2QR6

Crystal structure of IMP dehydrogenase/GMP reductase-like protein (NP_599840.1) from Corynebacterium glutamicum ATCC 13032 Kitasato at 1.50 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	NANODROP, 0.2M Mg(OAc)2, 30.0% MPD, 0.1M Cacodylate pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 127.13	α = 90
b = 127.13	β = 90
c = 54.85	γ = 90

Symmetry
Space Group	I 4

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 325 mm CCD	Flat mirror (vertical focusing)	2007-06-20	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837, 0.97925, 0.97904	SSRL	BL11-1

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	1.5	29.656	97.6	0.036	10.61			69856		-3	28.377

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	1.5	1.55	94.3		0.605	1.4

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	MAD	THROUGHOUT	1.5	29.656	69848	3530	99.49	0.17	0.169	0.188	RANDOM	26.183

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		1.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.364
r_dihedral_angle_4_deg	14.583
r_dihedral_angle_3_deg	10.972
r_scangle_it	6.551
r_scbond_it	4.981
r_dihedral_angle_1_deg	4.472
r_mcangle_it	3
r_mcbond_it	2.246
r_angle_refined_deg	1.751
r_angle_other_deg	1.459
r_mcbond_other	0.521
r_symmetry_vdw_other	0.244
r_nbd_refined	0.192
r_nbtor_refined	0.164
r_nbd_other	0.163
r_symmetry_hbond_refined	0.14
r_xyhbond_nbd_refined	0.115
r_symmetry_vdw_refined	0.114
r_chiral_restr	0.087
r_nbtor_other	0.077
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_bond_other_d	0.004
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2727
Nucleic Acid Atoms
Solvent Atoms	285
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing