2DS0

Crystal structure of the earthworm lectin C-terminal domain mutant in complex with 6'-sialyllactose

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2006-02-27
Detector	RIGAKU RAXIS VII
Wavelength(s)	1.5418
Spacegroup name	P 1 21 1
Unit cell lengths	40.435, 87.684, 41.384
Unit cell angles	90.00, 117.36, 90.00

Refinement procedure

Resolution	22.880 - 1.800
R-factor	0.209
Rwork	0.209
R-free	0.24100
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2D12
RMSD bond length	0.005
RMSD bond angle	1.300
Data reduction software	HKL-2000
Data scaling software	SCALEPACK
Phasing software	MOLREP
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	1.860
High resolution limit [Å]	1.800	1.800
Number of reflections	22875
Completeness [%]	96.2	93.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	4.2	277	20% PEG8000, 0.2M sodium chloride, 0.1M phosphate-citrate, 15mg/ml 6'-sialyllactose, pH 4.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K