1JOH
THE STRUCTURE OF ANTIAMOEBIN I, A MEMBRANE-ACTIVE PEPTIDE
X-RAY DIFFRACTION
Crystallization
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 1.71 | 28 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 26.53 | α = 88.9 |
| b = 28.82 | β = 96.64 |
| c = 9.06 | γ = 123.85 |
| Symmetry | |
|---|---|
| Space Group | P 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 293 | DIFFRACTOMETER | HILGER-WATTS | 1986-04-26 | M | |||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SEALED TUBE | ||||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 1.2 | 25 | 93.7 | 0.012 | 10.5 | 1 | 6715 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution 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 | R-Free | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | RESIDUES 6 - 16 OF LEU1-ZERVAMICIN WITH ALL NON -EQUIVALENT SIDE-CHAINS TRIMMED TO ALA. | 1.4 | 25 | 4359 | 4359 | 95.4 | 0.156 | 0.156 | ||||||||||
| 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] | |
| Coordinate Error | ||
|---|---|---|
| Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
| 268 | ||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| s_angle_d | 3.152 |
| s_approx_iso_adps | 0.065 |
| s_bond_d | 0.036 |
| s_similar_adp_cmpnt | 0.022 |
| s_anti_bump_dis_restr | 0.016 |
| s_rigid_bond_adp_cmpnt | 0.005 |
| s_similar_dist | |
| s_from_restr_planes | |
| s_zero_chiral_vol | |
| s_non_zero_chiral_vol | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 238 |
| Nucleic Acid Atoms | |
| Solvent Atoms | |
| Heterogen Atoms | 30 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SHELXL-93 | model building |
| SHELXL-93 | refinement |
| SHELXL-93 | phasing |
