| Activities in Sub Family | No known activity in this subfamily. Activities in Family: β-N-acetyl-4-sulfo-galactosaminidase (EC 3.2.1.-); Endo-β-1,3-N-acetylgalactosaminidase (EC 3.2.1.-); Endo-β-1,4-N-acetylgalactosaminidase (EC 3.2.1.-); Exo-β-1,3-N-acetylgalactosaminidase (EC 3.2.1.-); Exo-β-1,4-N-acetylgalactosaminidase (EC 3.2.1.-); Glycosphingolipid β-N-acetylgalactosaminidase (EC 3.2.1.-); β-N-acetylgalactosaminidase (EC 3.2.1.53); |
|---|---|
| Mechanism | Retaining e |
| 3D Structure Status | ( β / α ) 8 barrel |
| Catalytic Nucleophile/Base | carbonyl oxygen of C-2 acetamido group of substrate |
| Catalytic Proton Donor | Glu |
| Note | Created after (Sumida et al., 2011) [PMID: 21297160]. Subfamilies established according to both (Moreno Prieto et al., 2024) [PMID:38129294] and (Sumida et al., 2024) [PMID:38730244]. In the latter, group 1 is GH123_4; group 2 is GH123_5; group 3 is GH123_3; group 4 is GH123_2 and group GH123 is GH123_1. |
| External resources | CAZypedia; |
| Statistics | GenBank accession (108); Uniprot accession (0); |
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