7NGT | pdb_00007ngt

Mycobacterium tuberculosis transcriptional regulator EthR with bound inhibitory compound

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5NIO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		300	PEG based

Crystal Properties
Matthews coefficient	Solvent content
2.58	52.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.776	α = 90
b = 120.776	β = 90
c = 33.654	γ = 90

Symmetry
Space Group	P 41 21 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 PILATUS 6M		2018-05-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.9795	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.49	42.74	99.8	0.998	15.7	11.3		9245

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.49	2.59			0.963	5.7

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 (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	5NIO	2.49	42.74	8722	490	99.7	0.2219	0.22	0.2546	0.24	RANDOM	31.484

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]
1.72			1.72		-3.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.289
r_dihedral_angle_4_deg	20.545
r_dihedral_angle_3_deg	18.316
r_dihedral_angle_1_deg	5.735
r_mcangle_it	3.937
r_mcbond_it	2.496
r_mcbond_other	2.487
r_angle_other_deg	2.324
r_angle_refined_deg	1.687
r_chiral_restr	0.096
r_gen_planes_other	0.045
r_bond_other_d	0.035
r_gen_planes_refined	0.02
r_bond_refined_d	0.016

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1499
Nucleic Acid Atoms
Solvent Atoms	5
Heterogen Atoms	19

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
Aimless	data reduction
pointless	data scaling
PHASER	phasing