4PW1

Crystal structure of a protein with unknown function (CLOLEP_02462) from Clostridium leptum DSM 753 at 2.10 A resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9.33	277	0.20M lithium sulfate, 0.90M di-potassium hydrogen phosphate, 1.083M sodium dihydrogen phosphate, 0.1M Glycine pH 9.33, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.14

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.101	α = 90
b = 72.101	β = 90
c = 214.255	γ = 90

Symmetry
Space Group	P 41 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	PIXEL	DECTRIS PILATUS 6M	Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (horizontal focusing)	2013-11-26	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837,0.97959,0.97903	SSRL	BL11-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.1	29.907	99.6	0.077	14.5	5.9	33887	33887

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	2.1	2.15	99.1		0.285	0.285	2.7	5.4	2425

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	2.1	29.907	33813	1715	99.37	0.1653	0.1636	0.197	RANDOM	30.58

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]
-1.37			-1.37		2.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.445
r_dihedral_angle_4_deg	13.774
r_dihedral_angle_3_deg	12.339
r_dihedral_angle_1_deg	5.92
r_angle_refined_deg	1.541
r_angle_other_deg	1.05
r_chiral_restr	0.088
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_gen_planes_other	0.006

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.445
r_dihedral_angle_4_deg	13.774
r_dihedral_angle_3_deg	12.339
r_dihedral_angle_1_deg	5.92
r_angle_refined_deg	1.541
r_angle_other_deg	1.05
r_chiral_restr	0.088
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_gen_planes_other	0.006
r_bond_other_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3518
Nucleic Acid Atoms
Solvent Atoms	229
Heterogen Atoms	18

Software

Software
Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
SHELX	phasing
SHARP	phasing
SCALA	data scaling
REFMAC	refinement
MOSFLM	data reduction
SHELXD	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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.