1QKS

CYTOCHROME CD1 NITRITE REDUCTASE, OXIDISED FORM

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ESRF BEAMLINE ID09
Synchrotron site	ESRF
Beamline	ID09
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	1995-03-15
Detector	MARRESEARCH
Spacegroup name	P 1 21 1
Unit cell lengths	106.400, 60.600, 100.200
Unit cell angles	90.00, 112.30, 90.00

Refinement procedure

Resolution	20.000 - 1.280
R-factor	0.185
Rwork	0.185
R-free	0.20000
Structure solution method	MIR
RMSD bond length	0.007
RMSD bond angle	25.000 *
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	X-PLOR (3.851)
Refinement software	X-PLOR (3.851)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	1.330
High resolution limit [Å]	1.280	1.280
Number of reflections	278611
<I/σ(I)>	17	8
Completeness [%]	91.8	80.9
Redundancy	2.2	1.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	7	15 *	2.3 M AMMONIUM SULFATE, 50MM POTASSIUM PHOSPHATE, PH 7.0, AND CRYOPROTECTANT 15% GLYCEROL

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	20 (mg/ml)
2	1	reservoir	ammonium sulfate	2.2-2.3 (M)
3	1	reservoir	potassium phosphate	50 (mM)