1H1A

Thermophilic beta-1,4-xylanase from Chaetomium thermophilum

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU RU200HB
Temperature [K]	120
Detector technology	IMAGE PLATE
Collection date	2000-08-15
Detector	RIGAKU IMAGE PLATE
Spacegroup name	P 21 21 2
Unit cell lengths	108.240, 57.150, 65.680
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	99.000 - 1.750
R-factor	0.179
Rwork	0.179
R-free	0.21600
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1enx
RMSD bond length	0.005
RMSD bond angle	1.475
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	AMoRE
Refinement software	CNS (1.0)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	99.000	1.810
High resolution limit [Å]	1.750	1.750
Rmerge	0.077	0.302
Total number of observations	190677 *
Number of reflections	40787
<I/σ(I)>	27.1
Completeness [%]	97.3	90.9
Redundancy	4.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	7.2		1.4 M AMMONIUM SULPHATE, 0.1 M HEPES, PH 7.2

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	5 (mg/ml)
2	1	reservoir	ammonium sulfate	0.7 (M)
3	1	reservoir	HEPES	0.05 (M)	pH7.2