Experiment: 3SX3

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LZ7	PDB ENTRY 1LZ7

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7	298	1% PEG4000, 5% MPD, 100 mM ammonium sulfate, 70 mM sodium chloride, 50 mM ADA, pH 7.6, 30 mM sodium acetate, pH 4.6, 5 mM manganese chloride, with 30% Glycerol as cryoprotectant, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.39	α = 90
b = 149.12	β = 90
c = 79.46	γ = 90

Symmetry
Space Group	C 2 2 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	IMAGE PLATE	RIGAKU RAXIS	OSMIC BLUE MIRRORS	2007-11-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-002	1.54

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	1.45	74.536	96.3	0.042	16	4.27		53446

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	1.45	1.5	96		0.371	3	3.48	5256

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1LZ7	1.45	20	53442	2703	96.27	0.1996	0.1981	0.19	0.2269	0.22	RANDOM	19.3385

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]
-0.17			0.13		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.903
r_dihedral_angle_4_deg	18.569
r_dihedral_angle_3_deg	12.723
r_dihedral_angle_1_deg	6.556
r_scangle_it	5.099
r_scbond_it	3.678
r_angle_refined_deg	2.38
r_mcangle_it	2.312
r_mcbond_it	1.439
r_chiral_restr	0.164

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.903
r_dihedral_angle_4_deg	18.569
r_dihedral_angle_3_deg	12.723
r_dihedral_angle_1_deg	6.556
r_scangle_it	5.099
r_scbond_it	3.678
r_angle_refined_deg	2.38
r_mcangle_it	2.312
r_mcbond_it	1.439
r_chiral_restr	0.164
r_bond_refined_d	0.029
r_gen_planes_refined	0.015

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2394
Nucleic Acid Atoms
Solvent Atoms	260
Heterogen Atoms	51

Software

Software
Software Name	Purpose
d*TREK	data reduction
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
d*TREK	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.