Crystal structure of human beta-galactosidase in complex with 6S-NBI-DGJ
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| D | KOG0496 | e3wf0D2 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: KOG0496 | ECOD (1.6) |
| D | BetaGal_dom4_5_2 | e3wf0D3 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: BetaGal_dom4_5_2 | ECOD (1.6) |
| D | Glyco_hydro_42 | e3wf0D1 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_42 | ECOD (1.6) |
| C | KOG0496 | e3wf0C2 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: KOG0496 | ECOD (1.6) |
| C | BetaGal_dom4_5_2 | e3wf0C3 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: BetaGal_dom4_5_2 | ECOD (1.6) |
| C | Glyco_hydro_42 | e3wf0C1 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_42 | ECOD (1.6) |
| B | KOG0496 | e3wf0B2 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: KOG0496 | ECOD (1.6) |
| B | BetaGal_dom4_5_2 | e3wf0B3 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: BetaGal_dom4_5_2 | ECOD (1.6) |
| B | Glyco_hydro_42 | e3wf0B1 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_42 | ECOD (1.6) |
| A | KOG0496 | e3wf0A2 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: KOG0496 | ECOD (1.6) |
| A | BetaGal_dom4_5_2 | e3wf0A3 | A: beta sandwiches | X: jelly-roll | H: Concanavalin A-like | T: Galactose-binding domain-like | F: BetaGal_dom4_5_2 | ECOD (1.6) |
| A | Glyco_hydro_42 | e3wf0A1 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: Glyco_hydro_42 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| D | 3.20.20.80 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Glycosidases | CATH (4.3.0) |
| D | 2.60.120.260 | Mainly Beta | Sandwich | Jelly Rolls | Galactose-binding domain-like | CATH (4.3.0) |
| C | 3.20.20.80 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Glycosidases | CATH (4.3.0) |
| C | 2.60.120.260 | Mainly Beta | Sandwich | Jelly Rolls | Galactose-binding domain-like | CATH (4.3.0) |
| B | 3.20.20.80 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Glycosidases | CATH (4.3.0) |
| B | 2.60.120.260 | Mainly Beta | Sandwich | Jelly Rolls | Galactose-binding domain-like | CATH (4.3.0) |
| A | 3.20.20.80 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Glycosidases | CATH (4.3.0) |
| A | 2.60.120.260 | Mainly Beta | Sandwich | Jelly Rolls | Galactose-binding domain-like | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF21317 | Beta-galactosidase, first all-beta domain (BetaGal_ABD_1) | Beta-galactosidase, first all-beta domain | Beta-galactosidases belong to glycosyl hydrolase 35 family (GH35) which catalyse the cleaveage of beta-linked terminal galactosyl residues from gangliosides, glycoproteins, and glycosaminoglycans. These proteins consist of a catalytic TIM-barrel and ... | Domain | |
| PF01301 | Glycosyl hydrolases family 35 (Glyco_hydro_35) | Glycosyl hydrolases family 35 | Domain | ||
| PF21467 | Beta-galactosidase, galactose-binding domain (BetaGal_gal-bd) | Beta-galactosidase, galactose-binding domain | Beta-galactosidase belongs to Glycoside hydrolase family 35 [1-5]. This entry represents the galactose-binding domain. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR048913 | Beta-galactosidase, galactose-binding domain | Domain | |
| IPR008979 | Galactose-binding-like domain superfamily | Homologous Superfamily | |
| IPR019801 | Glycoside hydrolase, family 35, conserved site | Conserved Site | |
| IPR001944 | Glycoside hydrolase, family 35 | Family | |
| IPR031330 | Glycoside hydrolase 35, catalytic domain | Domain | |
| IPR017853 | Glycoside hydrolase superfamily | Homologous Superfamily | |
| IPR026283 | Beta-galactosidase 1-like | Family | |
| IPR048912 | Beta-galactosidase 1-like , first all-beta domain | Domain |














