2C00

Crystal Structure of Biotin Carboxylase from Pseudomonas aeruginosa in apo form

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DV1	PDB ENTRY 1DV1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1M TRIS (PH 7.0); 0.2M MGCL2; 17-21% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
5.37	76.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.402	α = 90
b = 160.402	β = 90
c = 146.764	γ = 120

Symmetry
Space Group	P 31 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	100	CCD	ADSC CCD		2006-08-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID		APS	17-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	2.5	20	100	0.07	33.6	7.4		75554

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	2.5	2.59	100		0.37	4.7	7.3

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 1DV1	2.5	46.13	71168	3769	99.2	0.198	0.196	0.223	RANDOM	32.56

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]
0.52	0.26		0.52		-0.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.593
r_dihedral_angle_4_deg	17.158
r_dihedral_angle_3_deg	13.867
r_dihedral_angle_1_deg	5.811
r_scangle_it	1.8
r_scbond_it	1.195
r_angle_refined_deg	1.083
r_angle_other_deg	0.842
r_mcangle_it	0.786
r_mcbond_it	0.723
r_symmetry_vdw_other	0.224
r_nbd_refined	0.199
r_nbd_other	0.19
r_nbtor_refined	0.168
r_symmetry_hbond_refined	0.152
r_xyhbond_nbd_refined	0.12
r_symmetry_vdw_refined	0.091
r_nbtor_other	0.081
r_chiral_restr	0.069
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_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	6731
Nucleic Acid Atoms
Solvent Atoms	488
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing