1NIG

2.0 A Structure of Protein of Unknown Function from Thermoplasma acidophilum

Experimental procedure

Experimental method	MAD
Source type	SYNCHROTRON
Source details	APS BEAMLINE 19-BM
Synchrotron site	APS
Beamline	19-BM
Temperature [K]	100
Detector technology	CCD
Collection date	2002-02-11
Detector	CUSTOM-MADE
Wavelength(s)	0.9795, 0.9793, 0.9537
Spacegroup name	I 2 3
Unit cell lengths	101.230, 101.230, 101.230
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	70.000 * - 2.000
R-factor	0.21346
Rwork	0.211
R-free	0.25600 *
Structure solution method	MAD
RMSD bond length	0.024
RMSD bond angle	1.880 *
Data reduction software	d*TREK
Data scaling software	HKL-2000
Phasing software	CNS
Refinement software	REFMAC (5.1.24)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000 *
High resolution limit [Å]	2.000 *
Rmerge	0.033 *	0.390 *
Total number of observations	83217 *
Number of reflections	11640 *
Completeness [%]	98.3 *	99.99 *

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	4.6 *
1	Vapor diffusion, hanging drop *	4.6 *

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	reservoir	PEG3350	16 (%)
2	1	reservoir	ammonium cloride	0.3 (M)
3	1	reservoir	sodium acetate	0.1 (M)	pH4.6
4	1	reservoir	glycerol	12 (%)