1B1C

CRYSTAL STRUCTURE OF THE FMN-BINDING DOMAIN OF HUMAN CYTOCHROME P450 REDUCTASE AT 1.93A RESOLUTION

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	SIEMENS
Temperature [K]	287
Detector technology	IMAGE PLATE
Detector	MARRESEARCH
Spacegroup name	P 1 21 1
Unit cell lengths	39.310, 51.440, 47.600
Unit cell angles	90.00, 105.93, 90.00

Refinement procedure

Resolution	19.450 - 1.930
R-factor	0.1973 *
Rwork	0.197
R-free	0.24300
Structure solution method	MIRAS
RMSD bond length	0.010
RMSD bond angle	26.300 *
Data reduction software	DENZO
Data scaling software	CCP4 ((AGROVATA)
Phasing software	RSPS
Refinement software	X-PLOR (3.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	19.450
High resolution limit [Å]	1.930	1.930
Rmerge	0.082	0.193
Number of reflections	13289
Completeness [%]	89.2	72.9
Redundancy	3.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Batch method *	7	4 *	Zhao, Q., (1996) J.Struct.Biol., 116, 320. *

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	1	PEG400	18-20 (%(w/v))
2	1	1	HEPES	100 (mM)
3	1	1		200 (mM)