7L82

x-ray structure of the psychrobacter cryohalolentis Pcryo_0637 N-acetyltransferase in the presene of its reaction tetrahedral intermediate

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7L7Y

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	23-26% MPD, 100 mM HEPES crystals incubated with 5 mM acetyl-coenzyme A and 5 mM UDP-2-acetamido-4-amino-2,4,3-trideoxy-D-glucose

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.237	α = 90
b = 97.237	β = 90
c = 66.173	γ = 120

Symmetry
Space Group	H 3

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	Bruker PHOTON II		2019-04-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	BRUKER D8 QUEST	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.399	50	98.8	0.049	20.2	5.9		45470

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.4	1.5	97.9		0.38	2.4	3.3

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	FOURIER SYNTHESIS	FREE R-VALUE	7l7y	1.4	28.699	45470	2191	98.76	0.156	0.1552	0.1805	15.26

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]
0.075	0.037		0.075		-0.242

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.939
r_dihedral_angle_4_deg	19.346
r_dihedral_angle_3_deg	12.231
r_dihedral_angle_1_deg	7.559
r_lrange_it	5.232
r_lrange_other	5.232
r_scangle_it	3.549
r_scangle_other	3.547
r_scbond_it	2.421
r_scbond_other	2.42
r_angle_refined_deg	2.069
r_mcangle_other	2.056
r_mcangle_it	2.043
r_angle_other_deg	1.498
r_mcbond_it	1.409
r_mcbond_other	1.352
r_symmetry_xyhbond_nbd_refined	0.212
r_xyhbond_nbd_refined	0.201
r_nbd_refined	0.199
r_symmetry_nbd_other	0.186
r_nbd_other	0.179
r_nbtor_refined	0.166
r_symmetry_nbd_refined	0.161
r_chiral_restr	0.093
r_symmetry_nbtor_other	0.086
r_bond_refined_d	0.014
r_gen_planes_refined	0.01
r_bond_other_d	0.004
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1612
Nucleic Acid Atoms
Solvent Atoms	249
Heterogen Atoms	130

Software

Software
Software Name	Purpose
REFMAC	refinement
SAINT	data reduction
SADABS	data scaling
PHASER	phasing