5FR6

The structure of polycomb ULD complex

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4HPM	PDB ENTRY 4HPM

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		100MM MES, PH 6.5, 50MM MGCL2, 7% ISOPROPANOL, 6% PEG 4000

Crystal Properties
Matthews coefficient	Solvent content
2.95	58.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.275	α = 90
b = 78.275	β = 90
c = 43.119	γ = 120

Symmetry
Space Group	P 32 1 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	MARRESEARCH		2014-06-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F		APS	21-ID-F

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	2.5	50	99.8	0.09	33.93	10		5292		2

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)
1	2.5	2.54	99.6		0.48	3.27	8.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 4HPM	2.51	39.14	5015	267	99.74	0.23748	0.23253	0.32833	RANDOM	56.18

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]
0.54	0.27		0.54		-1.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_4_deg	35.066
r_dihedral_angle_2_deg	30.727
r_dihedral_angle_3_deg	19.007
r_scangle_it	13.878
r_mcangle_it	10.749
r_scbond_it	10.726
r_mcbond_it	8.324
r_mcbond_other	8.319
r_dihedral_angle_1_deg	6.121
r_angle_refined_deg	1.783
r_angle_other_deg	1.144
r_chiral_restr	0.094
r_bond_refined_d	0.013
r_gen_planes_refined	0.008
r_bond_other_d	0.006
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	692
Nucleic Acid Atoms
Solvent Atoms	32
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing