1JOI

STRUCTURE OF PSEUDOMONAS FLUORESCENS HOLO AZURIN

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5		CONVENTIONAL VAPOR DIFFUSION OF HANGING DROP. 3M OF AMMONIUM SULFATE BUFFERED WITH 0.2 TRIS BUFFER AT PH7.5 IN RESERVOIR. DROPS MADE OF 6 MICROLITERS OF PROTEIN SOLUTION (6.2 MG/ML) AND EQUAL VOLUME OF RESERVOIR SOLUTION., vapor diffusion - hanging drop

Crystal Properties
Matthews coefficient	Solvent content
2.01	39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 31.95	α = 90
b = 43.78	β = 90
c = 78.81	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	300	DIFFRACTOMETER	ENRAF-NONIUS FAST		1992-02-26	M

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

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	2.05	30		0.051	7.84	2.45		7076		3	14.1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.05	2.14	80.02

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 2AZA	2.05	6	2	7076	770	95.8	0.17	0.17	0.241	12.65

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	25.8
x_angle_deg	2.59
x_improper_angle_d	0.91
x_bond_d	0.01
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	951
Nucleic Acid Atoms
Solvent Atoms	114
Heterogen Atoms	1

Software

Software
Software Name	Purpose
MADNES	data collection
CCP4	data reduction
X-PLOR	model building
X-PLOR	refinement
MADNES	data reduction
CCP4	data scaling
X-PLOR	phasing