2BLP

RNase before unattenuated X-RAY burn

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.5		30 % PEG 5000 MME,1 M SODIUM CHLORIDE,50 MM PH 4.5 SODIUM ACETATE

Crystal Properties
Matthews coefficient	Solvent content
2.79	55.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.132	α = 90
b = 64.132	β = 90
c = 63.643	γ = 120

Symmetry
Space Group	P 32 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	ADSC CCD	BENT MIRROR	2004-12-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	1.4	50	96.8	0.04	10.93	1.9		55873		-3

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	1.4	1.49	90.3		0.24	3.25	1.9

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	1.4	45	28316	1509	99.2	0.147	0.145	0.176	RANDOM	11.12

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]
-0.15	-0.08		-0.15		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.562
r_dihedral_angle_4_deg	22.121
r_dihedral_angle_3_deg	11.194
r_dihedral_angle_1_deg	6.385
r_scangle_it	4.532
r_scbond_it	3.485
r_mcangle_it	2.684
r_mcbond_it	2.141
r_angle_refined_deg	1.655
r_angle_other_deg	0.992
r_symmetry_hbond_refined	0.532
r_nbd_refined	0.319
r_symmetry_vdw_other	0.282
r_symmetry_vdw_refined	0.259
r_xyhbond_nbd_refined	0.253
r_nbd_other	0.232
r_nbtor_refined	0.184
r_chiral_restr	0.11
r_nbtor_other	0.089
r_bond_refined_d	0.017
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.001
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	951
Nucleic Acid Atoms
Solvent Atoms	143
Heterogen Atoms	1

Software

Software
Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
SHELXD	phasing
SHELXE	phasing
REFMAC	refinement