5W4B

The crystal structure of human S-adenosylhomocysteine hydrolase (AHCY) bound to benzothiazole 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
3.15	60.95

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.511	α = 90
b = 406.464	β = 90
c = 186.724	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		2015-03-25	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	2.65	50	99.4	0.237	0.256	0.094	3.6	7.2		104368

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	2.65	2.7	98.9		0.959	1.034	0.385	0.83		7.1

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	2.65	30	99028	5287	99.17	0.2015	0.1994	0.2405	RANDOM	42.891

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]
-0.15			-1.93		2.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.43
r_dihedral_angle_3_deg	14.634
r_dihedral_angle_4_deg	13.442
r_dihedral_angle_1_deg	5.857
r_angle_refined_deg	1.269
r_angle_other_deg	1.255
r_chiral_restr	0.066
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.43
r_dihedral_angle_3_deg	14.634
r_dihedral_angle_4_deg	13.442
r_dihedral_angle_1_deg	5.857
r_angle_refined_deg	1.269
r_angle_other_deg	1.255
r_chiral_restr	0.066
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	19896
Nucleic Acid Atoms
Solvent Atoms	1249
Heterogen Atoms	537

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.