Experiment: 7P53

Crystal Structure of Human gamma-D-crystallin mutant C110M at 1.57 Angstroms resolution

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1HK0

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	BATCH MODE	7	277	Crystals were obtained in 0.1M Sodium Phosphate Buffer pH 7 inducing LLPS at approximately 263K for 3hours from 150mg/mL solutions. Crystals were observed after few hours of incubation at 277K.

Crystal Properties
Matthews coefficient	Solvent content
2.05	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 33.699	α = 90
b = 52.844	β = 90
c = 89.554	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 EIGER X 9M		2019-03-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SOLEIL BEAMLINE PROXIMA 2	0.979180	SOLEIL	PROXIMA 2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (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	1.57	52.84	99.2	0.188	0.206	0.083	6	6.1		22817			25.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.57	1.6	85.8		1.941	2.141	0.883	0.5	5.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	THROUGHOUT	1hk0	1.57	45.51	1.34	22423	1126	97.78	0.2175	0.2147	0.2212	0.2738	0.2706	32.55

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	14.1589
f_angle_d	1.0666
f_chiral_restr	0.0594
f_plane_restr	0.0191
f_bond_d	0.0096

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1453
Nucleic Acid Atoms
Solvent Atoms	108
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
PHENIX	phasing