STRUCTURE OF MELANOMA INHIBITORY ACTIVITY PROTEIN: A MEMBER OF A NEW FAMILY OF SECRETED PROTEINS
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.2 | 295 | PEG 8000, Tris, sodium chloride, pH 8.2, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.06 | 40.23 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 47.534 | α = 90 |
| b = 48.396 | β = 90 |
| c = 87.774 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 4 | 2000-02-26 | M | MAD | ||||||
| 2 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 4 | 2000-02-26 | M | SINGLE WAVELENGTH | ||||||
| 3 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 4 | 2000-01-25 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 0.9791, 0.9794, 1.0332 | ALS | 5.0.2 |
| 2 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 1.0000 | SSRL | BL9-2 |
| 3 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 1.0000 | ALS | 5.0.2 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |||||||
| 1,2,3 | 1.39 | 43.85 | 97.76 | 0.062 | 0.062 | 16.8 | 6.6 | 47146 | 47146 | -3 | -3 | 18.141 | |||||||
| 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) | ||||||||||
| 1.39 | 1.47 | 91.5 | 0.24 | 0.24 | 3 | 2.9 | 15627 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | 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 | MAD | THROUGHOUT | 1.39 | 43.85 | -3 | -3 | 47146 | 47146 | 2019 | 100 | 0.2087 | 0.2087 | 0.208 | 0.2 | 0.231 | 0.22 | RANDOM | ||
| 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 | |
|---|---|
| Key | Refinement Restraint Deviation |
| p_angle_d | 0.031 |
| p_bond_d | 0.014 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1654 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 212 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MOSFLM | data reduction |
| TRUNCATE | data reduction |
| MLPHARE | phasing |
| REFMAC | refinement |
| CCP4 | data scaling |














