2QSD

Crystal structure of a protein Il1583 from Idiomarina loihiensis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	294	2M Ammonium sulfate, 0.1M Tris-HCl, 10% Glycerol, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
3.11	60.43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 185.401	α = 90
b = 185.401	β = 90
c = 185.401	γ = 90

Symmetry
Space Group	P 2 3

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	MAR CCD 165 mm	MIRRORS	2007-05-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID		APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.5	50	99.8	0.074	0.059	6.5	5.7		142014		-0.5	70.85

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.59	99.9		0.72	0.8	1.3	5.1

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.5	20	70754	2207	99.8	0.21632	0.21515	0.21	0.25318	0.24	RANDOM	64.717

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.006
r_dihedral_angle_4_deg	16.793
r_dihedral_angle_3_deg	16.383
r_scangle_it	9.629
r_scbond_it	7.344
r_mcangle_it	6.86
r_dihedral_angle_1_deg	4.934
r_mcbond_it	4.419
r_angle_refined_deg	1.093
r_nbtor_refined	0.302
r_symmetry_hbond_refined	0.171
r_xyhbond_nbd_refined	0.15
r_nbd_refined	0.138
r_symmetry_vdw_refined	0.095
r_chiral_restr	0.074
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9382
Nucleic Acid Atoms
Solvent Atoms	279
Heterogen Atoms	6

Software

Software
Software Name	Purpose
SHELX	model building
REFMAC	refinement
MAR345	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	phasing