4DXE

2.52 Angstrom resolution crystal structure of the acyl-carrier-protein synthase (AcpS)-acyl carrier protein (ACP) protein-protein complex from Staphylococcus aureus subsp. aureus COL

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5	295	AcpS:ACP 1:1 molar ratio (0.33:0.33 mM) in 10 mM Tris-HCl pH 8.3, 0.5 M NaCl, 5 mM BME. The PACT suite B2 (#14: 0.1 M MIB buffer pH 5.0, 25 %(w/v) PEG1500), VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.968	α = 90
b = 102.961	β = 115.87
c = 77.298	γ = 90

Symmetry
Space Group	P 1 21 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	MARMOSAIC 300 mm CCD	mirror	2012-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	0.97928	APS	21-ID-D

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	2.51	30	100	0.093	13.34	3.8	36820	36820		-3	49.9

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	2.51	2.56	100		0.557	2.43	3.8	1863

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3F09 (AcpS), 1F80 (ACP)	2.51	28.82	34837	34837	1865	98.53	0.20257	0.19971	0.25449	RANDOM	43.391

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]
-5.15		-16.9	-37.84		42.99

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	18.891
r_dihedral_angle_4_deg	11.014
r_dihedral_angle_3_deg	7.159
r_scangle_it	3.347
r_scbond_it	2.033
r_dihedral_angle_1_deg	1.661
r_mcangle_it	1.18
r_angle_refined_deg	1.156
r_angle_other_deg	0.698
r_mcbond_it	0.633

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	18.891
r_dihedral_angle_4_deg	11.014
r_dihedral_angle_3_deg	7.159
r_scangle_it	3.347
r_scbond_it	2.033
r_dihedral_angle_1_deg	1.661
r_mcangle_it	1.18
r_angle_refined_deg	1.156
r_angle_other_deg	0.698
r_mcbond_it	0.633
r_mcbond_other	0.134
r_chiral_restr	0.071
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8966
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	28

Software

Software
Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.