3QXI

Crystal structure of enoyl-CoA hydratase EchA1 from Mycobacterium marinum

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	289	MymaA.01530.f.A1 PS00846 at 33.15 mg/mL against JCSG+ A5, 0.2 M magnesium formate, 25% PEG 3350 with 25% ethylene glycol as cryo-protectant, crystal tracking ID 218651a5, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.17	43.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 126.78	α = 90
b = 77.71	β = 107.94
c = 76.47	γ = 90

Symmetry
Space Group	C 1 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	CCD	ADSC QUANTUM 315r		2010-12-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.1		ALS	5.0.1

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	2.2	50	96.9	0.08	14.4	3.7	36052	34932		-3	30.815

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	2.2	2.26	82		0.412	2.83	3.3	2672

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 ENTRY 2IEX	2.2	50	34879	1735	96.86	0.1768	0.1736	0.237	RANDOM	25.579

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]
1.82		0.2	0.28		-1.98

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.33
r_dihedral_angle_4_deg	20.629
r_dihedral_angle_3_deg	13.698
r_dihedral_angle_1_deg	5.675
r_scangle_it	3.505
r_scbond_it	2.072
r_angle_refined_deg	1.441
r_mcangle_it	1.181
r_mcbond_it	0.652
r_chiral_restr	0.092
r_bond_refined_d	0.015
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5332
Nucleic Acid Atoms
Solvent Atoms	398
Heterogen Atoms

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
BOS	data collection
XDS	data reduction