3HVK

Rat catechol O-methyltransferase in complex with a catechol-type, purine-containing bisubstrate inhibitor - humanized form

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.9	298	1.4M ammonium sulfate, 0.1M CHES pH 8.9, 0.2M NaCl, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.31

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.285	α = 90
b = 54.97	β = 90
c = 79.172	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	MARMOSAIC 225 mm CCD		2009-05-20	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.3	32.1	94.9	0.084	12.4	6.4		52192			13.1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.3	1.33	84.4		0.467	3.3	4.9	1757

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.3	31.1	48333	2583	92.71	0.14135	0.13994	0.16816	RANDOM	13.164

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]
0.16			0.06		-0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.005
r_dihedral_angle_4_deg	16.759
r_dihedral_angle_3_deg	11.349
r_sphericity_free	9.391
r_dihedral_angle_1_deg	5.133
r_scangle_it	5.039
r_sphericity_bonded	4.71
r_scbond_it	3.527
r_mcangle_it	2.624
r_mcbond_it	1.802
r_angle_refined_deg	1.799
r_rigid_bond_restr	1.694
r_angle_other_deg	1.001
r_mcbond_other	0.976
r_chiral_restr	0.118
r_bond_refined_d	0.018
r_gen_planes_refined	0.01
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	240
Heterogen Atoms	57

Software

Software
Software Name	Purpose
COMO	phasing
REFMAC	refinement
XDS	data reduction
SADABS	data scaling