6X7A

Crystal structure of acetyltransferase Eis from Mycobacterium tuberculosis in complex with inhibitor SGT572

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	6X10

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		295	0.1 M Tris-HCl pH 8.5, 13% PEG 8000 and 0.4 M (NH4)2SO4, 5 mM kanamycin, 4 mM CoA. Kanamycin, CoA and (NH4)2SO4 were replaced by 0.5 mM inhibitor on soaking.

Crystal Properties
Matthews coefficient	Solvent content
4.23	70.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 175.108	α = 90
b = 175.108	β = 90
c = 123.74	γ = 120

Symmetry
Space Group	H 3 2

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 EIGER X 16M		2018-04-11	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)	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	2.08	50	99.4	0.09	1	2.2	6.4		43424

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.08	2.12			0.77	0.85

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	6X10	2.08	40.003	43359	2138	99.258	0.172	0.1706	0.192	31.775

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]
-1.313	-0.656		-1.313		4.259

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.019
r_dihedral_angle_4_deg	16.906
r_dihedral_angle_3_deg	14.291
r_dihedral_angle_1_deg	6.789
r_lrange_it	5.566
r_lrange_other	5.287
r_scangle_it	2.803
r_scangle_other	2.802
r_mcangle_it	2.405
r_mcangle_other	2.405
r_scbond_it	1.651
r_scbond_other	1.651
r_mcbond_it	1.386
r_mcbond_other	1.384
r_angle_refined_deg	1.25
r_angle_other_deg	1.152
r_nbd_other	0.184
r_symmetry_nbd_other	0.183
r_nbd_refined	0.182
r_nbtor_refined	0.153
r_symmetry_nbd_refined	0.151
r_symmetry_xyhbond_nbd_refined	0.148
r_xyhbond_nbd_refined	0.141
r_symmetry_nbtor_other	0.077
r_chiral_restr	0.052
r_gen_planes_refined	0.004
r_bond_refined_d	0.003
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3028
Nucleic Acid Atoms
Solvent Atoms	347
Heterogen Atoms	78

Software

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