2PIE

Crystal structure of the FHA domain of RNF8 in complex with its optimal phosphopeptide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	batch crystallization	8	277	4 mM Tris pH 8, 4 mM NaCl, 0.4 mM DTT, pH 8.0, batch crystallization, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.632	α = 90
b = 76.865	β = 90
c = 120.744	γ = 90

Symmetry
Space Group	C 2 2 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	CCD	ADSC QUANTUM 315		2006-07-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.979462	SSRL	BL9-2

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	1.35	50	99.9	0.067	12.2	9		35871

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)
	1.35	1.4	100		0.354		6.1	3534

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	2CSW	1.35	50	35808	1812	99.79	0.182	0.181	0.198	RANDOM	15.494

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]
-0.65			0.85		-0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.279
r_dihedral_angle_4_deg	15.289
r_dihedral_angle_3_deg	12.624
r_dihedral_angle_1_deg	6.76
r_scangle_it	2.835
r_scbond_it	2.037
r_angle_refined_deg	1.539
r_mcangle_it	1.322
r_mcbond_it	1.177
r_angle_other_deg	0.908
r_symmetry_vdw_refined	0.427
r_symmetry_vdw_other	0.403
r_mcbond_other	0.226
r_nbd_refined	0.197
r_nbd_other	0.192
r_nbtor_refined	0.177
r_symmetry_hbond_refined	0.112
r_xyhbond_nbd_refined	0.1
r_chiral_restr	0.093
r_nbtor_other	0.083
r_bond_refined_d	0.011
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1239
Nucleic Acid Atoms
Solvent Atoms	190
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction