3TZ2

Crystal structure of branched-chain alpha-ketoacid dehydrogenase kinase/phenylbutyrate complex

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 19-ID
Synchrotron site	APS
Beamline	19-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2011-04-13
Detector	ADSC QUANTUM 315r
Spacegroup name	P 42 21 2
Unit cell lengths	128.201, 128.201, 72.111
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	38.380 - 2.850
R-factor	0.204
Rwork	0.199
R-free	0.24200
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.009
RMSD bond angle	1.147
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX (1.7.1_743)
Refinement software	PHENIX ((phenix.refine: 1.7.1_743))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.900
High resolution limit [Å]	2.850	2.850
Rmerge	0.061	0.903
Number of reflections	14403
<I/σ(I)>	26.9	1.8
Completeness [%]	98.4	88.7
Redundancy	7.4	5.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1		7.5	289	14% peg8000, 0.1 M Tris, pH8.5, 1.2 M NaCl, 125mM KCl, 150mM Arg-HCl,20mM MgCl2, 5% glycerol , pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K