Experiment: 4CI6

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3HBT	PDB ENTRIES 3HBT, 2H7O
experimental model	PDB	2H7O	PDB ENTRIES 3HBT, 2H7O

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		30% PEG400, 0.1M HEPES PH7.5, 0.2M SODIUM CHLORIDE

Crystal Properties
Matthews coefficient	Solvent content
3.4	64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.799	α = 90
b = 121.85	β = 94.87
c = 89.339	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	110	CCD	ADSC QUANTUM 315	TOROIDAL FOCUSING MIRROR		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSRRC BEAMLINE BL13B1		NSRRC	BL13B1

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	2.65	20	95.9	0.1	12.75	3.6		41770

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	2.65	2.7	75.1		0.47	2.65	3.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRIES 3HBT, 2H7O	2.651	20.022	1.34	41765	2107	95.45	0.1873	0.1856	0.2201

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.917
f_angle_d	0.605
f_chiral_restr	0.023
f_plane_restr	0.003
f_bond_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7315
Nucleic Acid Atoms
Solvent Atoms	171
Heterogen Atoms	32

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	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.