BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
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BMRB Entry 17152

Title: Helical hairpin structure of a novel antimicrobial peptide EcAMP1 from seeds of barnyard grass (Echinochloa crus-galli)   PubMed: 21561864

Deposition date: 2010-08-27 Original release date: 2011-05-04

Authors: Nolde, Svetlana; Barinov, Nikolay; Balashova, Tamara; Arseniev, Alexander

Citation: Nolde, Svetlana; Vassilevski, Alexander; Rogozhin, Eugene; Barinov, Nikolay; Balashova, Tamara; Samsonova, Olga; Baranov, Yuri; Feofanov, Alexey; Egorov, Tsezi; Arseniev, Alexander; Grishin, Eugene. "Disulfide-stabilized helical hairpin structure and activity of a novel antifungal peptide EcAMP1 from seeds of barnyard grass (Echinochloa crus-galli)."  J. Biol. Chem. 286, 25145-25153 (2011).

Assembly members:
EcAMP1, polymer, 37 residues, 4288.794 Da.

Natural source:   Common Name: Barnyard grass   Taxonomy ID: 90397   Superkingdom: Eukaryota   Kingdom: Viridiplantae   Genus/species: Echinochloa crus-galli

Experimental source:   Production method: purified from the natural source   Host organism: Echinochloa crusgalli

Entity Sequences (FASTA):
EcAMP1: GSGRGSCRSQCMRRHEDEPW RVQECVSQCRRRRGGGD

Data sets:
Data typeCount
1H chemical shifts227

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
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Assembly:

Entity Assembly IDEntity NameEntity ID
1EcAMP11

Entities:

Entity 1, EcAMP1 37 residues - 4288.794 Da.

1   GLYSERGLYARGGLYSERCYSARGSERGLN
2   CYSMETARGARGHISGLUASPGLUPROTRP
3   ARGVALGLNGLUCYSVALSERGLNCYSARG
4   ARGARGARGGLYGLYGLYASP

Samples:

sample_1: EcAMP1 0.7 mg/ml; KOH 10 mM; H2O 95%; D2O 5%

sample_conditions_1: ionic strength: 10 mM; pH: 6.62; pressure: 1 atm; temperature: 293 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-1H NOESYsample_1isotropicsample_conditions_1
2D 1H-1H TOCSYsample_1isotropicsample_conditions_1
2D DQF-COSYsample_1isotropicsample_conditions_1

Software:

CYANA v2.1, Guntert, Mumenthaler and Wuthrich - structure solution

NMR spectrometers:

  • Bruker Avance 800 MHz

Related Database Links:

PDB
GB AFU90746 AFU90747 AFU90748 AFU90750 AFU90751
SP B3EWR6