Experiment: 3OPC

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	0.02 M MgCl2, 0.1 M HEPES, 22% polyacrylic acid 5100 sodium salt, strontium chloride 0.01 M, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.21

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.57	α = 90
b = 90.39	β = 90
c = 49.19	γ = 90

Symmetry
Space Group	P 21 21 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	CCD	ADSC QUANTUM 210r	mirrors	2010-07-19	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97924, 0.9793992, 0.9796705	APS	19-BM

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	2.09	50	99.8	0.1	19.7	4.5		18169		-3	29

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)
	2.1	2.14	100		0.583	2.4	4.5	900

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	MAD	THROUGHOUT	2.09	27.45	18056	18056	1297	99.36	0.21601	0.21601	0.21306	0.25574	RANDOM	25.4

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]
-1.03			-1.9		2.93

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.73
r_dihedral_angle_4_deg	20.431
r_dihedral_angle_3_deg	14.442
r_dihedral_angle_1_deg	4.303
r_scangle_it	4.256
r_scbond_it	2.5
r_mcangle_it	1.346
r_angle_refined_deg	1.199
r_angle_other_deg	0.865
r_mcbond_it	0.689

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.73
r_dihedral_angle_4_deg	20.431
r_dihedral_angle_3_deg	14.442
r_dihedral_angle_1_deg	4.303
r_scangle_it	4.256
r_scbond_it	2.5
r_mcangle_it	1.346
r_angle_refined_deg	1.199
r_angle_other_deg	0.865
r_mcbond_it	0.689
r_mcbond_other	0.17
r_chiral_restr	0.065
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1924
Nucleic Acid Atoms
Solvent Atoms	84
Heterogen Atoms	6

Software

Software
Software Name	Purpose
SBC-Collect	data collection
Auto-Rickshaw	phasing
SHELXD	phasing
ABS	model building
SHARP	phasing
DM	model building
HELICAP	model building
Coot	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
ABS	phasing
DM	phasing
HELICAP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.