2BY9

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				25% PEG 8000, 0.2 M AMMONIUM SULPHATE AND 0.1 M TRIS-HCL PH 8.0

Crystal Properties
Matthews coefficient	Solvent content
1.73	28.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.245	α = 90
b = 58.323	β = 90
c = 66.735	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 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	1.3	20	98.8	0.06	11.5	3.7		52043			7.67

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	1.3	1.37	93		0.23	3	2.8

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	1.3	20	49859	2134	98.6	0.105	0.103	0.139	RANDOM	7.39

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]
0.21			-0.09		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.486
r_dihedral_angle_4_deg	19.277
r_dihedral_angle_3_deg	11.297
r_dihedral_angle_1_deg	7.282
r_scangle_it	3.852
r_scbond_it	3.221
r_angle_refined_deg	2.439
r_mcangle_it	2.32
r_mcbond_it	1.733
r_angle_other_deg	1.038
r_nbd_refined	0.436
r_symmetry_hbond_refined	0.232
r_xyhbond_nbd_refined	0.212
r_nbd_other	0.206
r_symmetry_vdw_other	0.203
r_nbtor_refined	0.189
r_symmetry_vdw_refined	0.167
r_chiral_restr	0.126
r_nbtor_other	0.091
r_bond_refined_d	0.018
r_gen_planes_refined	0.013
r_bond_other_d	0.007
r_gen_planes_other	0.007
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_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	1629
Nucleic Acid Atoms
Solvent Atoms	421
Heterogen Atoms	26

Software

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