RES
1r:r1
REP
REP1:4o(4+1)2d=-1--1
RES
2b:a-dglc-HEX-1:5
3s:n-acetyl
4b:a-lido-HEX-1:5|6:a
5s:sulfate
LIN
1:2d(2+1)3n
2:2o(4+1)4d
3:4o(2+1)5n

• Vieira TC et al. Acharan sulfate, the new glycosaminoglycan from Achatina fulica Bowdich 1822. Structural heterogeneity, metabolic labeling and localization in the body, mucus and the organic shell matrix. Eur J Biochem. 2004 Feb;271:(4):845-54. doi: 10.1111/j.1432-1033.2004.03989.x. PMID: 14764101.

• ten Dam GB et al. Detection of 2-O-sulfated iduronate and N-acetylglucosamine units in heparan sulfate by an antibody selected against acharan sulfate (IdoA2S-GlcNAc)n. J Biol Chem. 2004 Sep 10;279:(37):38346-52. doi: 10.1074/jbc.M404166200. PMID: 15247295.

• Kim YS et al. A new glycosaminoglycan from the giant African snail Achatina fulica. J Biol Chem. 1996 May 17;271:(20):11750-5. doi: 10.1074/jbc.271.20.11750. PMID: 8662607.