2G8Y

The structure of a putative malate/lactate dehydrogenase from E. coli.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	302	1.8M ammonium sulfate, 0.1M sodium acetate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 302K

Crystal Properties
Matthews coefficient	Solvent content
5.024303	75.518997

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 139.095	α = 90
b = 139.095	β = 90
c = 151.654	γ = 120

Symmetry
Space Group	P 32 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	CUSTOM-MADE		2003-07-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97923, 0.97937, 1.00314	APS	19-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	2.15	35.5	96.1			88697	88697

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	2.15	2.23	72.8

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	2.15	35.5	84241	84241	4455	96.09	0.15902	0.15902	0.15757	0.18622	RANDOM	38.688

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]
1.81	0.91		1.81		-2.72

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.216
r_dihedral_angle_4_deg	19.743
r_dihedral_angle_3_deg	13.854
r_dihedral_angle_1_deg	5.843
r_scangle_it	3.949
r_scbond_it	2.647
r_angle_refined_deg	1.476
r_mcangle_it	1.42
r_mcbond_it	1.104
r_nbtor_refined	0.298
r_nbd_refined	0.204
r_symmetry_vdw_refined	0.192
r_symmetry_hbond_refined	0.189
r_xyhbond_nbd_refined	0.139
r_chiral_restr	0.093
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5438
Nucleic Acid Atoms
Solvent Atoms	877
Heterogen Atoms	184

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data scaling
HKL-3000	phasing
SHELX	phasing
MLPHARE	phasing
DM	phasing
RESOLVE	phasing
ARP/wARP	model building
O	model building
Coot	model building