Experiment: 7QH0

Apo structure of the Leishmania mexicana triose-phosphate isomerase (LmTIM), N11A-E65Q variant, open conformation

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1N55

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8	293.15	50 mM Tris-HCl pH 8.0, 22.5% PEG 6000, 0.275 M CaCl2 and 3% v/v tert-butanol

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.815	α = 83.117
b = 73.898	β = 89.327
c = 81.08	γ = 77.111

Symmetry
Space Group	P 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	PIXEL	DECTRIS EIGER2 X 16M		2017-02-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.979500	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	2.15	50.53	97.6	0.2	0.268	0.154	0.954	2.6	2.6		46268			15.11

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.15	2.21	96.2		0.632	0.783	0.455	0.678	1.2	2.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1N55	2.15	50.53	1.96	38344	1856	80.86	0.2367	0.2347	0.2775	0.3024	17.66

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	7.6014
f_angle_d	0.5159
f_chiral_restr	0.044
f_plane_restr	0.0037
f_bond_d	0.0027

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7578
Nucleic Acid Atoms
Solvent Atoms	328
Heterogen Atoms	3

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
DIALS	data reduction
STARANISO	data scaling
PHASER	phasing