1N15

FOLLOWING THE C HEME REDUCTION IN NITRITE REDUCTASE FROM PSEUDOMONAS AERUGINOSA

Experimental procedure

Source type	SYNCHROTRON
Source details	ESRF BEAMLINE ID14-3
Synchrotron site	ESRF
Beamline	ID14-3
Temperature [K]	100
Detector technology	CCD
Collection date	1998-05
Detector	MARRESEARCH
Spacegroup name	P 21 21 2
Unit cell lengths	164.740, 89.910, 112.160
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	12.000 - 2.900
R-factor	0.203
Rwork	0.203
R-free	0.24700
Starting model (for MR)	OXIDIZED NITRITE REDUCTASE FROM PS. AERUGINOSA
RMSD bond length	0.009
RMSD bond angle	25.290 *
Data reduction software	DENZO
Data scaling software	CCP4
Phasing software	X-PLOR (3.8)
Refinement software	X-PLOR (3.8)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	40.000	2.770
High resolution limit [Å]	2.700	2.700
Rmerge	0.052 *	0.240 *
Number of reflections	46310
<I/σ(I)>	5.6	2.9
Completeness [%]	99.7	99.3
Redundancy	4.2	3.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	unknown *	8.4 *		pH 7.2

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	1	Na/K phosphate	2 (M)
2	1	1	Tris-HCl	50 (mM)