4PM3
Structure of the double-stranded DNA binding type IV secretion protein TraN from Enterococcus
Replaces: 4HH7Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SLS BEAMLINE X06DA |
Synchrotron site | SLS |
Beamline | X06DA |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2010-04-19 |
Detector | MARMOSAIC 225 mm CCD |
Wavelength(s) | 1.0615 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 32.880, 54.940, 57.710 |
Unit cell angles | 90.00, 91.89, 90.00 |
Refinement procedure
Resolution | 28.967 - 1.800 |
R-factor | 0.1716 |
Rwork | 0.169 |
R-free | 0.21340 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4p0z |
RMSD bond length | 0.007 |
RMSD bond angle | 0.962 |
Data reduction software | MOSFLM (11.0.02) |
Data scaling software | SCALA |
Phasing software | MOLREP |
Refinement software | PHENIX ((phenix.refine: 1.8.4_1496)) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 57.680 | 28.967 | 1.900 |
High resolution limit [Å] | 1.800 | 5.690 | 1.800 |
Rmerge | 0.063 | 0.522 | |
Rmeas | 0.141 | ||
Rpim | 0.073 | 0.040 | 0.324 |
Total number of observations | 69059 | 2183 | 10004 |
Number of reflections | 19191 | ||
<I/σ(I)> | 8.8 | 14.9 | 3.7 |
Completeness [%] | 100.0 | 99.2 | 100 |
Redundancy | 3.6 | 3.5 | 3.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | MICROBATCH | 5.5 | 298 | 1:1 setup of purification buffer with Index screen condition 42 (0.1 M Bis-Tris, 25.0 % PEG 3350); final protein concentration: 3.25 mg/ml Crystal soaked for 1.5 h with Br4Pt |