9KLT

Crystal structure of a Streptococcal protein G B1 mutant

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	PHOTON FACTORY BEAMLINE AR-NW12A
Synchrotron site	Photon Factory
Beamline	AR-NW12A
Temperature [K]	100
Detector technology	PIXEL
Collection date	2023-02-25
Detector	DECTRIS PILATUS3 S 2M
Wavelength(s)	1.0000
Spacegroup name	I 21 21 21
Unit cell lengths	45.259, 69.040, 85.185
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	19.730 - 2.880
R-factor	0.2306
Rwork	0.228
R-free	0.27490
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.010
RMSD bond angle	1.232
Data reduction software	XDS
Data scaling software	XDS
Phasing software	PHASER
Refinement software	PHENIX (1.21.2_5419)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	2.980
High resolution limit [Å]	2.880	2.880
Rmerge	0.087	0.410
Number of reflections	3196	323
<I/σ(I)>	12.9
Completeness [%]	99.0
Redundancy	6.1

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		293.15	protein concentration: 9.7 mg/mL precipitant: 1.4 M ammonium sulfate Buffer: 0.1 M HEPES (pH 8.0) Salt: 0.1 M sodium chloride