3MC3

Crystal structure of DsrE/DsrF-like family protein (NP_342589.1) from SULFOLOBUS SOLFATARICUS at 1.49 A resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	277	5.0000% polyethylene glycol 3000, 40.0000% polyethylene glycol 400, 0.1M MES pH 6.0, NANODROP', VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.07	α = 90
b = 64.07	β = 90
c = 105.68	γ = 120

Symmetry
Space Group	H 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	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2008-11-15	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837,0.97871,0.97831	SSRL	BL11-1

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	1.49	26.832	96.1	0.03	13.48			26406		-3	17.255

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	1.49	1.54	94.9		0.315	2

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.49	26.832	26404	1355	99.81	0.123	0.122	0.14	RANDOM	14.739

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]
-0.14			-0.14		0.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.617
r_dihedral_angle_4_deg	15.774
r_dihedral_angle_3_deg	14.326
r_dihedral_angle_1_deg	4.776
r_scangle_it	4.164
r_scbond_it	2.709
r_angle_refined_deg	1.509
r_mcangle_it	1.422
r_angle_other_deg	0.934
r_mcbond_it	0.816

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.617
r_dihedral_angle_4_deg	15.774
r_dihedral_angle_3_deg	14.326
r_dihedral_angle_1_deg	4.776
r_scangle_it	4.164
r_scbond_it	2.709
r_angle_refined_deg	1.509
r_mcangle_it	1.422
r_angle_other_deg	0.934
r_mcbond_it	0.816
r_mcbond_other	0.224
r_chiral_restr	0.098
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	975
Nucleic Acid Atoms
Solvent Atoms	111
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.