2FPW

Crystal Structure of the N-terminal Domain of E.coli HisB- Phosphoaspartate intermediate.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	6.5	293	30% (w/v) PEG monomethylether 550, 0.05M CaCl2, 0.1M Bis-Tris., pH 6.5, EVAPORATION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.983	α = 90
b = 132.408	β = 90
c = 105.685	γ = 90

Symmetry
Space Group	C 2 2 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 4	mirrors	2005-08-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X8C	1.1	NSLS	X8C

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	1.75	50	96.8	0.07	17.1	5.2	36862	36862

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.75	1.81	92		0.25	7.1	4.5

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	FOURIER SYNTHESIS	THROUGHOUT	PDB Entry 2FPR	1.75	50	36620	34795	1825	96.57	0.179	0.17925	0.17754	0.21104	RANDOM	17.561

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]
-0.26			-0.81		1.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.187
r_dihedral_angle_4_deg	20.941
r_dihedral_angle_3_deg	11.718
r_dihedral_angle_1_deg	5.966
r_scangle_it	2.622
r_scbond_it	1.681
r_angle_refined_deg	1.281
r_mcangle_it	1.086
r_mcbond_it	0.663
r_nbtor_refined	0.308

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.187
r_dihedral_angle_4_deg	20.941
r_dihedral_angle_3_deg	11.718
r_dihedral_angle_1_deg	5.966
r_scangle_it	2.622
r_scbond_it	1.681
r_angle_refined_deg	1.281
r_mcangle_it	1.086
r_mcbond_it	0.663
r_nbtor_refined	0.308
r_nbd_refined	0.193
r_symmetry_hbond_refined	0.142
r_symmetry_vdw_refined	0.139
r_xyhbond_nbd_refined	0.112
r_chiral_restr	0.089
r_metal_ion_refined	0.074
r_bond_refined_d	0.009
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2564
Nucleic Acid Atoms
Solvent Atoms	458
Heterogen Atoms	5

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.