2JCR
The hyaluronan binding domain of murine CD44 in a Type B complex with an HA 8-mer
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2JCQ | PDB ENTRY 2JCQ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8 | CO-CRYSTALS OF THE CD44/HA8 COMPLEX WERE PREPARED AFTER ADDITION OF HA8 (2MM FINAL CONCENTRATION) TO THE 0.5 MM PROTEIN SOLUTION FOLLOWED BY MIXING 1:1 WITH WELL SOLUTIONS CONTAINING 25% (W/V) PEG 3350 AND 100MM NACL IN 100MM HEPES BUFFERED AT PH 8.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.12 | 42 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 30.8 | ¦Á = 90 |
b = 82.1 | ¦Â = 118 |
c = 32.4 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | BRUKER | MIRRORS | 2005-07-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER AXS MICROSTAR |
Data Collection
Overall | |||||||||||||||||||
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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 | 28.6 | 92.3 | 0.11 | 10.4 | 2.5 | 9641 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.05 | 67.5 | 0.24 | 3.6 | 1.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | PDB ENTRY 2JCQ | 2 | 28.61 | 8114 | 407 | 88.5 | 0.179 | 0.175 | 0.254 | RANDOM | 9.88 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.97 | -0.88 | 0.78 | -0.64 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.989 |
r_dihedral_angle_4_deg | 16.704 |
r_dihedral_angle_3_deg | 14.059 |
r_dihedral_angle_1_deg | 6.667 |
r_sphericity_free | 3.04 |
r_scangle_it | 2.161 |
r_scbond_it | 1.382 |
r_angle_refined_deg | 1.28 |
r_sphericity_bonded | 0.923 |
r_angle_other_deg | 0.855 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1172 |
Nucleic Acid Atoms | |
Solvent Atoms | 134 |
Heterogen Atoms | 99 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PROTEUM | data reduction |
SAINT | data reduction |
SADABS | data scaling |
XSCALE | data scaling |
MOLREP | phasing |