1EHA

CRYSTAL STRUCTURE OF GLYCOSYLTREHALOSE TREHALOHYDROLASE FROM SULFOLOBUS SOLFATARICUS

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	282	0.6-1.1 M sodium citrate 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 282K

Crystal Properties
Matthews coefficient	Solvent content
4.1	69.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.366	α = 90
b = 80.366	β = 90
c = 281.998	γ = 120

Symmetry
Space Group	P 32 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	282	IMAGE PLATE	RIGAKU RAXIS IIC	CHARLES SUPPER DOUBLE-MIRROR FOCUSING SYSTEM		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	3	55.9	93	0.117	11.6	4.3	93107	21534		-3	36.6

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)
	3	3.1	73		0.666	1.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	Isomorphous Replacement	1EH9	3	20	21490	20393		93			CCP4 Uniqueify script

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
t_dihedral_angle_d	23.357
t_angle_deg	2.36
t_nbd	0.02
t_bond_d	0.015
t_trig_c_planes	0.014
t_gen_planes	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4542
Nucleic Acid Atoms
Solvent Atoms	30
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
TNT	refinement

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.