3U1Q

Crystal Structure of M. tuberculosis LD-transpeptidase type 2 with 2-Mercaptoethanol

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop	7.5	298	0.1 M Hepes (pH 7.5), 1 M succinic Acid, 1% (w/v) PEG MME 2000, hanging drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.51	64.97

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 117.689	α = 90
b = 121.013	β = 90
c = 122.799	γ = 90

Symmetry
Space Group	I 21 21 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	RIGAKU SATURN 944+		2009-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	OTHER	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.4	15.52					34413

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.4	15.52	34413	1743	99.79	0.1884	0.1854	0.2442	RANDOM	36.5363

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]
3.64			-1.24		-2.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.892
r_dihedral_angle_3_deg	15.918
r_dihedral_angle_4_deg	14.527
r_dihedral_angle_1_deg	6.502
r_scangle_it	5.543
r_scbond_it	3.564
r_mcangle_it	2.047
r_angle_refined_deg	1.905
r_mcbond_it	1.095
r_chiral_restr	0.138
r_bond_refined_d	0.023
r_gen_planes_refined	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3998
Nucleic Acid Atoms
Solvent Atoms	223
Heterogen Atoms	58

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction