2V1G

Crystal structure of radiation-induced myoglobin compound II - intermediate H at pH 5.2

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1WLA	PDB ENTRY 1WLA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.2		6-10 MG/ML PROTEIN, 3.0 M AMMONIUM SULPHATE, 10.8% GLYCEROL PH 5.2, RT.

Crystal Properties
Matthews coefficient	Solvent content
1.44	31.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.862	α = 90
b = 28.65	β = 105.93
c = 35.352	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	IMAGE PLATE	MARRESEARCH		2000-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM1A		ESRF	BM1A

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	1.35	21	98.4	0.08	22	4.2		26717

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	1.35	1.38	85.4		0.3	2.7	2.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 1WLA	1.35	20.81	24248	1277	100	0.141	0.139	0.174	RANDOM	13.23

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]
0.2		0.7	0.14		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.545
r_dihedral_angle_4_deg	16.621
r_dihedral_angle_3_deg	11.396
r_dihedral_angle_1_deg	4.118
r_scangle_it	3.31
r_scbond_it	2.307
r_mcangle_it	1.45
r_angle_refined_deg	1.066
r_mcbond_it	0.953
r_nbtor_refined	0.323
r_symmetry_hbond_refined	0.237
r_nbd_refined	0.227
r_xyhbond_nbd_refined	0.222
r_symmetry_vdw_refined	0.214
r_chiral_restr	0.072
r_bond_refined_d	0.052
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1199
Nucleic Acid Atoms
Solvent Atoms	190
Heterogen Atoms	72

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling