3WLU

Crystal Structure of human galectin-9 NCRD with Selenolactose

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	289	PEG 6000, 100mM Tris-HCl, pH 7.5, VAPOR DIFFUSION, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.732	α = 90
b = 68.167	β = 90
c = 224.156	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 270		2011-10-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	0.97889	Photon Factory	BL-17A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.4	43.3	100	0.086	19.3	14	109389	109285

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.4	1.42	99.9		0.885	3.3	13.7	5393

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	SAD	THROUGHOUT	1.4	40	103811	5463	99.99	0.17332	0.17224	0.194	RANDOM	15.248

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]
0.17			-0.49		0.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.136
r_dihedral_angle_3_deg	9.849
r_dihedral_angle_4_deg	9.638
r_dihedral_angle_1_deg	7.104
r_long_range_B_refined	5.467
r_long_range_B_other	5.466
r_scangle_other	2.206
r_angle_refined_deg	1.736
r_scbond_it	1.549
r_scbond_other	1.548
r_mcangle_it	1.028
r_mcangle_other	1.028
r_angle_other_deg	0.805
r_mcbond_it	0.693
r_mcbond_other	0.693
r_chiral_restr	0.109
r_bond_refined_d	0.016
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4456
Nucleic Acid Atoms
Solvent Atoms	869
Heterogen Atoms	120

Software

Software
Software Name	Purpose
ADSC	data collection
PHENIX	model building
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHENIX	phasing