1AHW
A COMPLEX OF EXTRACELLULAR DOMAIN OF TISSUE FACTOR WITH AN INHIBITORY FAB (5G9)
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 7 | TF-5G9 CRYSTAL WERE GROWN IN 1.7-2.0M AMMONIUM SULFATE, 0.1M SODIUM CITRATE, PH 5.0-5.5, 0.2% 2-METHYL-2,4-PENTANE-DIOL (MPD), AND 2% PEG 600 AT AN EQUIMOLAR 5G9:TF RATIO. THE CRYSTALS GREW EXTREMELY SLOWLY, TAKING 6-9 MONTHS TO REACH A MAXIMAL SIZE OF 0.4 X 0.4 X 0.8 MM3., pH 7.0 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.7 | 64 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 142.304 | α = 90 |
| b = 73.312 | β = 90.89 |
| c = 115.826 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 297 | AREA DETECTOR | SIEMENS | COLLIMATOR | 1994-05-26 | M | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | ELLIOTT GX-18 | |||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 3 | 47 | 91 | 0.135 | 7.2 | 2.8 | 42650 | 42.4 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 3 | 3.19 | 87 | 0.43 | 0.9 | 1.7 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation 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 | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | TISSUE FACTOR (PDB ENTRY 1TFH) AND FAB 5G9 (PDB ENTRY 1FGN) | 3 | 7 | 1 | 34656 | 889 | 78.1 | 0.217 | 0.217 | 0.285 | RANDOM | 38.2 | |||||
| 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] | |
| -0.18 | 5.05 | 1.68 | -1.5 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| x_dihedral_angle_d | 27.9 |
| x_scangle_it | 10.32 |
| x_mcangle_it | 6.91 |
| x_scbond_it | 6.83 |
| x_mcbond_it | 4.28 |
| x_angle_deg | 2.2 |
| x_improper_angle_d | 1.84 |
| x_bond_d | 0.017 |
| x_bond_d_na | |
| x_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 9834 |
| Nucleic Acid Atoms | |
| Solvent Atoms | |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XENGEN | data collection |
| XENGEN | data reduction |
| TFFC | model building |
| X-PLOR | model building |
| X-PLOR | refinement |
| XENGEN | data scaling |
| TFFC | phasing |
| X-PLOR | phasing |
