2G4O

anomalous substructure of 3-ISOPROPYLMALATE DEHYDROGENASE

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.51	51.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.57	α = 90
b = 98.58	β = 90
c = 184.03	γ = 90

Symmetry
Space Group	P 21 21 21

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		2005-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X12	2.00	EMBL/DESY, HAMBURG	X12

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	30					97028

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	FOURIER SYNTHESIS	THROUGHOUT	2	30	94983	2045	99.86	0.21043	0.20941	0.26011	RANDOM	43.784

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]
2.03			1.19		-3.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.848
r_dihedral_angle_4_deg	17.131
r_dihedral_angle_3_deg	15.929
r_dihedral_angle_1_deg	6.874
r_scangle_it	6.239
r_scbond_it	4.433
r_mcangle_it	1.973
r_angle_refined_deg	1.703
r_mcbond_it	1.481
r_angle_other_deg	0.939
r_symmetry_vdw_other	0.303
r_symmetry_hbond_refined	0.298
r_xyhbond_nbd_refined	0.291
r_mcbond_other	0.266
r_nbd_refined	0.23
r_nbd_other	0.192
r_symmetry_vdw_refined	0.177
r_nbtor_refined	0.176
r_chiral_restr	0.107
r_nbtor_other	0.087
r_xyhbond_nbd_other	0.035
r_bond_refined_d	0.02
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9972
Nucleic Acid Atoms
Solvent Atoms	533
Heterogen Atoms	16

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
CCP4	data scaling
FFT	phasing