4DEL

Active site loop dynamics of a class IIa fructose 1,6-bisphosphate aldolase from M. tuberculosis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.8	293	26% PEG 300, 0.1 M sodium acetate, 2mM phosphoglycolohydroxamate, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
4.07	69.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.797	α = 90
b = 119.605	β = 90
c = 164.101	γ = 90

Symmetry
Space Group	I 2 2 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	MARMOSAIC 300 mm CCD		2009-06-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1	APS	22-ID

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	1.58	93.9	94			79039	78320

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	1.58	1.64	77.5		0.279	4.2

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 3EKL	1.58	49.74	79039	78207	3910	93.9	0.1893	0.1885	0.2054	RANDOM	24.0601

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]
2.52			-1.55		-0.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.994
r_dihedral_angle_4_deg	18.847
r_dihedral_angle_1_deg	18.029
r_dihedral_angle_3_deg	12.342
r_scangle_it	2.835
r_scbond_it	1.699
r_angle_refined_deg	1.194
r_mcangle_it	1.018
r_mcbond_it	0.564
r_metal_ion_refined	0.473
r_nbtor_refined	0.302
r_nbd_refined	0.211
r_symmetry_vdw_refined	0.198
r_symmetry_hbond_refined	0.143
r_xyhbond_nbd_refined	0.112
r_chiral_restr	0.094
r_symmetry_metal_ion_refined	0.027
r_bond_refined_d	0.01
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2583
Nucleic Acid Atoms
Solvent Atoms	513
Heterogen Atoms	36

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling