| Activities in Sub Family | [retaining] maltopentaose-producing α-amylase (EC 3.2.1.-); [retaining] α-amylase (EC 3.2.1.1); [retaining] maltogenic α-amylase (EC 3.2.1.133); [retaining] maltotetraose-producing α-amylase (EC 3.2.1.60); [retaining] maltohexaose-producing α-amylase (EC 3.2.1.98); |
|---|---|
| Mechanism | Retaining a |
| Clan | GH-H |
| 3D Structure Status | ( β / α ) 8 barrel |
| Catalytic Nucleophile/Base | Asp (experimental) |
| Catalytic Proton Donor | Glu (experimental) |
| Note | New: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431) |
| External resources | CAZypedia; EBI Protein of the Month; HOMSTRAD; PDB Molecule of the Month; PRINTS; |
| Commercial Enzyme Provider(s) | MEGAZYME; PROZOMIX; |
| Statistics | GenBank accession (5620); Uniprot accession (8); PDB accession (1); 3D entries (1); cryst (0) |
| Bacteria | ||||||||
| Protein Name | EC# | Reference | Organism | GenBank | Uniprot | PDB/3D | Subf | |
| maltohexaose-forming amylase (G6-amylase) | 3.2.1.98 | pubmed |
Bacillus sp. (in: firmicutes) H-167 | CAA39096.1 | Q45574 | 19 | ||
| α-amylase (MalS; b3571) | 3.2.1.1 | pubmed |
Escherichia coli str. K-12 substr. MG1655 | AAB18548.1 AAC76595.1 AIZ93631.1 ALI38743.1 AMC96456.1 AUG18278.1 AVI53735.1 AYG17489.1 CAA41740.1 NP_418028.1 |
P25718 | 8IM8[A,B,C,D] | 19 | |
| α-amylase I (AmyI) (alkaline;thermostable) | 3.2.1.1 | Halalkalibacterium halodurans 38C-2-1 | BAF93484.1 | A8QWV3 | 19 | |||
| α-amylase G-6 (BH0413) | 3.2.1.98 | Halalkalibacterium halodurans C-125 | BAB04132.1 NP_241279.1 |
Q9KFR4 | 19 | |||
| maltohexaose-forming α-amylase (Amy 34) | 3.2.1.98 | Halalkalibacterium halodurans LBK 34 | AAS99099.1 | Q5GIA5 | 19 | |||
| maltotetraose-producing α-amylase (AmyA) (alkaline, thermotolerant) | 3.2.1.60 | doi |
Halalkalibacterium halodurans MS-2-5 | BAG70894.1 | B5MEM6 | 19 | ||
| maltohexaose-forming α-amylase (AmyG6) | 3.2.1.98 | Klebsiella pneumoniae | BAA88434.1 | Q9RHR1 | 19 | |||
| maltogenic α-amylase enzyme (AmyM) | 3.2.1.133 | pubmed |
Massilia timonae CTI-57 | UZU83953.1 | 19 | |||
| maltopentaose-forming amylase A-180 | 3.2.1.- | pubmed |
unidentified bacterium UGO163/26 / DSM 5853 | CAA37453.1 | Q03658 | 19 | ||
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