4CU8

Unravelling the multiple functions of the architecturally intricate Streptococcus pneumoniae beta-galactosidase, BgaA

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL9-2
Synchrotron site	SSRL
Beamline	BL9-2
Temperature [K]	100
Detector technology	CCD
Detector	MARMOSAIC 225 mm CCD
Spacegroup name	P 43 2 2
Unit cell lengths	116.550, 116.550, 219.510
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	116.550 - 2.500
R-factor	0.16374
Rwork	0.161
R-free	0.21147
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	NONE
RMSD bond length	0.012
RMSD bond angle	1.427
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	PHASER
Refinement software	REFMAC (5.8.0049)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	40.000	2.640
High resolution limit [Å]	2.500	2.500
Rmerge	0.130	0.440
Number of reflections	53140
<I/σ(I)>	16.2	6.7
Completeness [%]	100.0	100
Redundancy	11.5	11.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1