1U3Z

Crystal structure of MLAC mutant of dimerisation domain of NF-kB p50 transcription factor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	292	PEG 8000, ammonium sulphate, cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.34	47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.097	α = 90
b = 63.097	β = 90
c = 64.044	γ = 90

Symmetry
Space Group	P 41 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		2001-12-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.2	1.00	SRS	PX14.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.9	45.18	99.8	0.038	16.3	7.7	10700	10700		2.5	30.795

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	1.9	1.94	100		0.339

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1BFS	1.9	45.18	10151	10151	511	99.77	0.185	0.185	0.182	0.235	RANDOM	32.336

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]
0.32			0.32		-0.65

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.816
r_dihedral_angle_1_deg	6.672
r_mcangle_it	4.603
r_scbond_it	4.387
r_mcbond_it	3.145
r_angle_refined_deg	1.582
r_angle_other_deg	0.858
r_symmetry_hbond_refined	0.338
r_symmetry_vdw_other	0.279
r_symmetry_vdw_refined	0.277
r_xyhbond_nbd_refined	0.276
r_nbd_other	0.257
r_nbd_refined	0.198
r_chiral_restr	0.101
r_nbtor_other	0.088
r_bond_refined_d	0.017
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.002
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	840
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms

Software

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