1XRK

Crystal structure of a mutant bleomycin binding protein from Streptoalloteichus hindustanus displaying increased thermostability

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	293	ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.2	43.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.983	α = 90
b = 66.617	β = 117.43
c = 47.179	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MARRESEARCH	Mirrors	2003-10-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.2	0.9083	BESSY	14.2

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	1.5	30	94.4	0.043	20.3		87740	36444

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)
	1.5	1.53	88.6		0.189	3.9		1714

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	1JIE	1.5	30	34580	1840	94.15	0.17508	0.17403	0.19425	RANDOM	12.73

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]
0.07		-0.23	0.45		-0.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.237
r_dihedral_angle_4_deg	16.984
r_dihedral_angle_3_deg	12.065
r_dihedral_angle_1_deg	6.035
r_scangle_it	2.818
r_scbond_it	1.933
r_angle_refined_deg	1.664
r_angle_other_deg	1.432
r_mcangle_it	1.328
r_mcbond_it	0.936
r_symmetry_vdw_other	0.256
r_symmetry_vdw_refined	0.237
r_nbd_other	0.202
r_nbd_refined	0.192
r_xyhbond_nbd_refined	0.19
r_mcbond_other	0.19
r_nbtor_refined	0.184
r_symmetry_hbond_refined	0.176
r_chiral_restr	0.099
r_nbtor_other	0.087
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1883
Nucleic Acid Atoms
Solvent Atoms	288
Heterogen Atoms	197

Software

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