2G3H

Cyanide Binding and Heme Cavity Conformational Transitions in Drosophila melanogaster Hexa-coordinate Hemoglobin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	10	277	34% PEG 4K, 0.2M magnesium chloride, 0.05M CAPS, pH 10, VAPOR DIFFUSION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.314	α = 90
b = 33.712	β = 94.43
c = 56.059	γ = 90

Symmetry
Space Group	P 1 21 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 4		2005-02-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.98400	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.4	35.53	100				32118	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.4	1.48	100

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	1.4	15	30438	1622	99.93	0.15568	0.15394	0.18776	RANDOM	6.475

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]
-0.27		-0.1	0.01		0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.973
r_dihedral_angle_4_deg	20.806
r_dihedral_angle_3_deg	10.705
r_sphericity_free	6.617
r_dihedral_angle_1_deg	4.569
r_scangle_it	3.763
r_sphericity_bonded	2.916
r_scbond_it	2.848
r_mcangle_it	1.792
r_rigid_bond_restr	1.694
r_mcbond_it	1.509
r_angle_refined_deg	1.504
r_angle_other_deg	1.012
r_mcbond_other	0.695
r_symmetry_hbond_refined	0.449
r_symmetry_vdw_other	0.29
r_nbd_refined	0.252
r_symmetry_vdw_refined	0.221
r_xyhbond_nbd_refined	0.201
r_nbd_other	0.189
r_nbtor_refined	0.188
r_chiral_restr	0.088
r_nbtor_other	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2619
Nucleic Acid Atoms
Solvent Atoms	786
Heterogen Atoms	88

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing