6ZFH

Structure of human galactokinase in complex with galactose and 2'-(benzo[d]oxazol-2-ylamino)-7',8'-dihydro-1'H-spiro[cyclopentane-1,4'-quinazolin]-5'(6'H)-one

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1WUU

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	Morpheus condition: Buffer system 1: 0.1 M pH 6.5, Imidazole; MES monohydrate (acid) Amino acids: 0.02M L-Na-Glutamate; 0.02M Alanine (racemic); 0.02M Glycine; 0.02M Lysine HCl (racemic); 0.02M Serine (racemic) Precipitant Mix 1: 20% v/v PEG 500 MME; 10 % w/v PEG 20000

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 119.872	α = 90
b = 97.204	β = 98.51
c = 144.812	γ = 90

Symmetry
Space Group	P 1 21 1

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 PILATUS 6M-F		2018-07-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9763	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	Rpim I (All)	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	2.439	98.79	99.3	0.325	0.126	6	6.6		121943			41.59

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.44	2.48	96.9		3.561	1.375	1	6.7

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	THROUGHOUT	1WUU	2.439	98.787	1.34	121627	5980	99.06	0.2122	0.2097	0.2619	58.6014

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	22210
Nucleic Acid Atoms
Solvent Atoms	332
Heterogen Atoms	271

Software

Software
Software Name	Purpose
xia2	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
Aimless	data reduction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.