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Dimer-of-dimer amyloid fibril structure of glucagon
Authors
Hong, M., Gelenter, M.D., Smith, K.J., Liao, S.Y., Mandala, V.S., Dregni, A.J., Lamm, M.S., Tian, Y., Wei, X., Pochan, D.J., Tucker, T.J., Su, Y.
Assembly
Glucagon
Entity
1. Glucagon (polymer, Thiol state: not present), 29 monomers, 3482.747 × 16 Da Detail

HSQGTFTSDY SKYLDSRRAQ DFVQWLMNT


Total weight
55723.953 Da
Max. entity weight
3482.747 Da
Source organism
Homo sapiens
Exptl. method
NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 99.4 %, Completeness (bb): 99.1 % Detail

Polymer type: polypeptide(L)

Total13C15N
All99.4 % (167 of 168)99.3 % (133 of 134)100.0 % (34 of 34)
Backbone99.1 % (114 of 115)98.8 % (85 of 86)100.0 % (29 of 29)
Sidechain100.0 % (81 of 81)100.0 % (76 of 76)100.0 % (5 of 5)
Aromatic100.0 % (26 of 26)100.0 % (25 of 25)100.0 % (1 of 1)
Methyl100.0 % (10 of 10)100.0 % (10 of 10)

1. entity 1

HSQGTFTSDY SKYLDSRRAQ DFVQWLMNT

Sample #1

Solvent system water, Pressure 1 (±0.01) atm, Temperature 293 (±0.2) K, pH 2.0 (±0.1), Details 0.1 mg/uL {U-13C; U-15N]-G4,S8,L14,A19,V23 Glucagon, water


#NameIsotope labelingTypeConcentration
1Glucagon{U-13C; U-15N]-G4,S8,L14,A19,V230.1 (±0.02) mg/uL
Sample #2

Solvent system water, Pressure 1 (±0.01) atm, Temperature 293 (±0.2) K, pH 2.0 (±0.1), Details 0.1 mg/uL {U-13C; U-15N]-S2,Q3,G4,T5,Q24,W25,L26,M27,N28 Glucagon, water


#NameIsotope labelingTypeConcentration
2Glucagon{U-13C; U-15N]-S2,Q3,G4,T5,Q24,W25,L26,M27,N280.1 (±0.02) mg/uL
Sample #3

Solvent system water, Pressure 1 (±0.01) atm, Temperature 293 (±0.2) K, pH 2.0 (±0.1), Details 0.1 mg/uL {U-13C; U-15N]-T5,F6,T7,S8,D9,Y10,S11,A19,Q20,D21,F22,V23,Q24 Glucagon, water


#NameIsotope labelingTypeConcentration
3Glucagon{U-13C; U-15N]-T5,F6,T7,S8,D9,Y10,S11,A19,Q20,D21,F22,V23,Q240.1 (±0.02) mg/uL
Sample #4

Solvent system water, Pressure 1 (±0.01) atm, Temperature 293 (±0.2) K, pH 2.0 (±0.1), Details 0.1 mg/uL {U-13C; U-15N]-S11,K12,Y13,L14,D15,S16,R17,R18,A19 Glucagon, water


#NameIsotope labelingTypeConcentration
4Glucagon{U-13C; U-15N]-S11,K12,Y13,L14,D15,S16,R17,R18,A190.1 (±0.02) mg/uL

Protein Blocks Logo
Calculated from 10 models in PDB: 6NZN, Strand ID: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P Detail


Release date
2019-03-26
Citation
The peptide hormone glucagon forms amyloid fibrils with two coexisting β-strand conformations
Gelenter, M.D., Smith, K.J., Liao, S.Y., Mandala, V.S., Dregni, A.J., Lamm, M.S., Tian, Y., Wei, X., Pochan, D.J., Tucker, T.J., Su, Y., Hong, M.
Nat. Struct. Mol. Biol. (2019), 26, 592-598, PubMed 31235909 , DOI 10.1038/s41594-019-0238-6 ,
Related entities 1. Glucagon, : 1 : 26 : 15 : 7 : 172 entities Detail
Interaction partners 1. Glucagon, : 6 interactors Detail
Experiments performed 16 experiments Detail
NMR combined restraints 3 contents Detail
Keywords amyloid, hormone