1Y51

X-ray crystal structure of Bacillus stearothermophilus Histidine phosphocarrier protein (Hpr) F29W mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.2	291	2M ammonium sulfate, 100mM phosphate-citrate, pH 4.2, VAPOR DIFFUSION, HANGING DROP, temperature 291.0 K

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.719	α = 90
b = 75.719	β = 90
c = 177.783	γ = 90

Symmetry
Space Group	I 41 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		IMAGE PLATE	MAC Science DIP-2030B		2004-02-01	M	SINGLE WAVELENGTH

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

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	1.64	50	98.4	0.066	34.7	9.6	31842	31548

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)
	1.64	1.7	90.5		0.244	2	8.3

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	wild-type BstHpr	1.65	20	29874	29874	1589	98.9	0.20742	0.20534	0.24653	RANDOM	23.078

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]
0.55			0.55		-1.1

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.934
r_dihedral_angle_1_deg	5.991
r_scbond_it	4.657
r_mcangle_it	3.571
r_mcbond_it	2.469
r_angle_refined_deg	1.559
r_angle_other_deg	1.18
r_symmetry_hbond_refined	0.499
r_nbd_other	0.258
r_nbd_refined	0.226
r_symmetry_vdw_refined	0.226
r_symmetry_vdw_other	0.194
r_xyhbond_nbd_refined	0.169
r_chiral_restr	0.096
r_nbtor_other	0.086
r_bond_refined_d	0.017
r_gen_planes_refined	0.009
r_bond_other_d	0.003
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1946
Nucleic Acid Atoms
Solvent Atoms	372
Heterogen Atoms	15

Software

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