2V5A

CRYSTAL STRUCTURE OF BIOTIN CARBOXYLASE FROM E.COLI IN COMPLEX WITH POTENT INHIBITOR 3

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DV2	PDB ENTRY 1DV2

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1 M POTASSIUM CHLORIDE, 4% (W/V) PEG 8000

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.315	α = 90
b = 106.41	β = 90
c = 122.184	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100				2005-10-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2.31	20	85.3	0.07	15.99	3.21		41691

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	2.31	2.39	83		0.38	2.74	2.9

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1DV2	2.31	80.32	39547	2120	85.4	0.202	0.2	0.2	0.237	RANDOM	29.5

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]
0.33			0.58		-0.9

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.995
r_dihedral_angle_4_deg	16.775
r_dihedral_angle_3_deg	13.908
r_dihedral_angle_1_deg	4.916
r_scangle_it	1.464
r_angle_refined_deg	0.998
r_scbond_it	0.85
r_mcangle_it	0.61
r_mcbond_it	0.358
r_nbtor_refined	0.293
r_symmetry_vdw_refined	0.194
r_nbd_refined	0.173
r_symmetry_hbond_refined	0.125
r_xyhbond_nbd_refined	0.116
r_chiral_restr	0.067
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
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	6860
Nucleic Acid Atoms
Solvent Atoms	339
Heterogen Atoms	24

Software

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