4PM9

Crystal structure of CTX-M-14 S70G:S237A:R276A beta-lactamase in complex with cefotaxime at 1.45 Angstroms resolution

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ALS BEAMLINE 5.0.1
Synchrotron site	ALS
Beamline	5.0.1
Temperature [K]	80
Detector technology	CCD
Collection date	2011-02-07
Detector	ADSC QUANTUM 315r
Wavelength(s)	0.97
Spacegroup name	P 21 21 21
Unit cell lengths	41.530, 61.737, 86.675
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	37.453 - 1.454
R-factor	0.1619
Rwork	0.161
R-free	0.18030
RMSD bond length	0.005
RMSD bond angle	1.120
Refinement software	PHENIX ((phenix.refine: 1.6.4_486))

Data quality characteristics

	Overall
Low resolution limit [Å]	37.500
High resolution limit [Å]	1.450
Number of reflections	41240
<I/σ(I)>	22.2
Completeness [%]	98.9
Redundancy	2.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		296	Ammonium sulfate, PEG 4000