2FRK

Nitrosyl Horse Heart Myoglobin, Nitric Oxide Gas Method

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	295	Ammonium Sulfate, Tris-HCl, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.82	32.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.516	α = 90
b = 28.605	β = 105.65
c = 63.294	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 315		2005-02-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	0.9611	NSLS	X29A

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	1.3	9.89	98.7	0.055	9.9		30475	30078	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.3	1.33	98.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.3	9.89	28868	26564	1430	92.02	0.17028	0.17028	0.16843	0.20477	RANDOM	20.346

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]
-0.15		-0.02	0.1		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.783
r_dihedral_angle_4_deg	18.906
r_dihedral_angle_3_deg	12.87
r_scangle_it	7.95
r_sphericity_free	7.338
r_scbond_it	6.628
r_sphericity_bonded	6.316
r_rigid_bond_restr	5.251
r_dihedral_angle_1_deg	4.379
r_mcangle_it	3.573
r_mcbond_it	2.599
r_angle_refined_deg	1.138
r_nbtor_refined	0.303
r_nbd_refined	0.204
r_symmetry_vdw_refined	0.198
r_xyhbond_nbd_refined	0.142
r_symmetry_hbond_refined	0.122
r_chiral_restr	0.078
r_bond_refined_d	0.008
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1194
Nucleic Acid Atoms
Solvent Atoms	139
Heterogen Atoms	50

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
MOLREP	phasing