3ECZ

Carbonmonoxy Sperm Whale Myoglobin at 120 K: Laser on [30 min]

X-RAY DIFFRACTION

---

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	batch	6	293	2.4M Ammonium sulfate, 10mM TrisHCl, 100mM Sodium phosphate, pH 6.0, batch, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.89	34.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.425	α = 90
b = 30.72	β = 105.54
c = 63.843	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	120	CCD	MAR CCD 165 mm		2007-05-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW14A	0.827	Photon Factory	AR-NW14A

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	1.21	50	98.1	0.052	13.2	3.6		38789		-3

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)
	1.21	1.25	85.5		0.256		3	3318

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 1MBC	1.21	15.66	38771	1945	98.61	0.145	0.143	0.182	RANDOM	14.571

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]
0.03		-0.01	0.01		-0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.881
r_dihedral_angle_4_deg	18.099
r_dihedral_angle_3_deg	14.069
r_sphericity_free	9.609
r_scangle_it	5.574
r_sphericity_bonded	5.368
r_dihedral_angle_1_deg	4.878
r_scbond_it	4.152
r_mcangle_it	2.868
r_rigid_bond_restr	2.659
r_mcbond_it	2.003
r_angle_refined_deg	1.787
r_metal_ion_refined	0.597
r_nbtor_refined	0.319
r_nbd_refined	0.308
r_symmetry_hbond_refined	0.144
r_symmetry_vdw_refined	0.143
r_chiral_restr	0.131
r_xyhbond_nbd_refined	0.103
r_bond_refined_d	0.018
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1217
Nucleic Acid Atoms
Solvent Atoms	167
Heterogen Atoms	55

Software

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