6Y2K

Crystal structure of beta-galactosidase from the psychrophilic Marinomonas ef1

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ESRF BEAMLINE ID14-4
Synchrotron site	ESRF
Beamline	ID14-4
Temperature [K]	100
Detector technology	PIXEL
Collection date	2018-06-14
Detector	DECTRIS PILATUS3 S 6M
Wavelength(s)	0.87313
Spacegroup name	P 63 2 2
Unit cell lengths	133.332, 133.332, 232.574
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	116.290 - 1.900
R-factor	0.164
Rwork	0.163
R-free	0.18880
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1kwg
RMSD bond length	0.008
RMSD bond angle	1.249
Data reduction software	XDS
Data scaling software	SCALA
Phasing software	PHASER
Refinement software	REFMAC (5.8.0158)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	116.290	2.000
High resolution limit [Å]	1.900	1.900
Rmerge	0.255	0.674
Number of reflections	96335	3405
<I/σ(I)>	10.9
Completeness [%]	100.0	99.7
Redundancy	29.4	33.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	5.6	294	0.5 M NaCl, 100 mM Na-citrate, 2% ethylene imine polymer.