3OBA
Structure of the beta-galactosidase from Kluyveromyces lactis
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| A | Glyco_hydro_2_N | e3obaA7 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: Glyco_hydro_2_N | ECOD (1.6) |
| A | Glyco_hydro_2 | e3obaA8 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Glyco_hydro_2 | ECOD (1.6) |
| A | DUF4981_1 | e3obaA9 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: DUF4981_1 | ECOD (1.6) |
| A | Bgal_small_N | e3obaA6 | A: beta sandwiches | X: Glycosyl hydrolase domain-like | H: supersandwich (From Topology) | T: supersandwich | F: Bgal_small_N | ECOD (1.6) |
| A | Glyco_hydro_2_C | e3obaA5 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_2_C | ECOD (1.6) |
| B [auth C] | Glyco_hydro_2_N | e3obaC7 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: Glyco_hydro_2_N | ECOD (1.6) |
| B [auth C] | Glyco_hydro_2 | e3obaC8 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Glyco_hydro_2 | ECOD (1.6) |
| B [auth C] | DUF4981_1 | e3obaC9 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: DUF4981_1 | ECOD (1.6) |
| B [auth C] | Bgal_small_N | e3obaC6 | A: beta sandwiches | X: Glycosyl hydrolase domain-like | H: supersandwich (From Topology) | T: supersandwich | F: Bgal_small_N | ECOD (1.6) |
| B [auth C] | Glyco_hydro_2_C | e3obaC5 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_2_C | ECOD (1.6) |
| C [auth D] | Glyco_hydro_2_N | e3obaD7 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: Glyco_hydro_2_N | ECOD (1.6) |
| C [auth D] | Glyco_hydro_2 | e3obaD8 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Glyco_hydro_2 | ECOD (1.6) |
| C [auth D] | DUF4981_1 | e3obaD9 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: DUF4981_1 | ECOD (1.6) |
| C [auth D] | Bgal_small_N | e3obaD6 | A: beta sandwiches | X: Glycosyl hydrolase domain-like | H: supersandwich (From Topology) | T: supersandwich | F: Bgal_small_N | ECOD (1.6) |
| C [auth D] | Glyco_hydro_2_C | e3obaD5 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_2_C | ECOD (1.6) |
| D [auth B] | Glyco_hydro_2_N | e3obaB7 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: Glyco_hydro_2_N | ECOD (1.6) |
| D [auth B] | Glyco_hydro_2 | e3obaB8 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Glyco_hydro_2 | ECOD (1.6) |
| D [auth B] | DUF4981_1 | e3obaB9 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: DUF4981_1 | ECOD (1.6) |
| D [auth B] | Bgal_small_N | e3obaB6 | A: beta sandwiches | X: Glycosyl hydrolase domain-like | H: supersandwich (From Topology) | T: supersandwich | F: Bgal_small_N | ECOD (1.6) |
| D [auth B] | Glyco_hydro_2_C | e3obaB5 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_2_C | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| A, B [auth C], C [auth D], D [auth B] | PF02836 | Glycosyl hydrolases family 2, TIM barrel domain (Glyco_hydro_2_C) | Glycosyl hydrolases family 2, TIM barrel domain | This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities. | Domain |
| A, B [auth C], C [auth D], D [auth B] | PF00703 | Glycosyl hydrolases family 2 (Glyco_hydro_2) | Glycosyl hydrolases family 2 | This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities. | Domain |
| A, B [auth C], C [auth D], D [auth B] | PF02837 | Glycosyl hydrolases family 2, sugar binding domain (Glyco_hydro_2_N) | Glycosyl hydrolases family 2, sugar binding domain | This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities and has a jelly-roll fold. The domain binds the sugar moiety during the sugar-hydrolysis reaction. | Domain |
| A, B [auth C], C [auth D], D [auth B] | PF16353 | Beta-galactosidase, domain 4 (LacZ_4) | Beta-galactosidase, domain 4 | This entry represents domain 4 found in beta-galactosidase [1] and it is organised in a jelly-roll type barrel (Rutkiewicz-Krotewicz M. et al. Crystals 2018, 8(1), 13, https://doi.org/10.3390/cryst8010013). | Domain |
| A, B [auth C], C [auth D], D [auth B] | PF02929 | Beta galactosidase small chain (Bgal_small_N) | Beta galactosidase small chain | This domain comprises the small chain of dimeric beta-galactosidases EC:3.2.1.23. This domain is also found in single chain beta-galactosidase. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
| Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
|---|---|---|---|---|
| A, B [auth C], C [auth D], D [auth B] | Beta-galactosidase |
