2INB

Crystal structure of an XisH family protein (ZP_00107633.1) from Nostoc punctiforme PCC 73102 at 1.60 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	2006-08-30
Detector	ADSC QUANTUM 315
Wavelength(s)	0.9740, 0.9798, 0.9799
Spacegroup name	P 31 2 1
Unit cell lengths	59.554, 59.554, 71.563
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	29.775 - 1.600
R-factor	0.16
Rwork	0.158
R-free	0.19100
Structure solution method	MAD
RMSD bond length	0.017
RMSD bond angle	1.609
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	SOLVE
Refinement software	REFMAC (5.2.0019)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	29.775	29.780	1.640
High resolution limit [Å]	1.600	7.160	1.600
Rmerge	0.071	0.042	0.607
Total number of observations		1201	7098
Number of reflections	19879
<I/σ(I)>	7	13.4	1.3
Completeness [%]	100.0	99	100
Redundancy	5.1	4.5	4.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	4.2	277	0.2M (NH4)2SO4, 10.0% Glycerol, 20.0% PEG-300, 0.1M Phosphate Citrate, pH 4.2, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K