2W6Z

Crystal structure of Biotin carboxylase from E. coli in complex with the 3-(3-Methyl-but-2-enyl)-3H-purin-6-ylamine fragment

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1M KCL AND 2-8% PEG 800

Crystal Properties
Matthews coefficient	Solvent content
2.66	53.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.482	α = 90
b = 106.895	β = 90
c = 122.413	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	CCD	ADSC CCD			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	1.9	80	77.4	0.06	29.58	5.82		67879

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	1.9	1.97	81.2		0.35	4.76	5.6

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 2J9G	1.9	20	64336	3407	77.2	0.186	0.185	0.22	RANDOM	23.48

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]
-0.61			0.86		-0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.023
r_dihedral_angle_4_deg	18.015
r_dihedral_angle_3_deg	13.363
r_dihedral_angle_1_deg	4.911
r_scangle_it	1.974
r_scbond_it	1.332
r_angle_other_deg	1.215
r_angle_refined_deg	1.109
r_mcangle_it	0.784
r_mcbond_it	0.715
r_symmetry_vdw_other	0.238
r_nbd_refined	0.19
r_nbd_other	0.178
r_nbtor_refined	0.167
r_xyhbond_nbd_refined	0.113
r_symmetry_hbond_refined	0.092
r_chiral_restr	0.087
r_symmetry_vdw_refined	0.083
r_nbtor_other	0.081
r_bond_refined_d	0.007
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	6860
Nucleic Acid Atoms
Solvent Atoms	510
Heterogen Atoms	17

Software

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