Experiment: 2O7E

Tyrosine ammonia-lyase from Rhodobacter sphaeroides (His89Phe variant), bound to 2-aminoindan-2-phosphonic acid

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2O6Y	PDB entry 2o6y (tyrosine ammonia-lyase from Rhodobacter sphaeroides)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	0.1 M MOPSO (pH 7.0), 7% (w/v) polyethylene glycol 8000, 0.3 M ammonium acetate, 2 mM dithiothreitol, 35 mM cyclohexylbutanoyl-N-hydroxyethylglucamide , VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.571	α = 90
b = 154.838	β = 94.16
c = 164.526	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	CCD	ADSC QUANTUM 315		2006-05-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.97945	SSRL	BL11-1

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	1.75	500	96.4	0.089	9.3	3.3		422417			18.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.75	1.84	82.2		0.487	1.9	2.2	52267

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	Random	PDB entry 2o6y (tyrosine ammonia-lyase from Rhodobacter sphaeroides)	1.75	500	438411	420387	21241	96.4	0.1894	0.189	0.2098	0.2094	Random	21.3

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
c_scangle_it	3.828
c_scbond_it	2.539
c_mcangle_it	2.006
c_mcbond_it	1.43
c_angle_deg	1.234
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	30470
Nucleic Acid Atoms
Solvent Atoms	3089
Heterogen Atoms	112

Software

Software
Software Name	Purpose
Blu-Ice	data collection
CNS	refinement
MOSFLM	data reduction
CCP4	data scaling