5HFN

Crystal structure of a loop truncation variant of Thermotoga maritima Acetyl Esterase TM0077 (apo structure) at 2.75 Angstrom resolution

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5FDF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	295	Reservoir solution is composed of 35%(V/V) Pentaerythritolpropoxylate (5/4 PO/OH), 200mM potassium chloride, 50mM HEPES pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
2.67	53.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 155.08	α = 90
b = 155.08	β = 90
c = 165.1	γ = 120

Symmetry
Space Group	P 31 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate		2013-06-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	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	2.75	52.09	100	0.145	0.046	0.997	14.7	10.5		60062			62.65

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.75	2.82	100		1.174	0.408	0.716	2.2	8.9	4413

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	5FDF	2.75	52.09	56965	3028	99.92	0.1997	0.1981	0.2306	RANDOM	53.878

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]
-0.44	-0.22		-0.44		1.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.734
r_dihedral_angle_4_deg	15.42
r_dihedral_angle_3_deg	13.752
r_dihedral_angle_1_deg	6.397
r_mcangle_it	1.825
r_angle_refined_deg	1.816
r_angle_other_deg	1.677
r_mcbond_it	1.087
r_mcbond_other	1.085
r_chiral_restr	0.104

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.734
r_dihedral_angle_4_deg	15.42
r_dihedral_angle_3_deg	13.752
r_dihedral_angle_1_deg	6.397
r_mcangle_it	1.825
r_angle_refined_deg	1.816
r_angle_other_deg	1.677
r_mcbond_it	1.087
r_mcbond_other	1.085
r_chiral_restr	0.104
r_bond_refined_d	0.019
r_gen_planes_refined	0.013
r_bond_other_d	0.012
r_gen_planes_other	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13211
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms

Software

Software
Software Name	Purpose
MAR345dtb	data collection
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
MOLREP	phasing
Coot	model building

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.