1SMA

CRYSTAL STRUCTURE OF A MALTOGENIC AMYLASE

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	PHOTON FACTORY BEAMLINE BL-6B
Synchrotron site	Photon Factory
Beamline	BL-6B
Temperature [K]	100
Spacegroup name	P 61
Unit cell lengths	118.370, 118.370, 266.700
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	8.000 - 2.800
R-factor	0.209
Rwork	0.209
R-free	0.26700
Structure solution method	OTHER
RMSD bond length	0.005
RMSD bond angle	1.120
Data scaling software	SCALEPACK
Phasing software	X-PLOR
Refinement software	X-PLOR (3.8)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000
High resolution limit [Å]	2.800
Rmerge	0.040	0.120 *
Number of reflections	40688
Completeness [%]	94.8	87.3 *
Redundancy	4.0 *

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion *	5.6	22 *	pH 5.60

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	8 (mg/ml)
10	1	reservoir	ethanol	4 (%(v/v))
2	1	drop	maleate	16 (mM)
3	1	drop	lithium sulfate	0.1 (M)
4	1	drop	ammonium sulfate	0.06 (M)
5	1	drop	sodium citrate	0.02 (M)
6	1	drop	ethanol	0.8 (%(v/v))
7	1	reservoir	lithium sulfate	0.5 (M)
8	1	reservoir	ammonium sulfate	0.3 (M)
9	1	reservoir	sodium citrate	0.1 (M)