4JGI

1.5 Angstrom crystal structure of a novel cobalamin-binding protein from Desulfitobacterium hafniense DCB-2

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	277.15	0.1 M MMT buffer, 25 % w/v PEG 1500, pH 8, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K

Crystal Properties
Matthews coefficient	Solvent content
2.87	57.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.99	α = 90
b = 69.99	β = 90
c = 91.68	γ = 120

Symmetry
Space Group	P 31

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	200	PIXEL	PSI PILATUS 6M		2012-05-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.95	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.5	32.7	99			78874	75677	1.5	1.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.5	32.69	78874	75677	3997	99.05	0.14971	0.14728	0.1941	RANDOM	27.258

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	0.03		0.03		-0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.287
r_sphericity_free	22.138
r_dihedral_angle_4_deg	15.345
r_dihedral_angle_3_deg	13.485
r_sphericity_bonded	12.053
r_rigid_bond_restr	7.088
r_dihedral_angle_1_deg	6.091
r_angle_refined_deg	2.14
r_angle_other_deg	1.018
r_chiral_restr	0.14
r_bond_refined_d	0.021
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3065
Nucleic Acid Atoms
Solvent Atoms	421
Heterogen Atoms	182

Software

Software
Software Name	Purpose
ADSC	data collection
PHASER	phasing
REFMAC	refinement
xia2	data reduction
xia2	data scaling