3RV4

Crystal structure of E.coli biotin carboxylase R16E mutant in complex with Mg-ADP and bicarbonate

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	295	PEG3350, CsCl, methanol, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 119.404	α = 90
b = 51.171	β = 119.75
c = 84.156	γ = 90

Symmetry
Space Group	C 1 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		CCD				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A		NSLS	X4A

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	1.6	30	94.3	0.075	15.9	5.2		29337

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	1.6	1.66	76.1		0.362		3.6	4463

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.98	30	29337	1473	95.18	0.1807	0.1786	0.2188	RANDOM	21.3976

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]
0.47		0.72	-0.33		0.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.723
r_dihedral_angle_4_deg	15.943
r_dihedral_angle_3_deg	13.95
r_dihedral_angle_1_deg	5.224
r_scangle_it	3.194
r_scbond_it	1.866
r_angle_refined_deg	1.226
r_mcangle_it	1.073
r_mcbond_it	0.558
r_metal_ion_refined	0.403

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.723
r_dihedral_angle_4_deg	15.943
r_dihedral_angle_3_deg	13.95
r_dihedral_angle_1_deg	5.224
r_scangle_it	3.194
r_scbond_it	1.866
r_angle_refined_deg	1.226
r_mcangle_it	1.073
r_mcbond_it	0.558
r_metal_ion_refined	0.403
r_nbtor_refined	0.3
r_symmetry_vdw_refined	0.211
r_nbd_refined	0.199
r_symmetry_hbond_refined	0.158
r_xyhbond_nbd_refined	0.151
r_chiral_restr	0.081
r_bond_refined_d	0.01
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3431
Nucleic Acid Atoms
Solvent Atoms	365
Heterogen Atoms	45

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.