2NWV

Crystal structure of XisI protein-like (YP_323822.1) from Anabaena Variabilis ATCC 29413 at 1.85 A resolution

Experimental procedure

Experimental method	MAD
Source type	SYNCHROTRON
Source details	ALS BEAMLINE 8.2.2
Synchrotron site	ALS
Beamline	8.2.2
Temperature [K]	100
Detector technology	CCD
Collection date	2006-09-13
Detector	ADSC QUANTUM 315
Wavelength(s)	0.9792, 0.9795, 1.0000
Spacegroup name	P 65 2 2
Unit cell lengths	62.522, 62.522, 137.558
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	29.025 - 1.850
R-factor	0.193
Rwork	0.192
R-free	0.22500
Structure solution method	MAD
RMSD bond length	0.017
RMSD bond angle	1.555
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	SHELX
Refinement software	REFMAC (5.2.0019)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	29.025	29.030	1.900
High resolution limit [Å]	1.850	8.270	1.850
Rmerge	0.129	0.016	0.016
Total number of observations		1368	8996
Number of reflections	14324
<I/σ(I)>	5.3	13.2	0.5
Completeness [%]	99.9	98	99.8
Redundancy	8.4	6.4	8.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	7	277	0.2M NaCl, 30.0% PEG-3000, 0.1M TRIS, pH 7.0, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K