1MWO

Crystal Structure Analysis of the Hyperthermostable Pyrocoocus woesei alpha-amylase

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	EMBL/DESY, HAMBURG BEAMLINE X11
Synchrotron site	EMBL/DESY, HAMBURG
Beamline	X11
Temperature [K]	100
Detector technology	CCD
Collection date	2000-07-23
Detector	MARRESEARCH
Wavelength(s)	0.91
Spacegroup name	P 21 21 21
Unit cell lengths	62.880, 78.200, 106.289
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.000 - 2.200
R-factor	0.19
Rwork	0.190
R-free	0.22400
Structure solution method	SIRAS
RMSD bond length	0.006
RMSD bond angle	1.320
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SHARP
Refinement software	CNS

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000
High resolution limit [Å]	2.200	2.220 *
Rmerge	0.060 *	0.178 *
Number of reflections	26004
<I/σ(I)>	10.2	3
Completeness [%]	97.7	93.1
Redundancy	3.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	6.5	19 *	PEG-MME 550, zinc sulfate, MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	5.5 (mg/ml)
2	1	reservoir	MES	0.1 (M)	pH6.5
3	1	reservoir		0.01 (M)
4	1	reservoir	PEG550	25 (%(v/v))