3QM6 | pdb_00003qm6

Blackfin tuna deoxy-myoglobin, atomic resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2NRL	PDB entry 2NRL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	0.2 M potassium/sodium tartrate, 0.1 M sodium citrate, 2.0 M ammonium sulfate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.235	α = 90
b = 52.158	β = 104.59
c = 38.451	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	MAR CCD 165 mm		2006-06-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.92	APS	31-ID

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	0.91	15.4	94.34	0.055	30.09	5.7	88888	83857		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	0.91	0.933	83.53		0.47	2.49	4.2	6521

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	RIGID BODY refinement	THROUGHOUT	PDB entry 2NRL	0.91	15.4	88888	83857	4417	94.34	0.13402	0.13346	0.1332	0.14453	0.1441	RANDOM	8.068

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]
-1.39		-4.83	-0.74		2.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.21
r_dihedral_angle_3_deg	14.531
r_scangle_it	6.552
r_dihedral_angle_1_deg	5.425
r_scbond_it	5.084
r_dihedral_angle_4_deg	4.067
r_mcangle_it	3.218
r_angle_refined_deg	2.476
r_rigid_bond_restr	2.238
r_mcbond_it	2.182
r_angle_other_deg	1.15
r_mcbond_other	0.89
r_chiral_restr	0.131
r_bond_refined_d	0.03
r_gen_planes_refined	0.012
r_gen_planes_other	0.004
r_bond_other_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1091
Nucleic Acid Atoms
Solvent Atoms	177
Heterogen Atoms	51

Software

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