Activities in Family | α-galactosidase (EC 3.2.1.22); α-N-acetylgalactosaminidase (EC 3.2.1.49); stachyose synthase (EC 2.4.1.67); raffinose synthase (EC 2.4.1.82) |
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Mechanism | Retaining |
Clan | GH-D |
3D Structure Status | ( β / α ) 8 barrel |
Catalytic Nucleophile/Base | Asp (experimental) |
Catalytic Proton Donor | Asp (experimental) |
Note | Mechanistic commonality with family GH27 demonstrated by Comfort et al. (2007) Biochemistry, 46: 3319-3330 (PMID: 17323919) |
External resources | CAZypedia; PRINTS; |
Commercial Enzyme Provider(s) | MEGAZYME; |
Statistics | GenBank accession (12113); Uniprot accession (95); PDB accession (38); 3D entries (10); cryst (0) |
Bacteria | ||||||||||||||||||||||||||||||||||||
Protein Name | EC# | Organism | GenBank | Uniprot |
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α-galactosidase (AgaB;AgaB1) | 3.2.1.22 | Geobacillus stearothermophilus KVE39 | AAG49421.1 | Q934H7 |
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α-galactosidase (AgaA;GsAgaA;Aga1) | 3.2.1.22 | Geobacillus stearothermophilus KVE39 | AAG49420.1 | Q9ALJ4 |
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α-galactosidase (MelA;Aga;LBA1438) | 3.2.1.22 | Lactobacillus acidophilus NCFM | AAO21867.1 AAV43263.1 ACK31409.1 |
G1UB44 Q7WWP9 |
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LVIS_1758 (LbR11) | Levilactobacillus brevis ATCC 367 | ABJ64825.1 |
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α-galactosidase/sucrose kinase (AgaSK;RUGNEv3_61222) | 3.2.1.22 | Ruminococcus gnavus E1 | CCA61959.1 | G4T4R7 |
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α-galactosidase (SP1898) | 3.2.1.22 | Streptococcus pneumoniae TIGR4 | AAK75969.1 NP_346329.1 |
A0A0H2URQ6 Q97NW1 |
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α-galactosidase (GalA;TmGalA;TmGal36A;Tm1192) (Gal36) | 3.2.1.22 | Thermotoga maritima MSB8 | CAH68692.1 AAD36267.1 AAM56791.1 AGL50123.1 AHD18901.1 AKE28969.1 CAA04514.1 CAD29026.1 CAT81453.1 NP_228997.1 |
G4FEF4 O33835 |
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α-galactosidase (TtGalA; TTHB115) | 3.2.1.22 | Thermus thermophilus HB8 | BAD71911.1 | Q53W51 |
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Eukaryota | ||||||||||||||||||||||||||||||||||||
Protein Name | EC# | Organism | GenBank | Uniprot |
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At5g20250 (DIN10) | Arabidopsis thaliana | NP_851044.2 AAL90901.1 AAN18198.1 AED92818.1 AED92819.1 AED92820.1 AED92821.1 BAD93984.1 BAE99252.1 BAH19441.1 BAH19983.1 BAH57038.1 NP_197525.1 |
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α-galactosidase | Paecilomyces sp. thermophila J18 | AWW14941.1 |
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