2PRB

crystal structure of aminoglycoside acetyltransferase AAC(6')-Ib in complex whith coenzyme A

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	291	1.5 M K2HPO4 0.06M NaH2PO4 0.1M guanidine-HCl, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.62	α = 90
b = 57.62	β = 90
c = 146.672	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	ADSC QUANTUM 4r		2007-03-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-3	0.9310	ESRF	ID14-3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.8	53.63	100	0.059	0.059	8.3	13.5	23842	23836		1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.8	1.9	100		0.183	0.183	4.1	10.5	3394

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb entry 2PR8	1.8	40.76	23765	23761	1219	99.98	0.209	0.21	0.209	0.226	RANDOM	15.468

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.842
r_dihedral_angle_4_deg	12.229
r_dihedral_angle_3_deg	10.485
r_dihedral_angle_1_deg	4.859
r_scangle_it	1.804
r_scbond_it	1.044
r_angle_refined_deg	1.003
r_mcangle_it	0.753
r_mcbond_it	0.411
r_nbtor_refined	0.295

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.842
r_dihedral_angle_4_deg	12.229
r_dihedral_angle_3_deg	10.485
r_dihedral_angle_1_deg	4.859
r_scangle_it	1.804
r_scbond_it	1.044
r_angle_refined_deg	1.003
r_mcangle_it	0.753
r_mcbond_it	0.411
r_nbtor_refined	0.295
r_nbd_refined	0.176
r_symmetry_vdw_refined	0.128
r_xyhbond_nbd_refined	0.087
r_symmetry_hbond_refined	0.085
r_chiral_restr	0.063
r_bond_refined_d	0.006
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1360
Nucleic Acid Atoms
Solvent Atoms	172
Heterogen Atoms	48

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
MOSFLM	data reduction

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 R01GM133198.