Experiment: 1NXK

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	296	2M ammonium sulfate, 100 mM HEPES pH 7.5, 2% PEG 400, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
2.67	54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.202	α = 90
b = 160.202	β = 90
c = 133.481	γ = 120

Symmetry
Space Group	P 63

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	Double crystal Si(111)	2002-06-15	M	SINGLE WAVELENGTH
2	1	x-ray	100	M	MAD
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	1.1	ALS	5.0.2
2	SYNCHROTRON	ALS BEAMLINE 5.0.2	0.95666, 0.97926, 0.97955	ALS	5.0.2

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	2.7	50	98.1	0.047	20.2	4.1	53383	52352

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	2.7	2.8	84.1		0.481	1.6	3.01	4467

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.7	20	2	52185	49551	2634	98.05	0.24079	0.23872	0.23898	0.27442	RANDOM	29.46

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]
2.13	1.07		2.13		-3.2

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	7.188
r_scbond_it	4.622
r_dihedral_angle_1_deg	2.73
r_mcangle_it	2.597
r_angle_refined_deg	2.36
r_mcbond_it	1.337
r_symmetry_vdw_refined	0.306
r_nbd_refined	0.3
r_symmetry_hbond_refined	0.295
r_xyhbond_nbd_refined	0.195

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	7.188
r_scbond_it	4.622
r_dihedral_angle_1_deg	2.73
r_mcangle_it	2.597
r_angle_refined_deg	2.36
r_mcbond_it	1.337
r_symmetry_vdw_refined	0.306
r_nbd_refined	0.3
r_symmetry_hbond_refined	0.295
r_xyhbond_nbd_refined	0.195
r_chiral_restr	0.127
r_bond_refined_d	0.018
r_gen_planes_refined	0.015

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9213
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms	150

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
SHARP	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.