2BY1

Is radiation damage dependent on the dose-rate used during macromolecular crystallography data collection

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP			20% PEG 2000 MME, 0.1 M TRIS-HCL PH 8.5, 5% GLYCEROL, 0.1 M MGCL2

Crystal Properties
Matthews coefficient	Solvent content
1.86	33.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.608	α = 90
b = 66.742	β = 90
c = 153.538	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					M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29		ESRF	ID29

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	1.55	30	99.9	0.091	11.4	3.9		89654			13.4

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	1.55	1.63	99.9		0.62	1.7	3.8

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	OTHER	THROUGHOUT	1.55	20	85727	3604	99.7	0.159	0.158	0.191	RANDOM	15.43

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]
0.5			-0.62		0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.607
r_dihedral_angle_4_deg	17.018
r_dihedral_angle_3_deg	12.074
r_dihedral_angle_1_deg	5.819
r_scangle_it	3.552
r_scbond_it	2.492
r_angle_refined_deg	1.739
r_mcangle_it	1.738
r_mcbond_it	1.155
r_nbtor_refined	0.312
r_nbd_refined	0.221
r_xyhbond_nbd_refined	0.182
r_symmetry_vdw_refined	0.179
r_symmetry_hbond_refined	0.17
r_chiral_restr	0.133
r_bond_refined_d	0.02
r_gen_planes_refined	0.01
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4601
Nucleic Acid Atoms
Solvent Atoms	933
Heterogen Atoms	71

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling