Experiment: 8T7Z

Crystal structure of alpha-glucosidase (yicI) from Klebsiella aerogenes

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1WE5

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9.5	291	JCSG+ A7: 20% (w/v) PEG 8000, 100 mM Ches pH 9.5. KlaeA.19615.a.B1.PW39183 at 20.7 mg/mL. plate 13206 well A7 drop 2 . Puck: PSL-0415, Cryo: 20% PEG 200 + 80% crystallant

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.788	α = 90
b = 208.509	β = 90
c = 280.763	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 EIGER2 XE 9M		2023-05-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 19-ID	0.9795	NSLS-II	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	2.7	49.55	100	0.185	0.2	0.076	0.994	9.4	6.9		132661

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.7	2.75		100	1.169	1.275	0.506	0.67		6.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.7	29.25	1	132427	6562	99.95	0.2308	0.2292	0.233	0.2629	0.2654

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	10.704
f_angle_d	0.615
f_chiral_restr	0.046
f_plane_restr	0.005
f_bond_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	36218
Nucleic Acid Atoms
Solvent Atoms	30
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing