1ILU

X-RAY CRYSTAL STRUCTURE THE TWO SITE-SPECIFIC MUTANTS ILE7SER AND PHE110SER OF AZURIN FROM PSEUDOMONAS AERUGINOSA

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.4	α = 90
b = 170.1	β = 91.3
c = 99.7	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		IMAGE PLATE	MARRESEARCH		1994-05-15	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1			1.5418

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	2.3	25	86.3	0.106				54140		2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		2.3	8	51595			0.171	0.171		23.7

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]

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	24.8
x_angle_deg	2.94
x_improper_angle_d	1.7
x_bond_d	0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	14268
Nucleic Acid Atoms
Solvent Atoms	2148
Heterogen Atoms	12

Software

Software
Software Name	Purpose
MOSFLM	data reduction
CCP4	data collection
Agrovata	data collection
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing