5WCN

Structure of a bacterial polysialyltransferase in complex with CDP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		296	17% - 24% PEG3350 (v/v), 140 - 250 mM Mg2SO4 and 100 mM MES pH 7.2

Crystal Properties
Matthews coefficient	Solvent content
2.96	58.43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.275	α = 90
b = 78.275	β = 90
c = 303.581	γ = 120

Symmetry
Space Group	P 31 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	CCD	RAYONIX MX300HE		2015-12-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08B1-1	1.07253	CLSI	08B1-1

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	3	45.23	99.9	0.139	0.155	0.067	0.996	8.8	5.2		22618

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	3	3.18	100		1.062	1.174	0.495	0.576		5.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	3	45.23	21416	1135	99.89	0.19687	0.19383	0.25353	RANDOM	81.699

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]
0.24	0.12		0.24		-0.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.361
r_dihedral_angle_4_deg	18.829
r_dihedral_angle_3_deg	18.256
r_long_range_B_refined	12.85
r_long_range_B_other	12.823
r_scangle_other	8.857
r_mcangle_it	7.904
r_mcangle_other	7.903
r_scbond_it	5.71
r_scbond_other	5.633
r_dihedral_angle_1_deg	5.628
r_mcbond_it	5.218
r_mcbond_other	5.218
r_angle_refined_deg	1.568
r_angle_other_deg	0.958
r_chiral_restr	0.077
r_bond_refined_d	0.011
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6380
Nucleic Acid Atoms
Solvent Atoms	32
Heterogen Atoms	60

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data scaling
PDB_EXTRACT	data extraction
xia2	data reduction
PHASER	phasing