6KJB

wild-type apo-form E. coli ATCase holoenzyme with an unusual open conformation of R167

Replaces:  4WTO

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL17U1
Synchrotron site	SSRF
Beamline	BL17U1
Temperature [K]	100
Detector technology	CCD
Collection date	2013-07-20
Detector	ADSC QUANTUM 315r
Wavelength(s)	0.979
Spacegroup name	H 3 2
Unit cell lengths	129.680, 129.680, 197.980
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	32.560 - 2.060
R-factor	0.2009
Rwork	0.200
R-free	0.22310
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1za1
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX
Refinement software	PHENIX (1.14-3260)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.100
High resolution limit [Å]	2.060	2.060
Number of reflections	39940	1979
<I/σ(I)>	25.6
Completeness [%]	99.4
Redundancy	6.8
CC(1/2)	0.993	0.750

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		293	0.1M MES pH 6.0 10% Glycerol and 10% PEG 8000