7CBO
Crystal structure of beta-N-acetylhexosaminidase Am0868 from Akkermansia muciniphila in complex with GlcNAc
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRF BEAMLINE BL18U1 |
Synchrotron site | SSRF |
Beamline | BL18U1 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2019-06-29 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.9793 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 55.231, 72.132, 138.228 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 27.080 - 1.500 |
R-factor | 0.1424 |
Rwork | 0.141 |
R-free | 0.17280 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 7cbn |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX (1.14_3260) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 1.550 |
High resolution limit [Å] | 1.500 | 3.230 | 1.500 |
Rmerge | 0.145 | 0.065 | 0.986 |
Rmeas | 0.152 | 0.067 | 1.028 |
Rpim | 0.043 | 0.019 | 0.286 |
Number of reflections | 86352 | 9299 | 8191 |
<I/σ(I)> | 3.5 | ||
Completeness [%] | 96.8 | 99.3 | 93.4 |
Redundancy | 12.3 | 12.4 | 12.5 |
CC(1/2) | 0.998 | 0.731 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 289 | 0.1 M AmSO4, 0.1 M MES pH 6.0, 20% PEG 3350 |