Experiment: 6FV4

The structure of N-acetyl-D-glucosamine-6-phosphate deacetylase D267A mutant from Mycobacterium smegmatis in complex with N-acetyl-D-glucosamine-6-phosphate

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	6FV3

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		295.15	NagA crystals grew within a week at 295.15 K in 0.12 M monosaccharide mix (Morpheus, Molecular Dimensions), 0.1 M imidazole/MES pH 6.5, 20 % PEG 500 MME, 10 % w/v PEG 20000 with the addition of 10 mM CdCl2 additive. 5 mM GlcNAc6P was added and incubated at 277.14 K for 30 min before crystallization.

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 164.766	α = 90
b = 54.437	β = 123.22
c = 110.262	γ = 90

Symmetry
Space Group	C 1 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	PIXEL	DECTRIS PILATUS3 6M		2017-07-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I24	0.968630	Diamond	I24

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim 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	1.974	80.141	96.8	0.128	0.152	0.061	0.993	9.1	6.5		55882

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.974	2.08	98.1		0.822	0.987	0.412	0.841	2.7	6.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	6FV3	1.974	54.56	1.35	55697	2801	96.26	0.1865	0.184	0.1856	0.2353	0.2368

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	2.785
f_angle_d	0.901
f_chiral_restr	0.055
f_bond_d	0.007
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5503
Nucleic Acid Atoms
Solvent Atoms	527
Heterogen Atoms	35

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing
Coot	model building