9F14

The crystal structure of full length tetramer CysB from Klebsiella aerogenes in complex with N-acetylserine

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SRS BEAMLINE PX9.6
Synchrotron site	SRS
Beamline	PX9.6
Temperature [K]	100
Detector technology	CCD
Collection date	1998-11-08
Detector	ADSC QUANTUM 4
Wavelength(s)	0.87
Spacegroup name	H 3 2
Unit cell lengths	185.864, 185.864, 113.043
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	19.817 - 2.300
Rwork	0.211
R-free	0.28980
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.009
RMSD bond angle	1.643
Data reduction software	HKL-3000
Data scaling software	Aimless
Phasing software	MOLREP
Refinement software	REFMAC (5.8.0425)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	19.817	19.810	2.380
High resolution limit [Å]	2.300	8.910	2.300
Rmerge	0.066	0.031	0.522
Rmeas	0.072	0.034	0.572
Rpim	0.029	0.015	0.233
Number of reflections	33205	557	1251
<I/σ(I)>	20
Completeness [%]	99.8
Redundancy	11.6	9.9	11.6
CC(1/2)	0.999	0.999	0.960

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	8.5	291	12 -17% PEG 8000, 0.2M sodium tartrate and 0.1M Tris-HCl pH 8.5, 0.2M KSCN, 10 mM N-acetylserine