1D2K

C. IMMITIS CHITINASE 1 AT 2.2 ANGSTROMS RESOLUTION

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU RU200
Temperature [K]	298
Detector technology	IMAGE PLATE
Collection date	1997-05-16
Detector	RIGAKU RAXIS IV
Spacegroup name	P 43 21 2
Unit cell lengths	91.248, 91.248, 95.400
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	5.000 - 2.200
R-factor	0.178
Rwork	0.170
R-free	0.25800 *
RMSD bond length	0.007 *
RMSD bond angle	1.360 *
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	X-PLOR
Refinement software	X-PLOR (3.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	2.280
High resolution limit [Å]	2.200	2.200
Rmerge	0.122	0.213
Number of reflections	20899
<I/σ(I)>	10.3
Completeness [%]	99.7	99.4
Redundancy	6	2.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	4.6	298	PEG 4000, SODIUM ACETATE, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 25K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	20 (mg/ml)
2	1	drop	chitinase	4 (mg/ml)
3	1	reservoir	PEG4000	30 (%)
4	1	reservoir	sodium acetate	0.1 (M)