3D8D

Crystal structure of the human Fe65-PTB1 domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	291	100mM HEPES, 5% (v/v) ethylene glycol, 8% (w/v) PEG 3350, 1mM CH3HgCl, pH 7.5, VAPOR DIFFUSION, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.756	α = 90
b = 79.574	β = 90
c = 83.974	γ = 90

Symmetry
Space Group	P 21 21 21

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	ADSC QUANTUM 315		2007-05-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.0073	ESRF	ID23-1

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	2.2	83.9	100	0.067	19.2	6.2		15508

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	2.2	2.32	100		0.347	4.6	6.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	2.2	42	15458	782	100	0.204	0.202	0.252	RANDOM	35.469

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]
0.35			-0.07		-0.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.091
r_dihedral_angle_4_deg	16.294
r_dihedral_angle_3_deg	15.634
r_dihedral_angle_1_deg	6.872
r_scangle_it	3.903
r_scbond_it	2.404
r_mcangle_it	1.848
r_angle_refined_deg	1.445
r_mcbond_it	1.084
r_nbtor_refined	0.296
r_nbd_refined	0.224
r_symmetry_hbond_refined	0.189
r_symmetry_vdw_refined	0.183
r_xyhbond_nbd_refined	0.174
r_chiral_restr	0.091
r_bond_refined_d	0.015
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2180
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
MOSFLM	data reduction
SCALA	data scaling
PHENIX	phasing