1U72
Understanding the Role of Leu22 Variants in Methotrexate Resistance: Comparison of Wild-type and Leu22Arg Variant Mouse and Human Dihydrfolate Reductase Ternary Crystal Complexes with Methotrexate and NADPH
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU300 |
Temperature [K] | 298 |
Detector technology | IMAGE PLATE |
Collection date | 1998-02-06 |
Detector | RIGAKU RAXIS IV |
Wavelength(s) | 1.5414 |
Spacegroup name | H 3 |
Unit cell lengths | 87.379, 87.379, 76.721 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 50.000 - 1.900 |
Rwork | 0.159 |
R-free | 0.21300 |
Structure solution method | MOLECULAR REPLACEMENT |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PROTEIN |
Refinement software | PROLSQ |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.000 |
High resolution limit [Å] | 1.900 | 1.900 |
Rmerge | 0.049 | |
Number of reflections | 6408 | |
Completeness [%] | 90.3 | 55.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 298 | 63% AS, 0.1 M phoshate pH 8.0 , VAPOR DIFFUSION, HANGING DROP, temperature 298K |