BMRB Entry 25874

Title:
A key amino acid in the control of different functional behavior within the triheme cytochrome family from Geobacter sulfurreducens
Deposition date:
2015-11-02
Original release date:
2016-09-15
Authors:
Dantas, Joana; Simoes, Telma; Bruix, Marta; Salgueiro, Carlos
Citation:

Citation: Dantas, Joana; Simoes, Telma; Morgado, Leonor; Caciones, Clara; Fernandes, Ana; Silva, Marta; Bruix, Marta; Pokkuluri, P. Raj; Salgueiro, Carlos. "Unveil the Structural Basis that Regulates the Energy Transduction Properties within a Family of Triheme Cytochromes from Geobacter sulfurreducens"  J. Phys. Chem. B 120, 10221-10233 (2016).
PubMed: 27603556

Assembly members:

Assembly members:
entity_1, polymer, 71 residues, 7782.213 Da.
entity_HEM, non-polymer, 616.487 Da.

Natural source:

Natural source:   Common Name: Geobacter sulfurreducens   Taxonomy ID: 35554   Superkingdom: Bacteria   Kingdom: not available   Genus/species: Geobacter sulfurreducens

Experimental source:

Experimental source:   Production method: recombinant technology   Host organism: Escherichia coli   Vector: pCK32

Entity Sequences (FASTA):

Data sets:
Data typeCount
15N chemical shifts73
1H chemical shifts511

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1entity_11
2PROTOPORPHYRIN IX CONTAINING FE_12
3PROTOPORPHYRIN IX CONTAINING FE_22
4PROTOPORPHYRIN IX CONTAINING FE_32

Entities:

Entity 1, entity_1 71 residues - 7782.213 Da.

1   ALAASPASPILEVALPHELYSALALYSASN
2   GLYASPVALLYSPHEPROHISLYSALAHIS
3   GLNLYSALAVALPROASPCYSLYSLYSCYS
4   HISGLULYSGLYPROGLYLYSILEGLUGLY
5   PHEGLYLYSGLUMETALAHISGLYLYSGLY
6   CYSLYSGLYCYSHISGLUGLUMETLYSLYS
7   GLYPROTHRLYSCYSGLYGLUCYSHISLYS
8   LYS

Entity 2, PROTOPORPHYRIN IX CONTAINING FE_1 - C34 H32 Fe N4 O4 - 616.487 Da.

1   HEM

Samples:

L6F_unlabelled: L6F polypeptide 1 mM; PROTOPORPHYRIN IX CONTAINING FE 3 mM; sodium phosphate 45 mM; sodium azide 0.04%

L6F_15Nlabelled: L6F polypeptide, [U-100% 15N], 0.4 mM; PROTOPORPHYRIN IX CONTAINING FE 3 mM; sodium phosphate 45 mM; sodium azide 0.04%

sample_conditions_L6F_unlabelled: ionic strength: 100 mM; pH: 7.1; pressure: 1 atm; temperature: 298 K

sample_conditions_L6F_15Nlabelled: ionic strength: 45 mM; pH: 7.1; pressure: 1 atm; temperature: 298 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-15N HSQCL6F_15Nlabelledisotropicsample_conditions_L6F_15Nlabelled
2D 1H-1H TOCSYL6F_unlabelledisotropicsample_conditions_L6F_unlabelled
2D 1H-1H COSYL6F_unlabelledisotropicsample_conditions_L6F_unlabelled
2D 1H-1H NOESYL6F_unlabelledisotropicsample_conditions_L6F_unlabelled

Software:

TOPSPIN, Bruker Biospin - collection, processing

SPARKY, Goddard - chemical shift assignment

PARADYANA, Turner, D. L. Brennan, L. Chamberlin, S. G. Louro, R. O. Xavier, A. V. - chemical shift calculation, refinement

Molmol, Koradi, Billeter and Wuthrich - superimposition, visual inspection

CING, Nabuurs, Spronk, Krieger, Maassen, Vriend and Vuister - validation

NMR spectrometers:

  • Bruker Avance 800 MHz

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