Experiment: 1IQZ

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2FXB

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICRODIALYSIS	6.5	277	ammonium sulfate, MES, pH 6.5, MICRODIALYSIS, temperature 277.0K

Crystal Properties
Matthews coefficient	Solvent content
2.24	44.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.7	α = 90
b = 37.45	β = 105.7
c = 32.56	γ = 90

Symmetry
Space Group	C 1 2 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	ADSC QUANTUM 4	BENT CYLINDER	2000-06-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL40B2	0.70	SPring-8	BL40B2

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	0.92	13.5	99.5	0.074	6.5	4.9	54415	54415

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)
	0.92	0.96	99.5		0.219	2.7	3.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	FOURIER SYNTHESIS	FREE R	2FXB	0.92	7	53741	53741	5111	99.5	0.0972	0.0972	0.0966	0.113	RANDOM

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
6	486	766

RMS Deviations
Key	Refinement Restraint Deviation
s_non_zero_chiral_vol	0.109
s_zero_chiral_vol	0.098
s_approx_iso_adps	0.09
s_similar_adp_cmpnt	0.038
s_anti_bump_dis_restr	0.036
s_angle_d	0.028
s_from_restr_planes	0.028
s_bond_d	0.017
s_rigid_bond_adp_cmpnt	0.006
s_similar_dist

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	634
Nucleic Acid Atoms
Solvent Atoms	166
Heterogen Atoms	13

Software

Software
Software Name	Purpose
CNS	refinement
SHELXL-97	refinement
MOSFLM	data reduction
CCP4	data scaling
CNS	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.