3TJI

CRYSTAL STRUCTURE OF AN ENOLASE FROM ENTEROBACTER sp. 638 (EFI TARGET EFI-501662) with BOUND MG

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3GY1	PDB entry 3GY1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	298	Protein (10 mM Hepes, pH 7.8, 150 mM NaCl, 10% glycerol, 5 mM DTT, 5 mM MgCl2; Reservoir (2.5M NaCl, 100 mM Tris pH 7.5, 200 mM MgCl2); Cryoprotection (Reservoir + 20% glycerol), sitting drop vapor diffuction, temperature 298K, VAPOR DIFFUSION, SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 182.15	α = 90
b = 182.15	β = 90
c = 104.8	γ = 90

Symmetry
Space Group	P 42 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	RAYONIX MX225HE	MIRRORS	2011-08-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.9793	APS	31-ID

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	1.799	182.149	99.9	0.129	8.1	9.4	162263	162263			21

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	99.8		0.497	0.497	1.5	6	23392

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MIR	THROUGHOUT	PDB entry 3GY1	1.8	128.8	159493	159493	1966	98.22	0.2523	0.2523	0.2519	0.2819	RANDOM	12.595

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]
-0.52			-0.52		1.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.503
r_dihedral_angle_4_deg	16.879
r_dihedral_angle_3_deg	12.933
r_dihedral_angle_1_deg	5.766
r_scangle_it	2.508
r_scbond_it	1.605
r_angle_refined_deg	1.274
r_mcangle_it	0.904
r_mcbond_it	0.519
r_chiral_restr	0.089

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.503
r_dihedral_angle_4_deg	16.879
r_dihedral_angle_3_deg	12.933
r_dihedral_angle_1_deg	5.766
r_scangle_it	2.508
r_scbond_it	1.605
r_angle_refined_deg	1.274
r_mcangle_it	0.904
r_mcbond_it	0.519
r_chiral_restr	0.089
r_bond_refined_d	0.011
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12620
Nucleic Acid Atoms
Solvent Atoms	1329
Heterogen Atoms	46

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection
MOSFLM	data reduction
PHASES	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 R01GM133198.