2XR1 | pdb_00002xr1

DIMERIC ARCHAEAL CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR WITH N-TERMINAL KH DOMAINS (KH-CPSF) FROM METHANOSARCINA MAZEI

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2I7V	PDB ENTRY 2I7V

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		20%(W/V) PEG3350, 200MM SODIUM NITRATE, pH 8

Crystal Properties
Matthews coefficient	Solvent content
2.37	48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.66	α = 90
b = 97.72	β = 98.26
c = 90.72	γ = 90

Symmetry
Space Group	P 1 21 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	PIXEL	DECTRIS PILATUS 6M		2010-05-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA		SLS	X10SA

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	2.6	38.6	98.9	0.07	13.59	3.43		41154			64.1

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	2.6	2.75	95.8		0.57	2.09	3.4

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2I7V	2.59	38.43	39130	2023	98.92	0.21203	0.20919	0.2	0.26678	0.25	RANDOM	47.886

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]
1.48		-1.77	1.38		-3.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.212
r_dihedral_angle_4_deg	21.275
r_dihedral_angle_3_deg	18.607
r_dihedral_angle_1_deg	6.201
r_scangle_it	2.836
r_scbond_it	1.686
r_angle_refined_deg	1.483
r_angle_other_deg	0.958
r_mcangle_it	0.936
r_mcbond_it	0.474
r_mcbond_other	0.117
r_chiral_restr	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_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	9329
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms	4

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing