3MYN

Mutation of Methionine-86 in Dehaloperoxidase-hemoglobin: Effects of the Asp-His-Fe Triad in a 3/3 Globin

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2QFK	PDB ENTRY 2QFK

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.9	277	0.2 M Ammonium Sulfate, 36% w/v PEG 4000, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.364	α = 90
b = 67.496	β = 90
c = 68.039	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	IMAGE PLATE	MAR scanner 345 mm plate	Osmic Confocal X-ray optics	2010-02-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R	1.5418

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	2.194	35	96.41	0.138	5.8	7	14062	13557		2

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)
	2.194	2.25	70.9		0.369	2.9	7.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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 2QFK	2.194	35	14062	13557	686	96.41	0.23332	0.23025	0.29696	RANDOM	18.79

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]
25			-13.78		-11.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.155
r_dihedral_angle_4_deg	18.141
r_dihedral_angle_3_deg	18.044
r_dihedral_angle_1_deg	4.849
r_scangle_it	1.761
r_angle_refined_deg	1.185
r_scbond_it	1.099
r_mcangle_it	0.635
r_mcbond_it	0.337
r_chiral_restr	0.091
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	2182
Nucleic Acid Atoms
Solvent Atoms	195
Heterogen Atoms	105

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling