2QCN

Covalent complex of the orotidine-5'-monophosphate decarboxylase domain of human UMP synthase with 6-iodo-UMP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	295	pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.448	α = 90
b = 61.912	β = 114.06
c = 70.28	γ = 90

Symmetry
Space Group	P 1 21 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	IMAGE PLATE	MAR scanner 345 mm plate		2007-04-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.5419

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.85	34.94	99.1	0.053	17.6	4.9		46040

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.9	79.9		0.271	2.9	2.7	1575

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.85	34.94	43717	2306	99.25	0.15795	0.15634	0.18843	RANDOM	25.916

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]
0.4		2.01	-1.06		2.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.42
r_dihedral_angle_4_deg	17.925
r_dihedral_angle_3_deg	14.957
r_dihedral_angle_1_deg	5.725
r_scangle_it	3.775
r_scbond_it	2.649
r_angle_refined_deg	1.474
r_mcangle_it	1.441
r_mcbond_it	1.375
r_angle_other_deg	0.943
r_symmetry_vdw_refined	0.271
r_symmetry_vdw_other	0.262
r_mcbond_other	0.233
r_nbd_refined	0.216
r_nbd_other	0.201
r_nbtor_refined	0.176
r_xyhbond_nbd_refined	0.137
r_symmetry_hbond_refined	0.133
r_chiral_restr	0.091
r_nbtor_other	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3929
Nucleic Acid Atoms
Solvent Atoms	410
Heterogen Atoms	59

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
COMO	phasing