Experiment: 9YG6

Measles Virus Fusion Glycoprotein Postfusion Core (T461A Variant)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	9YD9	Measles Virus Fusion Glycoprotein Postfusion Core (T461I Variant)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	281	30mM Sodium fluoride; 30mM Sodium bromide; 30mM Sodium iodide, 100mM Imidazole; MES monohydrate (acid), 12.5% v/v MPD; 12.5% PEG 1000; 12.5% w/v PEG 3350, (pH 6.5)

Crystal Properties
Matthews coefficient	Solvent content
1.83	32.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.067	α = 90
b = 29.339	β = 112.357
c = 71.878	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 9M		2025-06-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 17-ID-1	0.91969	NSLS-II	17-ID-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	1.39	34	88.4	0.071	0.094	0.06	0.998	8.7	4.3		18584			10.34

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	1.39	1.6	59.5		0.542	0.761	0.533	0.564	2	3.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.39	34	1.35	18571	937	45.83	0.2121	0.2102	0.2106	0.249	0.2493	18.22

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	13.7206
f_angle_d	0.34
f_chiral_restr	0.0292
f_plane_restr	0.0037
f_bond_d	0.0028

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1828
Nucleic Acid Atoms
Solvent Atoms	150
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing