text: The protein is 273 amino acids in length with the first 23 residues acting as a signal peptide which is subsequently cleaved. It has a Uniprot accession of [https://www.uniprot.org/uniprot/P02872 P02872]. There are over 20 structures of this protein in the PDB which reveal and all beta-sheet protein with a tetrameric quaternary structure. It is a member of the Lectin_legB PFAM family.
  [http://www.ebi.ac.uk/pdbe/searchResults.html?display=both&term=P02872 Available Structures of peanut agglutinin]