3RGK

Crystal Structure of Human Myoglobin Mutant K45R

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2MM1	PDB ENTRY 2MM1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	250 mM Tris-HCl, 80% Ammonium Sulfate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.2	α = 90
b = 86.2	β = 90
c = 35.66	γ = 120

Symmetry
Space Group	P 32 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	277	FILM	CEA Reflex 25		1989-11-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	OTHER	1.10

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	1.65	18.4	95	0.08		3		17640

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	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 2MM1	1.65	18.4	16731	909	94.82	0.17574	0.17455	0.19848	RANDOM	14.295

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]
0.09	0.04		0.09		-0.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.357
r_dihedral_angle_4_deg	17.988
r_dihedral_angle_3_deg	11.739
r_dihedral_angle_1_deg	4.197
r_scangle_it	3.007
r_scbond_it	1.931
r_mcangle_it	1.034
r_angle_refined_deg	0.995
r_mcbond_it	0.67
r_nbtor_refined	0.303
r_nbd_refined	0.192
r_xyhbond_nbd_refined	0.124
r_symmetry_vdw_refined	0.116
r_symmetry_hbond_refined	0.086
r_chiral_restr	0.068
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1159
Nucleic Acid Atoms
Solvent Atoms	100
Heterogen Atoms	58

Software

Software
Software Name	Purpose
REFMAC	refinement