5W49

The crystal structure of human S-adenosylhomocysteine hydrolase (AHCY) bound to oxadiazole inhibitor

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	8-12% PEG8000, 0.12 M ethylene glycol, 0.1 M Tris(base):Bicine, pH 8.5

Crystal Properties
Matthews coefficient	Solvent content
3.11	60.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 92.862	α = 90
b = 136.102	β = 90
c = 186.728	γ = 90

Symmetry
Space Group	C 2 2 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	ADSC QUANTUM 315r		2015-02-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	0.9765	ALS	5.0.3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.4	50	100	0.159	0.173	0.067	5.1	6.5		46364

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	2.4	2.44	100		0.895	0.974	0.382	0.826		6.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.4	30	43991	2320	99.43	0.1929	0.1912	0.2255	RANDOM	43.593

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]
0.61			-2.55		1.95

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37
r_dihedral_angle_4_deg	14.758
r_dihedral_angle_3_deg	14.141
r_dihedral_angle_1_deg	5.925
r_angle_refined_deg	1.292
r_angle_other_deg	0.923
r_chiral_restr	0.069
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37
r_dihedral_angle_4_deg	14.758
r_dihedral_angle_3_deg	14.141
r_dihedral_angle_1_deg	5.925
r_angle_refined_deg	1.292
r_angle_other_deg	0.923
r_chiral_restr	0.069
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6644
Nucleic Acid Atoms
Solvent Atoms	441
Heterogen Atoms	202

Software

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

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.