4FFC

Crystal structure of a 4-aminobutyrate aminotransferase (GabT) from Mycobacterium abscessus

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU FR-E+ SUPERBRIGHT
Temperature [K]	100
Detector technology	CCD
Collection date	2012-05-09
Detector	RIGAKU SATURN 944+
Wavelength(s)	1.5418
Spacegroup name	P 1
Unit cell lengths	67.400, 67.530, 102.460
Unit cell angles	78.06, 81.26, 77.44

Refinement procedure

Resolution	50.000 - 1.800
R-factor	0.1396
Rwork	0.138
R-free	0.16690
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3oks
RMSD bond length	0.010
RMSD bond angle	1.392
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHASER (2.3.0)
Refinement software	REFMAC

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000		1.850
High resolution limit [Å]	1.800	8.050	1.800
Rmerge	0.038	0.022	0.123
Number of reflections	152966	1760	10080
<I/σ(I)>	29.14	70.77	8.03
Completeness [%]	96.2	98.9	85.9
Redundancy	5.2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.5	289	MyabA.01026.b.A1 PS00899 at 20 mg/mL against PACT F6 0.2 M sodium formate, 0.1 M Bis Tris Propane pH 6.5, 20% PEG 3350, crystal tracking ID 233334f6, VAPOR DIFFUSION, SITTING DROP, temperature 289K