BMRB Entry 34289

Title:
Cadmium(II) form of A44H mutant of shortened metallothionein from Pseudomonas fluorescens Q2-87 (residues 1-52)
Deposition date:
2018-06-20
Original release date:
2018-09-13
Authors:
Habjanic, J.; Zerbe, O.; Freisinger, E.
Citation:

Citation: Habjanic, J.; Zerbe, O.; Freisinger, E.. "A histidine-rich Pseudomonas metallothionein with a disordered tail displays higher binding capacity for cadmium than zinc."  Metallomics 10, 1415-1429 (2018).
PubMed: 30191219

Assembly members:

Assembly members:
entity_1, polymer, 52 residues, 5834.395 Da.
entity_CD, non-polymer, 112.411 Da.

Natural source:

Natural source:   Common Name: Pseudomonas fluorescens Q2-87   Taxonomy ID: 1038922   Superkingdom: Bacteria   Kingdom: not available   Genus/species: Pseudomonas fluorescens

Experimental source:

Experimental source:   Production method: recombinant technology   Host organism: Escherichia coli BL21(DE3)   Vector: pGEX-4T-1

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: NELRCGCPDCHCKVDPERVF NHDGEAYCSQACAEQHPNGE PCPHPDCHCERS

Data typeCount
13C chemical shifts203
15N chemical shifts53
1H chemical shifts297

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1entity_11
2entity_2, 12
3entity_2, 22
4entity_2, 32
5entity_2, 42

Entities:

Entity 1, entity_1 52 residues - 5834.395 Da.

1   ASNGLULEUARGCYSGLYCYSPROASPCYS
2   HISCYSLYSVALASPPROGLUARGVALPHE
3   ASNHISASPGLYGLUALATYRCYSSERGLN
4   ALACYSALAGLUGLNHISPROASNGLYGLU
5   PROCYSPROHISPROASPCYSHISCYSGLU
6   ARGSER

Entity 2, entity_2, 1 - Cd - 112.411 Da.

1   CD

Samples:

sample_1: metallothionein, [U-13C; U-15N], 0.5 ± 0.1 mM; CADMIUM ION 2 ± 0.1 mM; TRIS, [U-2H], 50 ± 1 mM; sodium chloride 50 ± 1 mM

sample_2: metallothionein 1 ± 0.1 mM; CADMIUM ION, [U-113Cd], 4 ± 0.1 mM; TRIS, [U-2H], 50 ± 1 mM; sodium chloride 50 ± 1 mM

sample_conditions_1: ionic strength: 50 mM; pH: 7.4; pressure: 1 atm; temperature: 300 K

sample_conditions_2: ionic strength: 50 mM; pH: 7.4; pressure: 1 atm; temperature: 320 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-15N HSQCsample_1isotropicsample_conditions_1
2D 1H-13C HSQC aliphaticsample_1isotropicsample_conditions_1
2D 1H-13C HSQC aromaticsample_1isotropicsample_conditions_1
3D HNCOsample_1isotropicsample_conditions_1
3D HN(CO)CAsample_1isotropicsample_conditions_1
3D HNCACBsample_1isotropicsample_conditions_1
3D CBCA(CO)NHsample_1isotropicsample_conditions_1
3D HCCH-TOCSYsample_1isotropicsample_conditions_1
3D HCCH-TOCSYsample_1isotropicsample_conditions_1
3D 1H-15N NOESYsample_1isotropicsample_conditions_1
3D 1H-13C NOESY aliphaticsample_1isotropicsample_conditions_1
3D 1H-13C NOESY aromaticsample_1isotropicsample_conditions_1
1D 113Cdsample_2isotropicsample_conditions_2
2D 1H-113Cd HSQC-TOCSYsample_2isotropicsample_conditions_2

Software:

TOPSPIN v4.0, Bruker Biospin - collection

TOPSPIN v3.5, Bruker Biospin - processing

CARA v1.9.1.5, Keller and Wuthrich - chemical shift assignment

UNIO' 10 v2.02, Hermann - peak picking

CYANA v3.97, Guntert, Mumenthaler and Wuthrich - structure calculation

X-PLOR NIH v4.0, Schwieters, Kuszewski, Tjandra and Clore - refinement

NMR spectrometers:

  • Bruker Avance 600 MHz
  • Bruker AvanceII 500 MHz
  • Bruker Avance 700 MHz

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