5P9U

humanized rat catechol O-methyltransferase in complex with SAH and 6-bromo-8-hydroxy-3H-quinazolin-4-one

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9	295	AMMONIUM SULPHATE, CHES, PH 9

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.42	α = 90
b = 50.42	β = 90
c = 168.262	γ = 120

Symmetry
Space Group	P 32 2 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	MARMOSAIC 225 mm CCD		2010-07-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA		SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	1.42	43.66	99.8	0.048	0.05	1	25.84	18.88		47849		-3	31.019

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.42	1.46	99.6		1.793	1.858	0.666	1.45

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	inhouse model	1.42	43.67	44241	2346	97.05	0.2107	0.209	0.2429	RANDOM	22.955

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]
0.9	0.45		0.9		-1.35

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.685
r_dihedral_angle_4_deg	17.354
r_dihedral_angle_3_deg	14.072
r_dihedral_angle_1_deg	5.677
r_angle_refined_deg	1.961
r_angle_other_deg	1.047
r_chiral_restr	0.115
r_bond_refined_d	0.021
r_gen_planes_refined	0.009
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.685
r_dihedral_angle_4_deg	17.354
r_dihedral_angle_3_deg	14.072
r_dihedral_angle_1_deg	5.677
r_angle_refined_deg	1.961
r_angle_other_deg	1.047
r_chiral_restr	0.115
r_bond_refined_d	0.021
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1679
Nucleic Acid Atoms
Solvent Atoms	106
Heterogen Atoms	40

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.