1RC9

Crystal Structure of Stecrisp, a Member of CRISP Family from Trimeresurus Stejnegeri Refined at 1.6 Angstroms Resolution: Structual relationship of the two domains

Experimental procedure

Experimental method	SAD
Source type	SYNCHROTRON
Source details	CHESS BEAMLINE A1
Synchrotron site	CHESS
Beamline	A1
Temperature [K]	100
Detector technology	CCD
Collection date	2003-01-01
Detector	ADSC QUANTUM 4
Wavelength(s)	0.9363
Spacegroup name	I 2 2 2
Unit cell lengths	61.381, 78.421, 106.610
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	32.370 - 1.600
R-factor	0.192
Rwork	0.192
R-free	0.21900
Structure solution method	SAD
RMSD bond length	0.006
RMSD bond angle	1.300
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SHELX
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	33.000	1.630
High resolution limit [Å]	1.600	1.600
Rmerge	0.078	0.330
Number of reflections	34039
<I/σ(I)>	11.9	3.28
Completeness [%]	85.0	93.8
Redundancy	5.5	4.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.75	293	PEG 4000, sodium acetate, Tris-HCl, pH 7.75, VAPOR DIFFUSION, HANGING DROP, temperature 293K
1	VAPOR DIFFUSION, HANGING DROP	7.75	293	PEG 4000, sodium acetate, Tris-HCl, pH 7.75, VAPOR DIFFUSION, HANGING DROP, temperature 293K