Experiment: 2NRK

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	291	0.2M MgCl2(6H2O), 0.1M HEPES pH 7.5, 22% Polyacrylic Acid 5100 Sodium salt, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.665	α = 90
b = 82.149	β = 90
c = 30.519	γ = 90

Symmetry
Space Group	P 21 21 2

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	CUSTOM-MADE		2006-06-26	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97908, 0.97925	APS	19-BM

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	1.65	26.67	95	0.052	12.9	9.9	21900	21900		-3	31.62

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.69	65		0.473	2.96	5.5	1007

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	THROUGHOUT	1.65	26.67	20784	20784	1115	94.99	0.17943	0.17943	0.17769	0.2134	RANDOM	31.624

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]
-1.68			-1.13		2.81

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.49
r_dihedral_angle_3_deg	13.76
r_dihedral_angle_4_deg	9.867
r_dihedral_angle_1_deg	5.663
r_scangle_it	4.012
r_scbond_it	2.487
r_mcangle_it	1.491
r_angle_refined_deg	1.368
r_mcbond_it	0.883
r_nbtor_refined	0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.49
r_dihedral_angle_3_deg	13.76
r_dihedral_angle_4_deg	9.867
r_dihedral_angle_1_deg	5.663
r_scangle_it	4.012
r_scbond_it	2.487
r_mcangle_it	1.491
r_angle_refined_deg	1.368
r_mcbond_it	0.883
r_nbtor_refined	0.31
r_nbd_refined	0.205
r_symmetry_hbond_refined	0.193
r_xyhbond_nbd_refined	0.182
r_symmetry_vdw_refined	0.172
r_chiral_restr	0.098
r_bond_refined_d	0.014
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1381
Nucleic Acid Atoms
Solvent Atoms	289
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing
ARP/wARP	model building
CCP4	phasing
O	model building
Coot	model building

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.