2IVM

Crystal structure of a transcriptional regulator

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		pH 6.5

Crystal Properties
Matthews coefficient	Solvent content
3.96	68.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.827	α = 90
b = 100.827	β = 90
c = 99.503	γ = 90

Symmetry
Space Group	P 42 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	298	IMAGE PLATE	MARRESEARCH	MIRRORS		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	30	99.9	0.1	19.2	9.1		18352		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	2.64	100		0.65	4.5	9.2

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	MIRAS	THROUGHOUT	2.5	30.07	17295	932	99.5	0.201	0.199	0.255	RANDOM	39.41

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]
0.43			0.43		-0.86

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.603
r_dihedral_angle_3_deg	23.873
r_dihedral_angle_4_deg	21.43
r_dihedral_angle_1_deg	8.586
r_scangle_it	7.223
r_scbond_it	4.283
r_angle_refined_deg	2.584
r_mcangle_it	2.445
r_mcbond_it	1.464
r_symmetry_hbond_refined	0.589
r_nbtor_refined	0.319
r_chiral_restr	0.239
r_nbd_refined	0.233
r_symmetry_vdw_refined	0.222
r_xyhbond_nbd_refined	0.203
r_bond_refined_d	0.026
r_gen_planes_refined	0.009
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_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	2238
Nucleic Acid Atoms
Solvent Atoms	40
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing