Experiment: 5IUQ

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.8	293	9 mg/ml Gal3C with a reservoir of 100 mM Tris-HCl pH 7.8, 300 mM NaSCN, 100 mM MgCl2, 32% [w/v] PEG6000, 20 mM 2-Mercaptoethanol) cocrystallised with lactose (10 mM). Lactose displaced by soaking with ligand.

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 36.064	α = 90
b = 57.553	β = 90
c = 62.202	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	MARMOSAIC 225 mm CCD	TOROIDAL MIRROR FOR HORIZONTAL AND VERTICAL FOCUSING	2013-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-3	1.000	MAX II	I911-3

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	1.12	30	99.4	0.05	1	16.35	4.76		50259		-3	10.97

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	1.12	1.2	98		0.539	2.33

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	3ZSJ	1.121	28.776	1.35	50258	2579	99.68	0.1544	0.1535	0.1715	15.48

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.317
f_angle_d	2.286
f_chiral_restr	0.129
f_bond_d	0.025
f_plane_restr	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1106
Nucleic Acid Atoms
Solvent Atoms	222
Heterogen Atoms	51

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
REFMAC	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.