5YAN
Deconstructing the Salt-Bridge Network of a Computationally Designed Collagen Heterotrimer
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 277 | 60% v/v (+/-)-2-methyl-2,4-pentanediol, 40m M sodium cacodylat-etrihydrate at pH 7.0, 80 mM Potassium chloride and 12 mM Sperminetetrahydrochloride. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 50.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 27.597 | α = 90 |
b = 51.391 | β = 90 |
c = 128.522 | γ = 90 |
Symmetry | |
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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 315r | 2016-08-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRF BEAMLINE BL17U1 | 0.9798 | SSRF | BL17U1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.77 | 47.72 | 98.1 | 20.1 | 5.7 | 18597 | 33.21 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.77 | 47.72 | 18280 | 900 | 98.1 | 0.24 | 0.238 | 0.288 | RANDOM | 43.2 |
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] | |
-5.3448 | -4.8822 | 10.227 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
t_other_torsion | 16.28 |
t_omega_torsion | 3.55 |
t_angle_deg | 1.11 |
t_bond_d | 0.01 |
t_dihedral_angle_d | |
t_incorr_chiral_ct | |
t_pseud_angle | |
t_trig_c_planes | |
t_gen_planes | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 988 |
Nucleic Acid Atoms | |
Solvent Atoms | 215 |
Heterogen Atoms | 240 |
Software
Software | |
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Software Name | Purpose |
BUSTER | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHENIX | phasing |