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Lasso peptide based integrin inhibitor: Microcin J25 variant with RGD substitution of Gly12-Ile13-Gly14
Authors
Knappe, T.A., Linne, U., Xie, X., Marahiel, M.A.
Assembly
MccJ25 RGD
Entity
1. MccJ25 RGD (polymer, Thiol state: not present), 21 monomers, 2226.403 Da Detail

GGAGHVPEYF VRGDTPISFY G


Formula weight
2226.403 Da
Source organism
Escherichia coli
Exptl. method
solution NMR
Refine. method
SIMULATED ANNEALING
Data set
assigned_chemical_shifts, conformer_family_coord_set, coupling_constants, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 82.8 %, Completeness (bb): 93.3 % Detail

Polymer type: polypeptide(L)

Total1H
All82.8 % (96 of 116)82.8 % (96 of 116)
Backbone93.3 % (42 of 45)93.3 % (42 of 45)
Sidechain76.1 % (54 of 71)76.1 % (54 of 71)
Aromatic35.0 % (7 of 20)35.0 % (7 of 20)
Methyl87.5 % (7 of 8)87.5 % (7 of 8)

1. MccJ25 RGD

GGAGHVPEYF VRGDTPISFY G

Sample

Solvent system CD3OH, Temperature 298 K, Details 7.2 mg MccJ25 RGD in 280 uL CD3OH


#NameIsotope labelingTypeConcentration
1MccJ25 RGDnatural abundanceprotein11.6 mM
2CD3OHnatural abundancesolvent280 uL

Protein Blocks Logo
Calculated from 20 models in PDB: 2MMW, Strand ID: A Detail


Coupling constant
18 J values in 1 lists
Field strength (1H) 600 MHz, Temperature 298 K Detail
Release date
2012-02-06
Citation
Introducing lasso peptides as molecular scaffolds for drug design: engineering of an integrin antagonist
Knappe, T.A., Manzenrieder, F., Mas-Moruno, C., Linne, U., Sasse, F., Kessler, H., Xie, X., Marahie, M.A.
Angew. Chem Int Ed Engl. (2011), 50, 8714-8717, PubMed 21812076 , DOI 10.1002/anie.201102190 ,
Related entities 1. MccJ25 RGD, : 1 : 6 : 1 entities Detail
Interaction partners 1. MccJ25 RGD, : 1 interactors Detail
Experiments performed 3 experiments Detail
NMR combined restraints 3 contents Detail
Keywords angiogenesis, epitope grafting, integrin inhibitor, lasso peptide, microcin J25, peptide scaffold