| Mechanism | Retaining a |
|---|---|
| Clan | GH-T |
| 3D Structure Status | ( β / α ) 7 barrel |
| Catalytic Nucleophile/Base | Glu |
| Catalytic Proton Donor | Asp |
| Note | Subfamilies established in (Polacek et al., 2025) [PMID:40187459] |
| External resources | CAZypedia; |
| Statistics | GenBank accession (697); Uniprot accession (8); PDB accession (3); 3D entries (1); cryst (0) |
| Archaea | ||||||||||
| Protein Name | EC# | Reference | Organism | GenBank | Uniprot | PDB/3D | Subf | |||
| 4-α-glucanotransferase (formerly cyclodextrin glucanotransferase) | 2.4.1.25 | pubmed |
Archaeoglobus fulgidus 7324 / DSM8774 | ABW95829.1 | A9QMB3 | 1 | ||||
| α-amylase (AmyA; PaAD; PAB0118) | 3.2.1.1 | pubmed |
Pyrococcus abyssi GE5 | CAB49100.1 NP_125869.1 |
Q9V298 | 1 | ||||
| 4-α-glucanotransferase (AmyA; PfuAmyGT; PF0272) (Amy57A) | 2.4.1.25 | pubmed |
Pyrococcus furiosus DSM 3638 | AAL80396.1 AAA72035.1 NP_578001.1 |
P49067 | 1 | ||||
| 4-α-glucanotransferase (PSGT; Py04_0423) | 2.4.1.25 | pubmed |
Pyrococcus sp. ST04 | AFK22025.1 | I3RCR5 | 1 | ||||
| 4-α-glucanotransferase (GtpK; TK1809) | 2.4.1.25 | doi |
Thermococcus kodakarensis KOD1 | BAA22062.1 BAD85998.1 CAT70994.1 |
O32450 | 1 | ||||
| 4-α-glucanotransferase (Jgt) | 2.4.1.25 | pubmed |
Thermococcus litoralis | BAA22063.1 | O32462 | 1K1W[A] 1K1X[A,B] 1K1Y[A,B] |
1 | |||
| 4-α-glucanotransferase / amylomaltase (TonAmyGT; TON_1716) | 2.4.1.25 | pubmed |
Thermococcus onnurineus NA1 | ACJ17206.1 | B6YUX8 | 1 | ||||
| Bacteria | ||||||||||
| Protein Name | EC# | Reference | Organism | GenBank | Uniprot | PDB/3D | Subf | |||
| 4-α-glucanotransferase / α-amylase A (AmyA) | 2.4.1.25 | pubmed |
Dictyoglomus thermophilum | CAA30735.1 | P09961 | 1 | ||||
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