5SK4

CRYSTAL STRUCTURE OF HUMAN PHOSPHODIESTERASE 10 IN COMPLEX WITH c1ccc(cc1N4N=C(c2ccnn2c3ccccc3)C(=O)C=C4C)OC(F)(F)F, micromolar IC50=0.181240

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SLS BEAMLINE X10SA
Synchrotron site	SLS
Beamline	X10SA
Temperature [K]	100
Detector technology	CCD
Collection date	2009-04-14
Detector	MARMOSAIC 225 mm CCD
Wavelength(s)	1.000000
Spacegroup name	H 3
Unit cell lengths	135.407, 135.407, 235.581
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	35.020 - 2.000
R-factor	0.1863
Rwork	0.184
R-free	0.22370
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	inhouse model
RMSD bond length	0.005
RMSD bond angle	1.314
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHASER
Refinement software	REFMAC (5.8.0258)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	34.990	35.020	2.050
High resolution limit [Å]	2.000	8.940	2.000
Rmerge	0.063	0.021	1.129
Rmeas	0.073	0.025	1.320
Total number of observations	418614
Number of reflections	108592	1117	8070
<I/σ(I)>	13.31	45.21	1.24
Completeness [%]	99.8	92.1	99.8
Redundancy	3.855	3.509	3.789
CC(1/2)	0.999	0.999	0.418

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7.5	295	5-20 mg/mL protein in 25mM HEPES/NaOH pH7.5, 150mM NaCl, 50mM BME mixed 1:1 with reservoir 0.1M HEPES/NaOH pH7.5, 30% PEG550MME, 50mM MgCl2