3MOO

Crystal structure of the HmuO, heme oxygenase from Corynebacterium diphtheriae, in complex with azide-bound verdoheme

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.4	303	50mM MES (pH 5.4), 2.4M ammonium sulfate, 0.27M sodium bromide, 0.1 % (v/v) dioxane, VAPOR DIFFUSION, temperature 303K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 106.609	α = 90
b = 63.649	β = 130.34
c = 78.52	γ = 90

Symmetry
Space Group	C 1 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	ADSC QUANTUM 270		2008-12-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	1.0	Photon Factory	BL-17A

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	1.7	50	96.2	0.056	23.6	4.36		37613

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)
	1.7	2	82.8		0.289	2.84

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	1IW0	1.71	50	35684	4159	95.77	0.18188	0.17839	0.21283	RANDOM

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]
-0.46		0.02	-1.29		1.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.035
r_dihedral_angle_3_deg	15.023
r_dihedral_angle_4_deg	14.425
r_dihedral_angle_1_deg	4.843
r_scangle_it	3.526
r_angle_refined_deg	2.469
r_scbond_it	1.946
r_mcangle_it	1.384
r_mcbond_it	0.815
r_chiral_restr	0.335
r_nbtor_refined	0.301
r_symmetry_vdw_refined	0.22
r_nbd_refined	0.206
r_symmetry_hbond_refined	0.183
r_xyhbond_nbd_refined	0.149
r_metal_ion_refined	0.104
r_bond_refined_d	0.013
r_gen_planes_refined	0.01
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_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	3312
Nucleic Acid Atoms
Solvent Atoms	310
Heterogen Atoms	188

Software

Software
Software Name	Purpose
REFMAC	refinement