2G4X

Anomalous substructure od ribonuclease A (P3221)

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.32	α = 90
b = 64.32	β = 90
c = 63.74	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	MARRESEARCH		2005-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X12	2.0	EMBL/DESY, Hamburg	X12

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.95	30					11449

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	FOURIER SYNTHESIS	THROUGHOUT	1.95	30	11208	241	99.83	0.17618	0.17511	0.22392	RANDOM	23.62

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]
-0.03	-0.02		-0.03		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.738
r_dihedral_angle_4_deg	22.657
r_dihedral_angle_3_deg	16.527
r_scangle_it	7.674
r_dihedral_angle_1_deg	7.4
r_scbond_it	5.568
r_mcangle_it	2.318
r_angle_refined_deg	2.125
r_mcbond_it	1.735
r_angle_other_deg	1.053
r_symmetry_vdw_refined	0.63
r_mcbond_other	0.332
r_symmetry_vdw_other	0.253
r_nbd_other	0.206
r_nbd_refined	0.205
r_nbtor_refined	0.172
r_xyhbond_nbd_refined	0.143
r_chiral_restr	0.117
r_symmetry_hbond_refined	0.117
r_nbtor_other	0.096
r_bond_refined_d	0.027
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	951
Nucleic Acid Atoms
Solvent Atoms	88
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
CCP4	data scaling
FFT	phasing