Experiment: 1KQ6

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	291	PEG 550 DME, glycerol, ammonium sulfate, natrium citrate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
1.85	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.957	α = 90
b = 70.957	β = 90
c = 55.312	γ = 90

Symmetry
Space Group	I 41

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	MARRESEARCH		1999-11-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11	0.9098	EMBL/DESY, HAMBURG	X11

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.17	40	99.2	0.051

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	FREE R	1.18	40	78531	78531	4150	100	0.1324	0.1324	0.1324	0.1855	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
31		1354.37

RMS Deviations
Key	Refinement Restraint Deviation
s_approx_iso_adps	0.112
s_non_zero_chiral_vol	0.063
s_similar_adp_cmpnt	0.05
s_zero_chiral_vol	0.049
s_anti_bump_dis_restr	0.047
s_angle_d	0.037
s_from_restr_planes	0.0314
s_bond_d	0.011
s_rigid_bond_adp_cmpnt	0.007
s_similar_dist

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1148
Nucleic Acid Atoms
Solvent Atoms	177
Heterogen Atoms	75

Software

Software
Software Name	Purpose
MAR345	data collection
XDS	data reduction
SOLVE	phasing
SHELXL-97	refinement
XDS	data scaling

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.