Experiment: 3WEZ

Crystal structure of human beta-galactosidase in complex with NOEV

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3THC

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	PEG 3350, Ammonium sulfate, HEPES, pH 7.5, vapor diffusion, sittingdrop, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.62	53.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.933	α = 90
b = 115.915	β = 92.25
c = 140.51	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	95	CCD	ADSC QUANTUM 315r		2012-10-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	0.9800	Photon Factory	BL-17A

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	2.1	50	98.6	0.136	16.7	4.1		172353

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	2.1	2.14	96.4		0.602	3.2	3.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3THC	2.11	47.43	163719	8559	98.15	0.18084	0.17858	0.1807	0.22454	0.1803	RANDOM	22.83

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
r_dihedral_angle_2_deg	37.726
r_dihedral_angle_4_deg	20.513
r_dihedral_angle_3_deg	14.957
r_dihedral_angle_1_deg	6.73
r_angle_refined_deg	1.538
r_chiral_restr	0.099
r_bond_refined_d	0.012
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	19202
Nucleic Acid Atoms
Solvent Atoms	1513
Heterogen Atoms	380

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing