› 2lqa

Solution NMR

Solution NMR structure of Asteropsin A from marine sponge Asteropus sp.

Released:
DOI: 10.2210/pdb2lqa/pdb
PDB entry 2lqa coloured by chain, ensemble of 20 models, front view.
PDB entry 2lqa coloured by chain, ensemble of 20 models, side view.
PDB entry 2lqa coloured by chain, ensemble of 20 models, top view.
Source organism: Asteropus
Primary publication:
Asteropsin A: an unusual cystine-crosslinked peptide from porifera enhances neuronal Ca2+ influx.
Li H, Bowling JJ, Fronczek FR, Hong J, Jabba SV, Murray TF, Ha NC, Hamann MT, Jung JH
Biochim Biophys Acta 1830 2591-9 (2013)
PMID: 23201194

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-125033 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Asteropsin A Chain: A
Molecule details ›
Chain: A
Length: 37 amino acids
Theoretical weight: 3.9 KDa
Source organism: Asteropus
UniProt:
  • Canonical: I1SB10 (Residues: 1-37; Coverage: 100%)

Ligands and Environments

No bound ligands
1 modified residue:
Ligand PCA 1 x PCA

Experiments and Validation Details

wwPDB Validation report is not available for this NMR entry.
Chemical shift assignment: 81%
Refinement method: simulated annealing

Quick links

Citations

3 review citations

Marine natural products.
Blunt et al. (2015)
2 more

3 mentions without citation

Asteropsin A: an unusual cystine-crosslinked peptide from porifera enhances neuronal Ca2+ influx.
Li et al. (2013)
2 more