BMRB Entry 35041

Title:
SOLUTION STRUCTURE OF GLUCAGON PEPTIDE AT pH 2.5
Deposition date:
2026-03-05
Original release date:
2026-08-19
Authors:
Santoro, A.; Buonocore, M.; D'Ursi, A.M.
Citation:

Citation: Santoro, A.; Macis, M.; Buonocore, M.; Ricci, A.; D'Ursi, A.M.. "Conformational determinants of glucagon stability and aggregation kinetics in aqueous and commercial formulations. "  Protein Sci. 35, e70750-e70750 (2026).
PubMed: 42557738

Assembly members:

Assembly members:
entity_1, polymer, 29 residues, 3486.781 Da.

Natural source:

Natural source:   Common Name: human   Taxonomy ID: 9606   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Homo sapiens

Experimental source:

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: HSQGTFTSDYSKYLDSRRAQ DFVQWLMNT

Data sets:
Data typeCount
1H chemical shifts159

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1unit_11

Entities:

Entity 1, unit_1 29 residues - 3486.781 Da.

1   HISSERGLNGLYTHRPHETHRSERASPTYR
2   SERLYSTYRLEUASPSERARGARGALAGLN
3   ASPPHEVALGLNTRPLEUMETASNTHR

Samples:

sample_1: entity_1 mM; H2O 90%; D2O, [U-99% 2H], 10%; HCl 0.04 M

sample_conditions_1: ionic strength: 0.2 Not defined; pH: 2.5; pressure: 1 atm; temperature: 300 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-1H NOESYsample_1isotropicsample_conditions_1
2D 1H-1H TOCSYsample_1isotropicsample_conditions_1

Software:

Sparky, Goddard - chemical shift assignment

CYANA, Guntert, Mumenthaler and Wuthrich - structure calculation

XEASY, Bartels et al. - peak picking

NMR spectrometers:

  • Bruker AVANCE 600 MHz