2ZTH

Crystal structure of holo form of rat catechol-o-methyltransferase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	0.2M (NH4)2SO4, 26% PEG 8000, 0.2% Sucrose, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.903	α = 90
b = 61.089	β = 90
c = 105.369	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	RIGAKU JUPITER 210		2003-05-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL32B2	1.000	SPring-8	BL32B2

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	2.6	52.85	100	0.101	14	6.8	6949	6906	1	1	45.1

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)
	2.6	2.74	100		0.374	5.1	7.1	1000

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 1vid	2.6	39.9	6225	688	99.37	0.19573	0.18692	0.28053	RANDOM	32.263

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]
2.88			-2.29		-0.59

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.161
r_dihedral_angle_4_deg	26.961
r_dihedral_angle_3_deg	21.487
r_dihedral_angle_1_deg	7.673
r_scangle_it	2.676
r_angle_refined_deg	2.002
r_scbond_it	1.733
r_mcangle_it	1.279
r_mcbond_it	0.72
r_nbtor_refined	0.315
r_symmetry_vdw_refined	0.262
r_nbd_refined	0.244
r_symmetry_hbond_refined	0.206
r_xyhbond_nbd_refined	0.18
r_chiral_restr	0.177
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1615
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms	28

Software

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