Experiment: 3CMC

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.9	293	2.7 M Ammonium Sulfate, 100 mM Tris-HCl buffer pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.67	α = 90
b = 122.63	β = 111.12
c = 81.79	γ = 90

Symmetry
Space Group	P 1 21 1

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	MAR CCD 165 mm		2006-02-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X13	0.806	EMBL/DESY, HAMBURG	X13

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	1.77	29.5	98.7	0.028	32.1	3.7	142733	142733			23.6

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	1.77	1.88	92.9		0.189	6.5	3.2	20259

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.77	29.5	149866	142733	7133	97.68	0.163	0.163	0.161	0.198	RANDOM	25.69

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]
0.3		-2.185	-1.163		0.863

RMS Deviations
Key	Refinement Restraint Deviation
IMPROPER ANGLES (DEGREES)	25.962
t_dihedral_angle_d	16.964
t_it	1.686
t_angle_deg	1.266
t_nbd	0.056
t_gen_planes	0.02
t_bond_d	0.011
t_trig_c_planes	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10100
Nucleic Acid Atoms
Solvent Atoms	1740
Heterogen Atoms	358

Software

Software
Software Name	Purpose
SCALA	data scaling
MOLREP	phasing
TNT	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
XDS	data reduction
BUSTER-TNT	refinement

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.