1OBX

Crystal structure of the complex of PDZ2 of syntenin with an interleukin 5 receptor alpha peptide.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSLS BEAMLINE X9B
Synchrotron site	NSLS
Beamline	X9B
Temperature [K]	100
Detector technology	CCD
Collection date	2002-08-29
Detector	ADSC CCD
Spacegroup name	C 2 2 21
Unit cell lengths	53.723, 55.978, 51.094
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	19.390 - 1.350
R-factor	0.177
Rwork	0.176
R-free	0.21200
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1n99
RMSD bond length	0.016
RMSD bond angle	2.130 *
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	AMoRE
Refinement software	REFMAC (5.1.24)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	1.290
High resolution limit [Å]	1.250	1.250
Rmerge	0.051 *	0.496
Total number of observations	20850 *
Number of reflections	155256	1611 *
<I/σ(I)>	33.5	2.15
Completeness [%]	95.7	75
Redundancy	7.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	7	294 *	SITTING DROP 0.1 M HEPES, PH 7.0, 1.6 M AMMONIUM SULFATE, 20 MM COCL2, 0.2 M MGSO4 WITH MICROSEEDIN

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	reservoir	HEPES	0.1 (M)	pH7.0
2	1	reservoir	ammonium sulfate	1.6 (M)
3	1	reservoir		20 (mM)
4	1	reservoir		0.2 (M)