6OH3

X-ray crystal structure of the mouse CMP-sialic acid transporter in complex with CMP-sialic acid, by lipidic cubic phase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	LIPIDIC CUBIC PHASE		293.15	28.05% PEG 350 MME, 40 mM Tris pH 8.0, and 40 mM NaCl

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.23

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 140.096	α = 90
b = 50.123	β = 109.25
c = 50.419	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 EIGER X 16M		2018-03-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.0332	APS	23-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.75	48	99.8	6	4.1		8305

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.75	2.85

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	2.75	48	8305	403	99.75	0.25718	0.25627	0.27923	RANDOM	77.613

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]
-0.21		-1.83	0.03		1.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.454
r_dihedral_angle_3_deg	12.358
r_dihedral_angle_1_deg	4.813
r_long_range_B_refined	4.455
r_long_range_B_other	4.455
r_scangle_other	2.57
r_mcangle_it	2.448
r_mcangle_other	2.447
r_dihedral_angle_4_deg	2.412
r_scbond_it	1.502
r_scbond_other	1.502
r_mcbond_other	1.443
r_mcbond_it	1.442
r_angle_refined_deg	1.03
r_angle_other_deg	0.81
r_chiral_restr	0.043
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
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	2244
Nucleic Acid Atoms
Solvent Atoms	3
Heterogen Atoms	41

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing