3UPP

Structure of penicillin-binding protein A from M. tuberculosis: ceftrixaone acyl-enzyme complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	292	25% PEG 3350, 0.2 M NaCl, 0.1 M Bis-Tris pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.19

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 123.078	α = 90
b = 123.078	β = 90
c = 101.284	γ = 120

Symmetry
Space Group	P 61

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 300 mm CCD		2011-06-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.00	APS	22-ID

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	2.4	45.7	98.7	0.08	34.5	10.2	33749	33749

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	2.4	2.49	89.6		0.623	2.2	7.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	FOURIER SYNTHESIS	THROUGHOUT	PDB entry 3LO7	2.4	40.29	33726	32018	1708	98.77	0.20296	0.2006	0.24708	RANDOM	52.992

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]
0.45	0.22		0.45		-0.67

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.338
r_dihedral_angle_4_deg	17.285
r_dihedral_angle_3_deg	17.21
r_dihedral_angle_1_deg	6.55
r_scangle_it	2.413
r_scbond_it	1.448
r_angle_refined_deg	1.36
r_mcangle_it	0.999
r_mcbond_it	0.573
r_nbtor_refined	0.3
r_symmetry_vdw_refined	0.223
r_nbd_refined	0.204
r_symmetry_hbond_refined	0.183
r_xyhbond_nbd_refined	0.132
r_chiral_restr	0.083
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6517
Nucleic Acid Atoms
Solvent Atoms	21
Heterogen Atoms	52

Software

Software
Software Name	Purpose
SERGUI	data collection
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
REFMAC	phasing