2I1S
Crystal Structure of Protein of Unknown Function MM3350 from Methanosarcina mazei Go1
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 291 | 0.1 M Sodium citrate 20% isopropanol 20% PEG 4000 , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
3.47 | 64.6 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 62.421 | α = 90 |
b = 90.577 | β = 90 |
c = 107.978 | 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 315 | 2006-06-30 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97936, 0.97953 | APS | 19-ID |
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 | 2.3 | 40 | 93.5 | 0.095 | 19.2 | 5.8 | 26240 | 26070 |
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 | 2.3 | 2.34 | 59.7 | 0.416 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | 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 | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MAD | THROUGHOUT | 2.3 | 40 | 26070 | 24692 | 1328 | 93.39 | 0.1946 | 0.19456 | 0.192 | 0.24284 | RANDOM | 41.639 |
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] | |
0.75 | 0.97 | -1.72 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.61 |
r_dihedral_angle_4_deg | 19.915 |
r_dihedral_angle_3_deg | 17.584 |
r_dihedral_angle_1_deg | 7.687 |
r_scangle_it | 2.936 |
r_scbond_it | 1.988 |
r_angle_refined_deg | 1.613 |
r_mcangle_it | 1.263 |
r_mcbond_it | 0.784 |
r_nbtor_refined | 0.309 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2964 |
Nucleic Acid Atoms | |
Solvent Atoms | 157 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
SBC-Collect | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
HKL-3000 | phasing |
SHELXE | model building |
SOLVE | phasing |
RESOLVE | phasing |
ARP/wARP | model building |