6JSN

Crystal Structure of BACE1 in complex with N-{3-[(5R)-3-amino-5-methyl-9,9-dioxo-2,9lambda6-dithia-4-azaspiro[5.5]undec-3-en-5-yl]-4-fluorophenyl}-5-(fluoromethoxy)pyrazine-2-carboxamide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1W50

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	293.15	0.2 M sodium citrate, 0.2 M ammonium iodide, 19%(w/v) polyethylene glycol 5000 monomethyl ether, pH 6.5

Crystal Properties
Matthews coefficient	Solvent content
3	59.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.705	α = 90
b = 101.705	β = 90
c = 170.422	γ = 120

Symmetry
Space Group	P 61 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV++		2016-07-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54178

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	2.6	50	99.7	0.18	22.3	7.3		16705

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	2.6	2.64			0.553

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1W50	2.6	20	14939	1680	99.51	0.2063	0.2006	0.2585	RANDOM	44.745

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	-0.08		-0.15		0.49

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.263
r_dihedral_angle_3_deg	16.688
r_dihedral_angle_4_deg	12.54
r_dihedral_angle_1_deg	6.819
r_angle_other_deg	2.124
r_angle_refined_deg	1.544
r_chiral_restr	0.091
r_bond_refined_d	0.01
r_bond_other_d	0.005
r_gen_planes_refined	0.005

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.263
r_dihedral_angle_3_deg	16.688
r_dihedral_angle_4_deg	12.54
r_dihedral_angle_1_deg	6.819
r_angle_other_deg	2.124
r_angle_refined_deg	1.544
r_chiral_restr	0.091
r_bond_refined_d	0.01
r_bond_other_d	0.005
r_gen_planes_refined	0.005
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2920
Nucleic Acid Atoms
Solvent Atoms	77
Heterogen Atoms	46

Software

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

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.