7ALS

Alpha and beta Lactose isomer structure of Galectin 8, N-terminal domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	293.5	24% (w/v) PEG 2000 MME

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.56	α = 90
b = 62.54	β = 90
c = 84.65	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	PIXEL	DECTRIS EIGER X 16M		2019-04-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.9795	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.35	62.5	99.8	0.046	0.999	18.8	9.2		60843

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.35	1.37			0.36

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	5GZD	1.35	41.15	60843	3292	99.71	0.15181	0.14935	0.19876	RANDOM	23.228

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]
-0.94			2.6		-1.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.365
r_dihedral_angle_4_deg	13.172
r_dihedral_angle_3_deg	12.657
r_dihedral_angle_1_deg	7.373
r_long_range_B_refined	4.517
r_rigid_bond_restr	4.506
r_long_range_B_other	4.448
r_scangle_other	4.443
r_scbond_it	3.748
r_scbond_other	3.744
r_mcangle_it	3.158
r_mcangle_other	3.158
r_mcbond_it	2.974
r_mcbond_other	2.934
r_angle_refined_deg	1.972
r_angle_other_deg	1.501
r_chiral_restr	0.099
r_bond_refined_d	0.016
r_gen_planes_refined	0.013
r_bond_other_d	0.003
r_gen_planes_other	0.003
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2386
Nucleic Acid Atoms
Solvent Atoms	367
Heterogen Atoms	95

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing