Experiment: 3LR9

X-ray photogenerated ferrous horse heart myoglobin, nitrite adduct

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DWR	PDB entry: 1dwr

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	seeding	7.4	295	2.74 M ammonium sulfate, 100 mM TrisHCl, 1 mM EDTA, pH 7.4, seeding, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.81	31.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.327	α = 90
b = 28.691	β = 105.64
c = 62.911	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		2009-09-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X26C	1.000	NSLS	X26C

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	1.55	26.74	99.2	0.042	15.7	3.85		17892	2	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)
	1.55	1.61	95.3		0.186	3.9	2.87

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB entry: 1dwr	1.55	26.74	1.39	17892	17757	925	98.81	0.1803	0.1785	0.1678	0.2118	0.2014

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]
0.0697		0.0485	-0.0001		-0.0696

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.956
f_angle_d	0.994
f_chiral_restr	0.063
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1194
Nucleic Acid Atoms
Solvent Atoms	123
Heterogen Atoms	65

Software

Software
Software Name	Purpose
ADSC	data collection
PHASER	phasing
PHENIX	refinement
d*TREK	data reduction
d*TREK	data scaling