BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
Member of WWPDB

BMRB Entry 25926

Title: NMR Structure of KR-12: A minimalized domain derived from the human cathelicidin LL-37

Deposition date: 2015-12-21 Original release date: 2017-01-12

Authors: Gunasekera, Sunithi; Goransson, Ulf

Citation: Gunasekera, Sunithi; Muhammad, Taj; Stromstedt, Adam; Rosengren, K; Goransson, Ulf. "Backbone-cyclized stable peptide-dimers derived from the human cathelicidin LL-37 mediate potent antimicrobial activity"  Not known ., .-..

Assembly members:
entity, polymer, 12 residues, 1576.967 Da.

Natural source:   Common Name: human   Taxonomy ID: 9606   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Homo sapiens

Experimental source:   Production method: chemical synthesis   Host organism: Homo sapiens

Entity Sequences (FASTA):
entity: KRIVQRIKDFLR

Data sets:
Data typeCount
1H chemical shifts103

Additional metadata:

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

Entity Assembly IDEntity NameEntity ID
1entity1

Entities:

Entity 1, entity 12 residues - 1576.967 Da.

1   LYSARGILEVALGLNARGILELYSASPPHE
2   LEUARG

Samples:

sample_1: H2O 90%; D2O 10%; KR-12 1 mM

sample_2: D2O 100%; KR-12 1 mM

sample_conditions_1: pH: 4.5; temperature: 298 K

sample_conditions_2: pH: 4.5; temperature: 298 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
2D 1H-15N HSQCsample_1isotropicsample_conditions_1
2D 1H-13C HSQCsample_2isotropicsample_conditions_2
2D 1H-1H TOCSYsample_2isotropicsample_conditions_2
2D 1H-1H NOESYsample_2isotropicsample_conditions_2

Software:

CYANA v3.0, G ntert P. - refinement

NMR spectrometers:

  • Bruker Avance 800 MHz