1WQ6

The tetramer structure of the nervy homolgy two (NHR2) domain of AML1-ETO is critical for AML1-ETO'S activity

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	293	100mM Na citrate (pH 5.6), 100mM MgCl2, 30% MPD, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2	37.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.72	α = 90
b = 75.442	β = 90
c = 30.781	γ = 90

Symmetry
Space Group	P 21 21 2

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 4	DOUBLE CRYSTAL FOCUSING MIRRORS	2003-05-29	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X9B	0.97946, 0.97915, 0.96422	NSLS	X9B

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	50	99.7	0.044	24.9	6.7	10096	10096	1	-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	2.07	100		0.196	5.5	5.9	683

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2	40	9346	9346	493	97.7	0.233	0.21575	0.21274	0.27012	RANDOM	31.998

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]
0.69			-2.47		1.78

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	8.809
r_dihedral_angle_1_deg	6.186
r_scbond_it	5.886
r_mcangle_it	3.649
r_angle_refined_deg	2.794
r_mcbond_it	2.041
r_angle_other_deg	1.273
r_symmetry_vdw_other	0.35
r_nbd_other	0.272
r_xyhbond_nbd_refined	0.272
r_symmetry_vdw_refined	0.263
r_nbd_refined	0.245
r_symmetry_hbond_refined	0.188
r_chiral_restr	0.175
r_nbtor_other	0.104
r_bond_refined_d	0.021
r_gen_planes_refined	0.012
r_gen_planes_other	0.007
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_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	1040
Nucleic Acid Atoms
Solvent Atoms	59
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
HKL-2000	data reduction
SHELXD	phasing
SOLVE	phasing
RESOLVE	model building
REFMAC	refinement
HKL-2000	data scaling
SHARP	phasing
RESOLVE	phasing