3R2N

Crystal structure of cytidine deaminase from Mycobacterium leprae

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	289	MyleA.00495.a.A1 PS00720 at 66.15 mg/mL against JCSG+ screen condition D6, 0.2 M MgCl2, 0.1 M Tris pH 8.5, 20% PEG 8000 with 25% ethylene glycol as cryo-protectant, crystal tracking ID 217493d6, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.03	39.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.84	α = 90
b = 79.74	β = 90
c = 104.54	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	ADSC QUANTUM 315r		2011-03-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.1	0.97946	ALS	5.0.1

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	2.3	50	99.2	0.081	16.65	6	21771	21604		-3	39.824

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	2.3	2.36	97.5		0.475	3.98	5.6	1584

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 3MPZ	2.3	50	21515	1078	98.84	0.1844	0.1824	0.2232	RANDOM	35.3068

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]
4.48			-0.71		-3.76

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.281
r_dihedral_angle_4_deg	21.934
r_dihedral_angle_3_deg	16.209
r_dihedral_angle_1_deg	5.455
r_scangle_it	2.565
r_scbond_it	1.714
r_angle_refined_deg	1.459
r_mcangle_it	0.982
r_mcbond_it	0.544
r_chiral_restr	0.098
r_bond_refined_d	0.014
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3486
Nucleic Acid Atoms
Solvent Atoms	110
Heterogen Atoms	26

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
BOS	data collection
XDS	data reduction