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NMR spatial structure of the antimicrobial peptide Tk-Amp-X2
Authors
Usmanova, D.R., Mineev, K.S., Arseniev, A.S.
Assembly
antimicrobial peptide Tk-Amp-X2
Entity
1. antimicrobial peptide Tk-Amp-X2 (polymer, Thiol state: all disulfide bound), 28 monomers, 3523.023 Da Detail

ADDRCERMCQ RYHDRREKKQ CMKGCRYG


Formula weight
3523.023 Da
Entity Connection
disulfide 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS5:SG1:CYS25:SG
2disulfidesing1:CYS9:SG1:CYS21:SG

Source organism
Triticum kiharae
Exptl. method
solution NMR
Refine. method
TORSION ANGLE DYNAMICS
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 83.0 %, Completeness (bb): 76.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All83.0 % (279 of 336)95.1 % (176 of 185)62.8 % (76 of 121)90.0 % (27 of 30)
Backbone76.2 % (128 of 168)93.1 % (54 of 58)59.8 % (49 of 82)89.3 % (25 of 28)
Sidechain91.2 % (177 of 194)96.1 % (122 of 127)81.5 % (53 of 65)100.0 % (2 of 2)
Aromatic40.0 % (8 of 20)80.0 % (8 of 10) 0.0 % (0 of 10)
Methyl100.0 % (2 of 2)100.0 % (1 of 1)100.0 % (1 of 1)

1. antimicrobial peptide

ADDRCERMCQ RYHDRREKKQ CMKGCRYG

Sample #1

Solvent system 95% H2O/5% D2O, Temperature 303 K, pH 5.6


#NameIsotope labelingTypeConcentration
1antimicrobial peptide[U-13C; U-15N]0.0 ~ 0.0 mM
Sample #2

Solvent system 95% H2O/5% D2O, Temperature 303 K, pH 5.6


#NameIsotope labelingTypeConcentration
2antimicrobial peptide[U-13C; U-15N]0.0 ~ 0.0 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 2M6A, Strand ID: A Detail


Release date
2014-03-30
Citation
Structural similarity between defense peptide from wheat and scorpion neurotoxin permits rational functional design
Usmanova, D.R., Mineev, K.S., Arseniev, A.S.
J. Biol. Chem. (2014), 289, 14331-14340, PubMed 24671422 , DOI 10.1074/jbc.M113.530477 ,
Related entities 1. antimicrobial peptide Tk-Amp-X2, : 1 : 7 entities Detail
Experiments performed 9 experiments Detail
NMR combined restraints 4 contents Detail
Keywords antimicrobial peptide