2BRT

ANTHOCYANIDIN SYNTHASE FROM ARABIDOPSIS THALIANA COMPLEXED with naringenin

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1GP4	PDB ENTRY 1GP4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		18% (W/V) PEG 2000 MONOMETHYLETHER, 50MM MES, 200MM AMMONIUM ACETATE, 2MM FESO4, 10MM POTASSIUM ALPHA-KETOGLUTARATE, 10MM SODIUM ASCORBATE, 2.5MM RACEMIC NARINGENIN IN 10% (V/V) MEOH, pH 6.50

Crystal Properties
Matthews coefficient	Solvent content
2.33	47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.807	α = 90
b = 62.309	β = 90
c = 102.493	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	100	CCD	ADSC CCD	MIRROR	2001-05-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.2		SRS	PX14.2

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	2.2	40	98	0.08	15.8	5.9		18607			42.5

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	2.2	2.31	99.5		0.61	3.1	5.6

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	PDB ENTRY 1GP4	2.2	53.22	17793	785	97	0.211	0.208	0.268	RANDOM	43.42

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]
-0.54			2.31		-1.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.807
r_dihedral_angle_3_deg	16.659
r_dihedral_angle_4_deg	15.978
r_dihedral_angle_1_deg	7.457
r_scangle_it	3.245
r_scbond_it	2.24
r_angle_refined_deg	1.887
r_mcangle_it	1.316
r_angle_other_deg	0.913
r_mcbond_it	0.85
r_symmetry_vdw_refined	0.314
r_nbd_refined	0.216
r_xyhbond_nbd_refined	0.194
r_nbd_other	0.193
r_nbtor_refined	0.185
r_symmetry_vdw_other	0.183
r_symmetry_hbond_refined	0.169
r_chiral_restr	0.103
r_nbtor_other	0.09
r_bond_refined_d	0.025
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2685
Nucleic Acid Atoms
Solvent Atoms	128
Heterogen Atoms	31

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing