1UX0

Bacillus subtilis cytidine deaminase with an Arg56 - Gln substitution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1JTK	PDB ENTRY 1JTK

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.6		VAPOUR DIFFUSION AT RT: PROTEIN: 4.6 MG/ML + 5 MM TETRAHYDRODEOXYURIDINE PRECIPITANT: 17-23 % MPD, 10 MM CALCIUM CHLORIDE 0.1 M SODIUM ACETATE, pH 4.60

Crystal Properties
Matthews coefficient	Solvent content
2.1	41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.88	α = 90
b = 66.098	β = 115.64
c = 55.514	γ = 90

Symmetry
Space Group	C 1 2 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	MARRESEARCH		2001-11-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I711		MAX II	I711

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	1.99	20	100	0.106	16.9	6.4		16761			15.7

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	1.99	2.04	99.4		0.351	3.2

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	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 1JTK	1.99	19.95	16757	777	99.6	0.191	0.191	0.207	RANDOM	24

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]
-5.24		1.08	5.35		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.9
c_scangle_it	2.67
c_scbond_it	1.92
c_mcangle_it	1.62
c_mcbond_it	1.15
c_angle_deg	1.1
c_improper_angle_d	0.73
c_bond_d	0.004
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1952
Nucleic Acid Atoms
Solvent Atoms	145
Heterogen Atoms	34

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling