2R3A

Methyltransferase domain of human suppressor of variegation 3-9 homolog 2

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	298	20% PEG 10000, 0.1 M HEPES pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.62	53.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.748	α = 90
b = 63.925	β = 109.33
c = 64.529	γ = 90

Symmetry
Space Group	P 1 21 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	IMAGE PLATE	RIGAKU RAXIS IV++		2007-07-11	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	50	96.9	0.084	15	2.4	22956	22956

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.08	92.9		0.336	3.4	2.3	2190

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1MHV	2	35.38	21763	21763	1182	96.66	0.17851	0.17851	0.17659	0.21252	RANDOM	29.989

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]
0.39		0.41	-1.75		1.63

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.523
r_dihedral_angle_4_deg	16.6
r_dihedral_angle_3_deg	14.017
r_dihedral_angle_1_deg	6.371
r_scangle_it	3.833
r_scbond_it	2.591
r_mcangle_it	1.585
r_angle_refined_deg	1.551
r_mcbond_it	0.966
r_nbtor_refined	0.306
r_nbd_refined	0.205
r_symmetry_vdw_refined	0.167
r_xyhbond_nbd_refined	0.146
r_symmetry_hbond_refined	0.119
r_chiral_restr	0.112
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2153
Nucleic Acid Atoms
Solvent Atoms	254
Heterogen Atoms	38

Software

Software
Software Name	Purpose
REFMAC	refinement
CrystalClear	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing