BMRB Entry 50565

Title:
Mutation A55E enhances resistance of Mycobacterium tuberculosis b-lactamase against sulbactam
Deposition date:
2020-11-11
Original release date:
2021-07-01
Authors:
van Alen, Ilona; Ubbink, Marcellus
Citation:

Citation: van Alen, Ilona; Chikunova, Aleksandra; Safeer, Adil; Ud Din Ahmad, Misbha; Perrakis, Anastassis; Ubbink, Marcellus. "The G132S mutation enhances the resistance of Mycobacterium tuberculosis beta-lactamase against sulbactam"  Biochemistry 60, 2236-2245 (2021).
PubMed: 34250791

Assembly members:

Assembly members:
entity_1, polymer, 266 residues, 28359 Da.

Natural source:

Natural source:   Common Name: Mycobacterium tuberculosis   Taxonomy ID: 1773   Superkingdom: Bacteria   Kingdom: not available   Genus/species: Mycobacterium tuberculosis

Experimental source:

Experimental source:   Production method: recombinant technology   Host organism: Escherichia coli   Vector: pET28a

Data sets:
Data typeCount
15N chemical shifts244
1H chemical shifts244

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
  • Hide all

Assembly:

Entity Assembly IDEntity NameEntity ID
1BlaC A55E1

Entities:

Entity 1, BlaC A55E 266 residues - 28359 Da.

Ambler standardised numbering for class A beta-lactamases

1   GLYASPLEUALAASPARGPHEALAGLULEU
2   GLUARGARGTYRASPALAARGLEUGLYVAL
3   TYRVALPROALATHRGLYTHRTHRGLUALA
4   ILEGLUTYRARGALAASPGLUARGPHEALA
5   PHECYSSERTHRPHELYSALAPROLEUVAL
6   ALAALAVALLEUHISGLNASNPROLEUTHR
7   HISLEUASPLYSLEUILETHRTYRTHRSER
8   ASPASPILEARGSERILESERPROVALALA
9   GLNGLNHISVALGLNTHRGLYMETTHRILE
10   GLYGLNLEUCYSASPALAALAILEARGTYR
11   SERASPGLYTHRALAALAASNLEULEULEU
12   ALAASPLEUGLYGLYPROGLYGLYGLYTHR
13   ALAALAPHETHRGLYTYRLEUARGSERLEU
14   GLYASPTHRVALSERARGLEUASPALAGLU
15   GLUPROGLULEUASNARGASPPROPROGLY
16   ASPGLUARGASPTHRTHRTHRPROHISALA
17   ILEALALEUVALLEUGLNGLNLEUVALLEU
18   GLYASNALALEUPROPROASPLYSARGALA
19   LEULEUTHRASPTRPMETALAARGASNTHR
20   THRGLYALALYSARGILEARGALAGLYPHE
21   PROALAASPTRPLYSVALILEASPLYSTHR
22   GLYTHRGLYASPTYRGLYARGALAASNASP
23   ILEALAVALVALTRPSERPROTHRGLYVAL
24   PROTYRVALVALALAVALMETSERASPARG
25   ALAGLYGLYGLYTYRASPALAGLUPROARG
26   GLUALALEULEUALAGLUALAALATHRCYS
27   VALALAGLYVALLEUALA

Samples:

sample_1: BlaC A55E, [U-100% 15N], 0.15 mM; NaPi, naturan abundance, 100 mM

sample_conditions_1: pH: 6.4; pressure: 1 atm; temperature: 298 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-15N HSQCsample_1isotropicsample_conditions_1

Software:

TOPSPIN v4.0.6 - collection, processing

CcpNmr Analysis v2.4.0 - chemical shift assignment, peak picking

NMR spectrometers:

  • Bruker Avance 850 MHz

Download HSQC peak lists in one of the following formats:
CSV: Backbone or all simulated peaks
SPARKY: Backbone or all simulated peaks