93 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
SCALEPACK | data scaling |
CNX | refinement |
HKL-2000 | data reduction |
CNX | phasing |