Crystal structure of Archaeoglobus fulgidus AfAgo-N protein representing N-L1-L2 domains
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 8OLD | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 280 | Protein concentration 4.1 mg/ml. Reservoir: TrisHCl pH 8.0 0.05 M; iPrOH 27%; ammonium acetate 0.11 M; Bicine pH 9.0 0.05 M. Cryo-protection: short wash in 0.16 M Ammonium acetate; 0.08 M TrisHCl pH 8.5; 24% iPrOH; Glycerol 20% | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.47 | 50.12 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 75.264 | α = 90 |
| b = 75.264 | β = 90 |
| c = 94.722 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 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 | 100 | PIXEL | DECTRIS PILATUS3 X 6M | 2018-11-23 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) | 0.97970 | PETRA III, EMBL c/o DESY | P13 (MX1) |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.4 | 94.72 | 100 | 0.047 | 0.049 | 0.016 | 0.999 | 23.8 | 9.7 | 61624 | 19.676 | ||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 1.4 | 1.42 | 100 | 0.908 | 0.967 | 0.331 | 0.81 | 2.3 | 8.4 | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | 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 | 1.4 | 53.7 | 55371 | 6208 | 99.99 | 0.1479 | 0.14458 | 0.14 | 0.17772 | 0.18 | RANDOM | 25.532 | |||||
| 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] | |
| -0.04 | -0.02 | -0.04 | 0.14 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.358 |
| r_dihedral_angle_4_deg | 12.05 |
| r_dihedral_angle_3_deg | 11.859 |
| r_dihedral_angle_1_deg | 6.352 |
| r_long_range_B_refined | 6.031 |
| r_rigid_bond_restr | 5.102 |
| r_scbond_it | 4.848 |
| r_mcangle_it | 2.997 |
| r_mcbond_it | 2.313 |
| r_angle_refined_deg | 1.61 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1926 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 265 |
| Heterogen Atoms | 81 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| Aimless | data scaling |
| MOLREP | phasing |














