2BG1
Active site restructuring regulates ligand recognition in classA Penicillin-binding proteins (PBPs)
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE BM30A |
Synchrotron site | ESRF |
Beamline | BM30A |
Temperature [K] | 100 |
Collection date | 2003-06-18 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 98.331, 149.447, 97.976 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 25.000 - 1.900 |
R-factor | 0.2019 |
Rwork | 0.202 |
R-free | 0.22650 |
Structure solution method | MAD |
RMSD bond length | 0.005 |
RMSD bond angle | 1.178 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 24.700 | 1.940 |
High resolution limit [Å] | 1.900 | 1.900 |
Rmerge | 0.090 | 0.040 |
Number of reflections | 56963 | |
<I/σ(I)> | 25.6 | 4.3 |
Completeness [%] | 99.7 | 99.9 |
Redundancy | 7.2 | 7.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 288 | 50MM HEPES PH 7.0, 0.8M SO4(NH4)2, 2.8M NACL |