1ZKK

Crystal structure of hSET8 in ternary complex with H4 peptide (16-24) and AdoHcy

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	pentaerythritol ethoxylate, ammonium sulfate, Bis-Tris, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.96	α = 89.22
b = 45.775	β = 87.07
c = 94.435	γ = 90.72

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	200	CCD	MARRESEARCH		2004-10-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 32-ID	0.9686, 0.9792, 0.9791	APS	32-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.45	22	32				122425	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.45	1.5	34

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD, MOLECULAR REPLACEMENT	THROUGHOUT	1.45	19.63	2	122425	117760	6198	100	0.206	0.17073	0.16924	0.19902	RANDOM	16.084

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]
-0.02	0.03		-0.02		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.573
r_dihedral_angle_4_deg	15.9
r_dihedral_angle_3_deg	11.594
r_dihedral_angle_1_deg	6.092
r_sphericity_free	4.016
r_scangle_it	3.174
r_sphericity_bonded	2.54
r_scbond_it	2.162
r_mcangle_it	1.518
r_angle_refined_deg	1.278
r_rigid_bond_restr	1.228
r_mcbond_it	0.986
r_nbtor_refined	0.304
r_nbd_refined	0.191
r_symmetry_vdw_refined	0.165
r_xyhbond_nbd_refined	0.115
r_symmetry_hbond_refined	0.096
r_chiral_restr	0.085
r_bond_refined_d	0.008
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5434
Nucleic Acid Atoms
Solvent Atoms	1007
Heterogen Atoms	104

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
XDS	data scaling
SHARP	phasing