2NNC

Structure of the sulfur carrier protein SoxY from Chlorobium limicola f thiosulfatophilum

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	294	Ammonium phosphate, sodium acetate, DTT, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.23	42.8
2.41	47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.725	α = 90
b = 120.114	β = 90
c = 95.303	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	MARRESEARCH		2005-02-02		SINGLE WAVELENGTH
2	1	x-ray	293	CCD	MARRESEARCH		2005-05-26		SINGLE WAVELENGTH
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	1.06	EMBL/DESY, HAMBURG	BW7A
2	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	1.04	EMBL/DESY, HAMBURG	BW7A

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	2.14	99	98.1	0.055	33.4	7.81		13122		5.6

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	2.14	2.2	97.8		0.393	5.6		831

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 (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	2.14	20	12527	619	94.38	0.218	0.216	0.256	RANDOM	45.075

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]
-1.35			1.14		0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.415
r_dihedral_angle_4_deg	19.826
r_dihedral_angle_3_deg	13.338
r_dihedral_angle_1_deg	6.364
r_scangle_it	2.155
r_scbond_it	1.354
r_angle_refined_deg	1.317
r_mcangle_it	0.788
r_angle_other_deg	0.717
r_mcbond_it	0.571
r_nbd_other	0.192
r_symmetry_vdw_other	0.189
r_nbd_refined	0.179
r_nbtor_refined	0.171
r_xyhbond_nbd_refined	0.138
r_symmetry_vdw_refined	0.13
r_mcbond_other	0.118
r_nbtor_other	0.086
r_chiral_restr	0.069
r_symmetry_hbond_refined	0.039
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1613
Nucleic Acid Atoms
Solvent Atoms	47
Heterogen Atoms	12

Software

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