3K92

Crystal structure of a E93K mutant of the majour Bacillus subtilis glutamate dehydrogenase RocG

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	290	20% Peg 3350, 20% glycerol, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.86	56.95

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 137.614	α = 90
b = 143.072	β = 90
c = 162.607	γ = 90

Symmetry
Space Group	P 21 21 21

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		2008-05-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.97	Diamond	I02

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	2.3	20	99.8			142264	142264

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	2.3	2.42	100

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.3	18.67	141980	141980	7159	99.8	0.185	0.185	0.182	0.238	RANDOM	52.894

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]
-0.14			-0.09		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.108
r_dihedral_angle_4_deg	19.737
r_dihedral_angle_3_deg	19.629
r_dihedral_angle_1_deg	6.754
r_scangle_it	4.425
r_scbond_it	2.805
r_angle_refined_deg	1.867
r_mcangle_it	1.655
r_angle_other_deg	1.112
r_mcbond_it	0.891

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.108
r_dihedral_angle_4_deg	19.737
r_dihedral_angle_3_deg	19.629
r_dihedral_angle_1_deg	6.754
r_scangle_it	4.425
r_scbond_it	2.805
r_angle_refined_deg	1.867
r_mcangle_it	1.655
r_angle_other_deg	1.112
r_mcbond_it	0.891
r_mcbond_other	0.231
r_chiral_restr	0.125
r_bond_refined_d	0.022
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	18769
Nucleic Acid Atoms
Solvent Atoms	824
Heterogen Atoms	35

Software

Software
Software Name	Purpose
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
XDS	data reduction

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.