Experiment: 3PBU

Crystal structure of the mutant I96S of orotidine 5'-monophosphate decarboxylase from Methanobacterium thermoautotrophicum complexed with 6-azauridine 5'-monophosphate

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3G18

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	30% PEG 4000, 0.1M Sodium Citrate, 0.2M Ammonium acetate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.788	α = 90
b = 64.088	β = 115.6
c = 61.599	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	CCD	ADSC QUANTUM 4		2010-08-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97915	NSLS	X4A

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	1.299	32.334	96.32			99507	99507

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	3G18	1.299	32.334	99507	99507	4965	96.32	0.2242	0.2242	0.223	0.2193	0.2468	0.2431	RANDOM

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]
-1.0164		-2.4459	1.5817		-0.5653

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.58
f_angle_d	1.104
f_chiral_restr	0.073
f_bond_d	0.006
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3318
Nucleic Acid Atoms
Solvent Atoms	348
Heterogen Atoms	42

Software

Software
Software Name	Purpose
ADSC	data collection
BALBES	phasing
PHENIX	refinement
DENZO	data reduction
SCALEPACK	data scaling