3EWG

Crystal structure of the N-terminal domain of NusG (NGN) from Methanocaldococcus jannaschii

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	295	29% (v/v) dioxane, 20mM Bis-Tris propane pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.89	34.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.951	α = 90
b = 39.951	β = 90
c = 83.147	γ = 120

Symmetry
Space Group	P 32 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	IMAGE PLATE	MAR scanner 345 mm plate		2008-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.038	34.606	97.6	78.6	8.8		5232

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.03	2.1	84.1		17.1	6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB CODE 2EXU	2.04	26.59	4710	507	99.03	0.19933	0.19682	0.22454	RANDOM	35.301

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]
1.27	0.64		1.27		-1.91

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	44.106
r_dihedral_angle_3_deg	14.555
r_dihedral_angle_4_deg	13.123
r_dihedral_angle_1_deg	4.911
r_scangle_it	1.737
r_scbond_it	1.016
r_angle_refined_deg	1.015
r_mcangle_it	0.733
r_mcbond_it	0.655
r_nbtor_refined	0.296

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	44.106
r_dihedral_angle_3_deg	14.555
r_dihedral_angle_4_deg	13.123
r_dihedral_angle_1_deg	4.911
r_scangle_it	1.737
r_scbond_it	1.016
r_angle_refined_deg	1.015
r_mcangle_it	0.733
r_mcbond_it	0.655
r_nbtor_refined	0.296
r_symmetry_vdw_refined	0.184
r_nbd_refined	0.183
r_xyhbond_nbd_refined	0.12
r_symmetry_hbond_refined	0.114
r_chiral_restr	0.062
r_bond_refined_d	0.007
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	610
Nucleic Acid Atoms
Solvent Atoms	34
Heterogen Atoms	12

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	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 R01GM133198.