3ZGP

NMR structure of the catalytic domain from E. faecium L,D- transpeptidase acylated by ertapenem

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	1H-15N-HSQC	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
2	1H-13C-HSQC CENTERED ON ALIPHATICS	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
3	1H-15N-HMQC DETECTING 2J	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
4	3J COUPLINGS IN HISTIDINES IMIDAZOLE RING	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
5	HSQC DETECTING 1J COUPLING IN HISTIDINES IMIDAZOLE RING	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
6	HNCACB	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
7	HNCO	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
8	3D-15N-NOESY-HSQC	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
9	3D-13C-NOESY-HSQC CENTERED ON ALIPHATICS	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
10	1H-13C- HSQC CENTERED ON AROMATICS	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
11	3D-13C-NOESY-HSQC CENTERED ON AROMATICS	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0
12	13C-15N-FILTERED NOESY	10% WATER/90% D2O		300 mM	6.4	1.0 atm	298.0

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Agilent	Direct Drive	600
2	Bruker	Direct Drive	600
3	Agilent	Direct Drive	600
4	Agilent	Direct Drive	600
5	Agilent	Direct Drive	600
6	Agilent	Direct Drive	800
7	Bruker	AVANCE	950
8	Agilent	Direct Drive	800
9	Agilent	Direct Drive	800

NMR Refinement
Method	Details	Software
ARIA2.3		CNS

NMR Ensemble Information
Conformer Selection Criteria	TOTAL ENERGY
Conformers Calculated Total Number	1700
Conformers Submitted Total Number	20
Representative Model	1 (n/a)

Additional NMR Experimental Information
Details	THE 20 NMR STRUCTURES WERE DETERMINED USING TRIPLE- RESONANCE NMR SPECTROSCOPY ON A 13C, 15N-LABELED LDTFM SAMPLE INCUBATED WITH 1 EQUIVALENT OF ERTAPENEM ANTIBIOTIC. THESE STRUCTURES WERE REFINED IN WATER WITHIN CNS ARIA.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ, RICE,SIMONSON,WARREN
2	structure solution	UNIO	10
3	structure solution	TALOS
4	structure solution	CcpNmr Analysis	ANALYSIS