1JI4

NAP protein from helicobacter pylori

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ELETTRA BEAMLINE 5.2R
Synchrotron site	ELETTRA
Beamline	5.2R
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2000-07-12
Detector	MARRESEARCH
Wavelength(s)	1.3
Spacegroup name	P 1 21 1
Unit cell lengths	88.778, 133.225, 95.228
Unit cell angles	90.00, 93.99, 90.00

Refinement procedure

Resolution	20.810 - 2.520
Rwork	0.215
R-free	0.22400
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1qgh
RMSD bond length	0.008
RMSD bond angle	19.900 *
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	AMoRE
Refinement software	CNS (1.0)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.660
High resolution limit [Å]	2.500	2.520 *
Rmerge	0.045	0.087
Number of reflections	71729	9698 *
<I/σ(I)>	11.3	5.9
Completeness [%]	96.7	90.9
Redundancy	2.9	2.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	ammonium acetate, citrate buffer, MPD, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	reservoir	ammonium acetate	0.2 (M)
2	1	reservoir	citrate	0.1 (M)	pH5.6
3	1	reservoir	MPD	30 (%(v/v))