1JYH

Crystal Structure of the Escherichia coli SbmC protein (AKA Gyrase Inhibitory Protein GyrI, AKA YeeB)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	295	PEG2000 monomethyl ether, ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.93	58.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.44	α = 90
b = 72.44	β = 90
c = 80.891	γ = 90

Symmetry
Space Group	P 43 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	MARRESEARCH		2001-08-08	M	MAD
2	1	x-ray	100	CCD	MARRESEARCH		2001-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X9A	0.97935, 0.97954	NSLS	X9A
2	SYNCHROTRON	NSLS BEAMLINE X9A	0.97962	NSLS	X9A

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	1.8	20	95.7	0.057			19658	19658			10.5

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)
	1.8	1.9	99.3		0.09

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	1.8	19.93	19658	19658	1932	95.7	0.1988	0.196	0.196	0.222	RANDOM	17

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]
0.37			0.37		-0.75

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	25
c_scangle_it	3.04
c_scbond_it	2.03
c_mcangle_it	1.82
c_angle_deg	1.3
c_mcbond_it	1.18
c_improper_angle_d	0.67
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1256
Nucleic Acid Atoms
Solvent Atoms	177
Heterogen Atoms

Software

Software
Software Name	Purpose
MLPHARE	phasing
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling