3S9G

Structure of human Hexim1 (delta stammer) coiled coil domain

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	293	0.1 M sodium cacodylate, 0.1 M calcium acetate, 4% PEG 8000, 5 mM magnesium chloride, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.77	α = 90
b = 70.77	β = 90
c = 90.96	γ = 90

Symmetry
Space Group	I 4

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD		2007-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.97943	SLS	X10SA

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	2.1	45.5	100	0.085	14.7			13117	-3	-3

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	2.1	2.15	100		0.386	3.55

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	SAD	THROUGHOUT	2.1	45.5	13115	12487	629	99.99	0.23904	0.23617	0.2958	RANDOM	52.557

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]
-2.83			-2.83		5.65

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.181
r_dihedral_angle_4_deg	23.194
r_dihedral_angle_3_deg	22.228
r_scangle_it	11.037
r_scbond_it	9.137
r_mcangle_it	8.442
r_mcbond_it	7.136
r_dihedral_angle_1_deg	7.068
r_mcbond_other	3.707
r_angle_refined_deg	2.031
r_angle_other_deg	1.135
r_chiral_restr	0.113
r_bond_refined_d	0.021
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1270
Nucleic Acid Atoms
Solvent Atoms	51
Heterogen Atoms

Software

Software
Software Name	Purpose
ADSC	data collection
SHELXS	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling