8E75

Crystal structure of Pcryo_0616, the aminotransferase required to synthesize UDP-N-acetyl-3-amino-D-glucosaminuronic acid (UDP-GlcNAc3NA)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	293	Protein incubated with 5 mM UDP and 1 mM PLP. Precipitant: 18 - 22% poly(ethylene glycol) 8000, 200 mM LiCl, and 100 mM HEPPS (pH 8.0)

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.828	α = 90
b = 96.344	β = 90
c = 139.658	γ = 90

Symmetry
Space Group	C 2 2 21

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		2019-03-02	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	1.25	50	97.8	0.051	19.5	7.8		106460

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	1.25	1.35	91.4		0.42	2.7	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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3nyu	1.25	28.93	101098	5362	97.78	0.1548	0.154	0.1704	RANDOM	10.402

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]
			0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.399
r_dihedral_angle_4_deg	24.21
r_dihedral_angle_3_deg	11.465
r_dihedral_angle_1_deg	6.249
r_angle_refined_deg	1.776
r_angle_other_deg	1.58
r_chiral_restr	0.243
r_bond_refined_d	0.008
r_gen_planes_refined	0.007
r_gen_planes_other	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.399
r_dihedral_angle_4_deg	24.21
r_dihedral_angle_3_deg	11.465
r_dihedral_angle_1_deg	6.249
r_angle_refined_deg	1.776
r_angle_other_deg	1.58
r_chiral_restr	0.243
r_bond_refined_d	0.008
r_gen_planes_refined	0.007
r_gen_planes_other	0.001
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2791
Nucleic Acid Atoms
Solvent Atoms	692
Heterogen Atoms	13

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.