3DTT

Crystal structure of a putative f420 dependent nadp-reductase (arth_0613) from arthrobacter sp. fb24 at 1.70 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	2008-06-26
Detector	MARMOSAIC 325 mm CCD
Wavelength(s)	0.91162,0.97951,0.97966
Spacegroup name	P 1
Unit cell lengths	40.974, 47.053, 61.125
Unit cell angles	77.43, 73.21, 64.33

Refinement procedure

Resolution	58.222 - 1.700
R-factor	0.162
Rwork	0.160
R-free	0.19900
Structure solution method	MAD
RMSD bond length	0.012
RMSD bond angle	1.566
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	SOLVE
Refinement software	REFMAC (5.2.0019)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	58.222	58.220	1.790
High resolution limit [Å]	1.700	5.380	1.700
Rmerge	0.074	0.035	0.265
Total number of observations		2672	10182
Number of reflections	40912
<I/σ(I)>	8.3	18.5	2.5
Completeness [%]	95.0	98.9	81.9
Redundancy	2	2	2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	4.6	277	0.2M ammonium acetate, 30.0% polyethylene glycol 4000, 0.1M sodium acetate pH 4.6, NANODROP', VAPOR DIFFUSION, SITTING DROP, temperature 277K