7UV7
Isoreticular, interpenetrating co-crystal of Replication Initiator Protein REPE54 and scaffold duplex (21mer) containing the cognate REPE54 sequence and an insert duplex (10mer) with guest TAMRA-labelled thymine and T-A rich sequence.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 4.2.2 |
Synchrotron site | ALS |
Beamline | 4.2.2 |
Temperature [K] | 100 |
Detector technology | CMOS |
Collection date | 2021-10-01 |
Detector | RDI CMOS_8M |
Wavelength(s) | 1.0 |
Spacegroup name | I 2 2 2 |
Unit cell lengths | 73.493, 131.392, 132.464 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 37.850 - 3.020 |
R-factor | 0.2351 |
Rwork | 0.231 |
R-free | 0.26860 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 7u6k |
RMSD bond length | 0.005 |
RMSD bond angle | 0.833 |
Data reduction software | XDS (Jan 31, 2020) |
Data scaling software | XSCALE (Jan 31, 2020) |
Phasing software | PHASER (2.8.2) |
Refinement software | PHENIX (1.19.2_4158) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 37.850 | 3.128 |
High resolution limit [Å] | 3.020 | 3.020 |
Rmerge | 0.071 | 0.645 |
Rmeas | 0.077 | 0.693 |
Rpim | 0.030 | 0.251 |
Number of reflections | 12804 | 1284 |
<I/σ(I)> | 20.98 | 2.97 |
Completeness [%] | 96.7 | 99.69 |
Redundancy | 6.9 | 7.5 |
CC(1/2) | 0.996 | 0.910 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 298 | 200 mM MgCl2, 30% PEG 400, 100 mM Tris HCl pH 8.0 |