3GKI

NPC1(NTD):cholesterol

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	294	25% PEG 1500, 100 mM MES Acid, 30 mM Glycine, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.691	α = 90
b = 65.691	β = 90
c = 82.367	γ = 120

Symmetry
Space Group	P 64

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		CCD	ADSC QUANTUM 315		2008-08-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID		APS	19-ID

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	1.8	50	98.8	0.059				18504

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.83	94

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	SAD	THROUGHOUT	1.8	30.63	17519	962	98.85	0.1761	0.17448	0.20733	RANDOM	35.224

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]
-0.58	-0.29		-0.58		0.87

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.666
r_dihedral_angle_3_deg	15.62
r_dihedral_angle_4_deg	12.398
r_dihedral_angle_1_deg	5.607
r_scangle_it	3.639
r_scbond_it	2.361
r_angle_refined_deg	1.477
r_mcangle_it	1.42
r_mcbond_it	0.837
r_nbtor_refined	0.319
r_nbd_refined	0.219
r_symmetry_vdw_refined	0.183
r_xyhbond_nbd_refined	0.127
r_chiral_restr	0.102
r_symmetry_hbond_refined	0.089
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1749
Nucleic Acid Atoms
Solvent Atoms	100
Heterogen Atoms	70

Software

Software
Software Name	Purpose
REFMAC	refinement