3E1S

Structure of an N-terminal truncation of Deinococcus radiodurans RecD2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	13-18% ethanol, 100mM Tris, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.62	53.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.63	α = 90
b = 89.63	β = 90
c = 131.71	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 315		2007-09-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.07225	ESRF	ID23-1

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	2.2	50	98	0.038	15.2	2.4	33616	32947

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	2.2	2.3	98		0.321	3.2	2.25	4035

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	2.2	20.7	32946	30278	2668	98.19	0.23541	0.23541	0.2308	0.28744	RANDOM	43.288

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]
3.38			-4.09		0.71

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.963
r_dihedral_angle_3_deg	18.942
r_dihedral_angle_4_deg	16.719
r_dihedral_angle_1_deg	5.759
r_scangle_it	1.515
r_angle_refined_deg	1.246
r_scbond_it	1.004
r_angle_other_deg	0.889
r_mcangle_it	0.607
r_mcbond_it	0.499
r_symmetry_vdw_other	0.263
r_xyhbond_nbd_refined	0.205
r_nbd_refined	0.201
r_nbd_other	0.2
r_nbtor_refined	0.169
r_symmetry_vdw_refined	0.146
r_symmetry_hbond_refined	0.095
r_mcbond_other	0.092
r_nbtor_other	0.088
r_chiral_restr	0.07
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3889
Nucleic Acid Atoms
Solvent Atoms	265
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
DNA	data collection
XDS	data reduction
XDS	data scaling
SHARP	phasing