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Structural Plasticity of Paneth cell alpha-Defensins: Characterization of Salt-Bridge Deficient Analogues of Mouse Cryptdin-4
Authors
Rosengren, K., Andersson, H.S., Haugaard-Kedstrom, L.M., Bengtsson, E., Daly, N.L., Craik, D.J.
Assembly
(E15G)-Crp4
Entity
1. (E15G)-Crp4 (polymer), 32 monomers, 3689.466 Da Detail

GLLCYCRKGH CKRGGRVRGT CGIRFLYCCP RR


Formula weight
3689.466 Da
Source organism
Mus musculus
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 96.9 %, Completeness: 93.0 %, Completeness (bb): 92.8 % Detail

Polymer type: polypeptide(L)

Total1H
All93.0 % (186 of 200)93.0 % (186 of 200)
Backbone92.8 % (64 of 69)92.8 % (64 of 69)
Sidechain93.1 % (122 of 131)93.1 % (122 of 131)
Aromatic86.7 % (13 of 15)86.7 % (13 of 15)
Methyl100.0 % (11 of 11)100.0 % (11 of 11)

1. entity

GLLCYCRKGH CKRGGRVRGT CGIRFLYCCP RR

Sample

Solvent system 90% H2O/10% D2O, Temperature 298 K, pH 4


#NameIsotope labelingTypeConcentration
1(E15G)-Crp4natural abundance0.3 mg
2H2Onatural abundance90 %
3D2Onatural abundance10 %

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


Release date
2012-05-08
Citation
The α-defensin salt-bridge induces backbone stability to facilitate folding and confer proteolytic resistance
Andersson, H.S., Figueredo, S.M., Haugaard-Kedstrom, L.M., Bengtsson, E., Daly, N.L., Qu, X., Craik, D.J., Ouellette, A.J., Rosengren, K.
Amino Acids (2012), 43, 1471-1483, PubMed 22286872 , DOI 10.1007/s00726-012-1220-3 ,
Related entities 1. (E15G)-Crp4, : 1 : 8 : 21 entities Detail
Experiments performed 3 experiments Detail
NMR combined restraints 5 contents Detail
Keywords defensin, peptide