1XK8

Divalent cation tolerant protein CUTA from Homo sapiens O60888

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1OSC	PDB entry 1OSC

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	modified microbatch	8.6	291	1.5M potassium hydrogen phosphate, 0.1M TRIS, pH 8.6, modified microbatch, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.07	40.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.157	α = 90
b = 89.517	β = 90
c = 125.847	γ = 90

Symmetry
Space Group	P 21 21 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	MARMOSAIC 225 mm CCD		2003-11-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	0.9793	APS	22-ID

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	2.4	50		0.073				24132

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)
	2.4	2.49	26.7		0.32

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	PDB entry 1OSC	2.7	32.67	19505	1053	100	0.24664	0.24459	0.28316	RANDOM	52.063

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]
4.61			-0.48		-4.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.817
r_dihedral_angle_4_deg	20.881
r_dihedral_angle_3_deg	15.455
r_dihedral_angle_1_deg	5.005
r_angle_other_deg	3.69
r_scangle_it	1.467
r_angle_refined_deg	1.048
r_scbond_it	0.781
r_mcangle_it	0.505
r_mcbond_it	0.256
r_symmetry_vdw_refined	0.224
r_nbd_other	0.213
r_symmetry_hbond_refined	0.207
r_nbd_refined	0.203
r_nbtor_refined	0.173
r_metal_ion_refined	0.165
r_xyhbond_nbd_refined	0.139
r_symmetry_vdw_other	0.138
r_nbtor_other	0.109
r_chiral_restr	0.06
r_bond_refined_d	0.013
r_gen_planes_other	0.004
r_gen_planes_refined	0.003
r_bond_other_d
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4828
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	3

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
EPMR	phasing