Experiment: 3GEM

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	0.1 M HEPES buffer, 0.2 M Ammonium sulfate, 27% PEG 3350, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
1.95	36.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.198	α = 90
b = 73.77	β = 90
c = 162.168	γ = 90

Symmetry
Space Group	P 21 21 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 315		2008-12-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792	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	1.83	49.8	100	0.103	26.617	7.2	78827	78827			29.5

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	1.83	1.86	100		0.795	2.71	7.2	3878

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.83	49.8	78700	78700	3951	99.64	0.151	0.151	0.149	0.182	RANDOM	17.208

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]
0.13			-0.19		0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.152
r_dihedral_angle_4_deg	22.422
r_dihedral_angle_3_deg	14.453
r_dihedral_angle_1_deg	5.963
r_scangle_it	4.275
r_scbond_it	2.652
r_mcangle_it	1.76
r_angle_refined_deg	1.601
r_mcbond_it	1.002
r_angle_other_deg	0.991

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.152
r_dihedral_angle_4_deg	22.422
r_dihedral_angle_3_deg	14.453
r_dihedral_angle_1_deg	5.963
r_scangle_it	4.275
r_scbond_it	2.652
r_mcangle_it	1.76
r_angle_refined_deg	1.601
r_mcbond_it	1.002
r_angle_other_deg	0.991
r_mcbond_other	0.322
r_chiral_restr	0.104
r_bond_refined_d	0.019
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6648
Nucleic Acid Atoms
Solvent Atoms	716
Heterogen Atoms	4

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
SHELXD	phasing
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing
HKL-3000	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 R01GM133198.