Experiment: 9SQ2

H/D exchanged human SMUG1 in complex with deuterated uracil

X-RAY DIFFRACTION - NEUTRON DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	9GGS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		294	0.1 M Buffer System 3 pH 8.4, 50 % (v/v) P500MME_P20K, 0.12 M Alcohols Mix (Morpheus Screen, Molecular Dimensions), 30% D2O.

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.859	α = 90
b = 61.136	β = 90
c = 93.865	γ = 90

Symmetry
Space Group	P 21 21 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	DECTRIS PILATUS 6M		2025-06-05	M	SINGLE WAVELENGTH
2	1	neutron	292	IMAGE PLATE	LADI III		2025-05-20	L	LAUE

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM07	0.9795	ESRF	BM07
2	NUCLEAR REACTOR	ILL BEAMLINE LADI III	2.8-3.8	ILL	LADI III

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	R Split (All)	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	1.54	46.93	99.5					0.999		17.8	12.8		42729
2	2.3	30.36	90.6					0.994		8.7	6.7		11690

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	R Split (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.54	1.6						0.486		1.4
2	2.3	2.42						0.591		2.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	1.54	29.83				42662	2133	99.49			0.1575	0.1567	0.179	0.1766		31.48
NEUTRON DIFFRACTION	MOLECULAR REPLACEMENT	2.31	30.36				11603		0.885			0.2395		0.2749

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	16.5411
f_angle_d	1.3703
f_chiral_restr	0.0722
f_bond_d	0.0158
f_plane_restr	0.0152

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1927
Nucleic Acid Atoms
Solvent Atoms	109
Heterogen Atoms	19