Krieglstein, K. G.; DasGupta, B. R.; Henschen, A. H. (January 1994). "Covalent structure of botulinum neurotoxin type A: location of sulfhydryl groups, and disulfide bridges and identification of C-termini of light and heavy chains". Journal of Protein Chemistry. 13 (1): 49–57. doi:10.1007/bf01891992. ISSN0277-8033. PMID8011071. S2CID23173086.
Krieglstein, K. G.; DasGupta, B. R.; Henschen, A. H. (January 1994). "Covalent structure of botulinum neurotoxin type A: location of sulfhydryl groups, and disulfide bridges and identification of C-termini of light and heavy chains". Journal of Protein Chemistry. 13 (1): 49–57. doi:10.1007/bf01891992. ISSN0277-8033. PMID8011071. S2CID23173086.
Krieglstein, K. G.; DasGupta, B. R.; Henschen, A. H. (January 1994). "Covalent structure of botulinum neurotoxin type A: location of sulfhydryl groups, and disulfide bridges and identification of C-termini of light and heavy chains". Journal of Protein Chemistry. 13 (1): 49–57. doi:10.1007/bf01891992. ISSN0277-8033. PMID8011071. S2CID23173086.
Krieglstein, K. G.; DasGupta, B. R.; Henschen, A. H. (January 1994). "Covalent structure of botulinum neurotoxin type A: location of sulfhydryl groups, and disulfide bridges and identification of C-termini of light and heavy chains". Journal of Protein Chemistry. 13 (1): 49–57. doi:10.1007/bf01891992. ISSN0277-8033. PMID8011071. S2CID23173086.