2IX1

RNase II D209N mutant

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	293	VAPOUR DIFFUSION IN SITTING DROPS WITH 1.5 MICRO-L OF PROTEIN SOLUTION, 20 MM TRIS-HCL PH 8, 150 MM NACL, 10% GLYCEROL AND 1 MM DTT, AND 1.5 MICRO-L OF WELL SOLUTION,2.4 M SODIUM MALONATE PH 6.0, AT 293 K

Crystal Properties
Matthews coefficient	Solvent content
4.29	71.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.316	α = 90
b = 86.316	β = 90
c = 279.245	γ = 120

Symmetry
Space Group	P 65

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		2004-11-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	2.74	51	99.9	0.08	28.6	9.2		30737

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	2.74	2.85	100		0.64	3.4

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	MIRAS	THROUGHOUT	2.74	29.3	29091	1547	99.9	0.187	0.185	0.225	RANDOM	54.83

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]
-0.06	-0.03		-0.06		0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.052
r_dihedral_angle_3_deg	20.332
r_dihedral_angle_4_deg	19.713
r_scangle_it	7.574
r_dihedral_angle_1_deg	6.408
r_scbond_it	4.874
r_mcangle_it	3.396
r_mcbond_it	2.003
r_angle_refined_deg	1.428
r_nbtor_refined	0.313
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.218
r_xyhbond_nbd_refined	0.134
r_chiral_restr	0.102
r_symmetry_hbond_refined	0.092
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
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	5092
Nucleic Acid Atoms	287
Solvent Atoms	48
Heterogen Atoms	1

Software

Software
Software Name	Purpose
SHARP	model building
SCALEPACK	data scaling
SHELXCD	phasing
SHELXD	phasing
SHELXE	phasing
SHARP	phasing
REFMAC	refinement