1HAJ: Alpha-bungarotoxin

A beta-Hairpin Structure in a 13-mer Peptide that Binds a-Bungarotoxin with High Affinity and Neutralizes its Toxicity. Determined by solution NMR. Released 25 May 2001.

Method
Solution NMR
Organisms
BUNGARUS MULTICINCTUS, SYNTHETIC CONSTRUCT
Chains
2
Atoms
673
Mol. weight
9.71 kDa
Released
25 May 2001

Explore 1HAJ in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1HAJ contains 1 α-helix and 8 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 1 helix, 5 β-strands

ElementResiduesLengthSheet
β-strand2-541
β-strand12-1541
β-strand22-3092
β-strand37-4592
α-helix53-553
β-strand56-6052
Chain B: 0 helices, 3 β-strands
ElementResiduesLengthSheet
β-strand7613
β-strand77-7822
β-strand8513

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Alpha-bungarotoxinAprotein74BUNGARUS MULTICINCTUSP60615 (AlphaFold model)
PeptideBprotein13SYNTHETIC CONSTRUCT
Sequence of entity 1 (A), FASTA
>1HAJ_1 ALPHA-BUNGAROTOXIN (chains A)
IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTCC
STDKCNPHPKQRPG
Sequence of entity 2 (B), FASTA
>1HAJ_2 PEPTIDE (chains B)
WRYYESSLEPYPD

Primary citation

A Beta-Hairpin Structure in a 13-mer Peptide that Binds Alpha-Bungarotoxin with High Affinity and Neutralizes its Toxicity. Scherf, T., Kasher, R., Balass, M. et al. Proc Natl Acad Sci U S A (2001) 98:6629. DOI 10.1073/PNAS.111164298 · PubMed

Other PDB entries of the same protein (UniProt P60615 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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