7Q2G

mycolic acid methyltransferase Hma (MmaA4) from Mycobac-terium tuberculosis in complex with ZT726

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2FK7

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	285	BisTris 50 mM, PEG 3350 4% (w/v), pH 6.5

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.06	α = 90
b = 57.06	β = 90
c = 205.93	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	CCD	ADSC QUANTUM 315r		2011-10-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.93930	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Rrim 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	40.1	99.9	0.091	0.099	0.996	11.39	7.46		27352

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.12	99.9		1.339	1.437	0.814		7.6

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	FOURIER SYNTHESIS	THROUGHOUT	2fk7	2	40.14	21807	1191	84.07	0.19562	0.19261	0.25382	RANDOM	71.508

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]
0.83	0.42		0.83		-2.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.561
r_dihedral_angle_4_deg	16.321
r_scangle_other	12.991
r_long_range_B_refined	12.647
r_long_range_B_other	12.64
r_dihedral_angle_3_deg	12.1
r_scbond_it	11.52
r_scbond_other	11.516
r_mcangle_other	9.896
r_mcangle_it	9.88
r_mcbond_other	9.86
r_mcbond_it	9.859
r_dihedral_angle_1_deg	6.337
r_angle_other_deg	1.23
r_angle_refined_deg	1.226
r_chiral_restr	0.051
r_bond_other_d	0.009
r_bond_refined_d	0.008
r_gen_planes_other	0.007
r_gen_planes_refined	0.005
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2264
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms	20

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
XSCALE	data scaling