3MU6

Inhibiting the Binding of Class IIa Histone Deacetylases to Myocyte Enhancer Factor-2 by Small Molecules

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop	4.7	291	50 mM acetic acid, 142mM NaCl, 5mM MgCl2, 10mM CaCl2, 3.3% Glycerol, 22.5% 3K PEG, pH 4.7, hanging drop, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.567	α = 114.12
b = 61.622	β = 89.99
c = 61.478	γ = 89.95

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		IMAGE PLATE	RIGAKU RAXIS IV++			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	OTHER	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.43	50	95.6	0.067	18.5	2.4		19854

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.43	2.52	93.9		0.255		2.3	1954

Refinement

Statistics
Diffraction ID	Structure Solution 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	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 1EGW	2.434	33.444	2	19819	1026	94.76	0.231	0.23	0.251	32.949

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]
-5.58	-0.459	0.837	7.447	-11.446	-1.867

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	23.841
f_angle_d	1.33
f_chiral_restr	0.068
f_bond_d	0.008
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2344
Nucleic Acid Atoms	1382
Solvent Atoms
Heterogen Atoms	25

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.