3O48

Crystal structure of fission protein Fis1 from Saccharomyces cerevisiae

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.4	298	20% PEG 8000, 0.2M ammonium sulfate, 0.05 M Tris, 0.05 M NaCl, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.14

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.02	α = 90
b = 46.02	β = 90
c = 139.22	γ = 90

Symmetry
Space Group	P 43 21 2

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	meridionally-bent fused silica mirror with palladium and uncoated stripes	2009-10-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	1.0	NSLS	X25

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	1.75	50	95.8	0.324	0.061	10.21	23.26		15603		2

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	1.75	1.8			0.51	0.14	6.84	26.16

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	2pqn	1.75	19.74	15294	14487	807	100	0.16635	0.16523	0.18788	RANDOM	22.962

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]
0.01			0.01		-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.924
r_dihedral_angle_4_deg	14.803
r_dihedral_angle_3_deg	12.514
r_dihedral_angle_1_deg	4.105
r_scangle_it	4.025
r_scbond_it	2.398
r_mcangle_it	1.791
r_mcbond_it	1.004
r_angle_refined_deg	0.853
r_angle_other_deg	0.777
r_mcbond_other	0.277
r_chiral_restr	0.053
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1074
Nucleic Acid Atoms
Solvent Atoms	231
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
BALBES	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling