2IAB

Crystal structure of a protein with FMN-binding split barrel fold (NP_828636.1) from Streptomyces avermitilis at 2.00 A resolution

Experimental procedure

Experimental method	MAD
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL9-2
Synchrotron site	SSRL
Beamline	BL9-2
Temperature [K]	100
Detector technology	CCD
Collection date	2006-06-18
Detector	MARMOSAIC 325 mm CCD
Wavelength(s)	0.91162,0.97936,0.97920
Spacegroup name	P 65 2 2
Unit cell lengths	87.890, 87.890, 151.580
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	34.001 - 2.000
R-factor	0.18
Rwork	0.178
R-free	0.23000
Structure solution method	MAD
RMSD bond length	0.018
RMSD bond angle	1.636
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SOLVE
Refinement software	REFMAC (5.2.0005)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	34.001	50.000	2.050
High resolution limit [Å]	2.000	4.820	2.000
Rmerge	0.077	0.040	0.688
Number of reflections	24072
<I/σ(I)>	14.9
Completeness [%]	100.0	99.5	100
Redundancy	14	12.8	12.3

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION,SITTING DROP,NANODROP	5.6	277	20.0% iso-Propanol, 20.0% PEG-4000, 0.1M Citrate pH 5.6, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K