3AYC

Crystal structure of galectin-3 CRD domian complexed with GM1 pentasaccharide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	298	2.0 A.S., 0.1M Bis-Tris, 5mM beta-Mercaptoethanol, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.54	α = 64.44
b = 51.64	β = 85.23
c = 59.67	γ = 81.04

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	85	CCD	ADSC QUANTUM 315		2010-09-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.9793	SSRF	BL17U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.8	29.28	97.5	0.083	0.083	10.9	3.4	32069	31267			10.1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	96.3		0.137	0.137	6.8	3.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2NN8	1.8	28.4	2	2	32069	29677	2960	91.2	0.17	0.1684	0.1987	RANDOM	14.8183

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
2.369	-0.437	0.118	0.783	-1.351	-3.152

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	25.9
c_scangle_it	3.255
c_mcangle_it	2.164
c_scbond_it	1.996
c_angle_deg	1.8
c_mcbond_it	1.305
c_improper_angle_d	1.07
c_bond_d	0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2172
Nucleic Acid Atoms
Solvent Atoms	442
Heterogen Atoms	107

Software

Software
Software Name	Purpose
ADSC	data collection
PHASES	phasing
CNS	refinement
MOSFLM	data reduction
SCALA	data scaling