5SKD

Crystal Structure of human phosphodiesterase 10 in complex with 3-[2-(2,5-difluorophenyl)pyrazol-3-yl]-1-[3-(trifluoromethoxy)phenyl]pyridazin-4-one

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	2008-10-03
Detector	MARMOSAIC 225 mm CCD
Wavelength(s)	1.000000
Spacegroup name	H 3
Unit cell lengths	135.640, 135.640, 234.830
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	43.610 - 2.300
R-factor	0.1632
Rwork	0.163
R-free	0.17750
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	inhouse model
RMSD bond length	0.012
RMSD bond angle	1.635
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]	43.610	43.610	2.360
High resolution limit [Å]	2.300	10.290	2.300
Rmerge	0.085	0.026	0.877
Rmeas	0.106	0.032	1.092
Total number of observations	204436
Number of reflections	70986	777	5097
<I/σ(I)>	10.13	37.37	1.25
Completeness [%]	99.2	97	95.6
Redundancy	2.88	2.866	2.747
CC(1/2)	0.996	0.997	0.350

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