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 36146

Title: mBjAMP1 structure   PubMed: 30475621

Deposition date: 2017-12-28 Original release date: 2018-12-18

Authors: Nam, J.; Lee, C.

Citation: Nam, Jiyong; Yun, Hyosuk; Rajasekaran, Ganesan; Kumar, S. Dinesh; Kim, Jae Il; Min, Hye Jung; Shin, Song Yub; Lee, Chul Won. "Structural and functional assessment of mBjAMP1, an antimicrobial peptide from Branchiostoma japonicum, revealed a novel alpha-hairpinin-like scaffold with membrane permeable and DNA binding activity."  J. Med. Chem. 61, 11101-11113 (2018).

Assembly members:
mBjAMP1 peptide, polymer, 21 residues, 2490.979 Da.

Natural source:   Common Name: Florida lancelet   Taxonomy ID: 7739   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Branchiostoma floridae

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):
mBjAMP1 peptide: NLCASLRARHTIPQCRKFGR R

Data sets:
Data typeCount
1H chemical shifts138

Additional metadata:

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

Entity Assembly IDEntity NameEntity ID
1entity_11

Entities:

Entity 1, entity_1 21 residues - 2490.979 Da.

1   ASNLEUCYSALASERLEUARGALAARGHIS
2   THRILEPROGLNCYSARGLYSPHEGLYARG
3   ARG

Samples:

sample_1: peptides 2 mM; sodium chloride 50 mM; sodium phosphate 10 mM; H2O, natural abundace, 90%; D2O, [U-2H], 10%

sample_conditions_1: ionic strength: 50 mM; pH: 6.0; pressure: 1 atm; temperature: 298.0 K

Experiments:

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

Software:

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

Molmol, Koradi, Billeter and Wuthrich - chemical shift assignment

NMRView, Johnson, One Moon Scientific - peak picking

X-PLOR NIH, Schwieters, Kuszewski, Tjandra and Clore - refinement

NMR spectrometers:

  • Bruker Avance 600 MHz