4DQN

Crystal structure of the branched-chain aminotransferase from Streptococcus mutans

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL17U
Synchrotron site	SSRF
Beamline	BL17U
Temperature [K]	100
Detector technology	CCD
Collection date	2010-10-01
Detector	ADSC QUANTUM 315
Wavelength(s)	1
Spacegroup name	P 31 2 1
Unit cell lengths	76.043, 76.043, 119.423
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	34.067 - 1.970
R-factor	0.1879
Rwork	0.186
R-free	0.22000
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3ht5
RMSD bond length	0.008
RMSD bond angle	1.199
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX ((phenix.refine: 1.6.1_357))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.010
High resolution limit [Å]	1.970	1.970
Number of reflections	29016
Completeness [%]	100.0	100

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	0.2M sodium chloride, 100mM HEPES (pH 7.5), 25% (w/v) PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K