Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
A [auth 1]d3mv012 All beta proteins Immunoglobulin-like beta-sandwich beta-Galactosidase/glucuronidase domain beta-Galactosidase/glucuronidase domain beta-Galactosidase, domains 2 and 4 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
A [auth 1]d3mv011 All beta proteins Galactose-binding domain-like Galactose-binding domain-like beta-Galactosidase/glucuronidase, N-terminal domain beta-Galactosidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
A [auth 1]d3mv015 All beta proteins Supersandwich Galactose mutarotase-like beta-Galactosidase, domain 5 beta-Galactosidase, domain 5 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
A [auth 1]d3mv013 Alpha and beta proteins (a/b) TIM beta/alpha-barrel (Trans)glycosidases beta-glycanases beta-Galactosidase, domain 3 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
B [auth 2]d3mv022 All beta proteins Immunoglobulin-like beta-sandwich beta-Galactosidase/glucuronidase domain beta-Galactosidase/glucuronidase domain beta-Galactosidase, domains 2 and 4 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
B [auth 2]d3mv021 All beta proteins Galactose-binding domain-like Galactose-binding domain-like beta-Galactosidase/glucuronidase, N-terminal domain beta-Galactosidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
B [auth 2]d3mv025 All beta proteins Supersandwich Galactose mutarotase-like beta-Galactosidase, domain 5 beta-Galactosidase, domain 5 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
B [auth 2]d3mv023 Alpha and beta proteins (a/b) TIM beta/alpha-barrel (Trans)glycosidases beta-glycanases beta-Galactosidase, domain 3 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
C [auth 3]d3mv032 All beta proteins Immunoglobulin-like beta-sandwich beta-Galactosidase/glucuronidase domain beta-Galactosidase/glucuronidase domain beta-Galactosidase, domains 2 and 4 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
C [auth 3]d3mv031 All beta proteins Galactose-binding domain-like Galactose-binding domain-like beta-Galactosidase/glucuronidase, N-terminal domain beta-Galactosidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
C [auth 3]d3mv035 All beta proteins Supersandwich Galactose mutarotase-like beta-Galactosidase, domain 5 beta-Galactosidase, domain 5 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
C [auth 3]d3mv033 Alpha and beta proteins (a/b) TIM beta/alpha-barrel (Trans)glycosidases beta-glycanases beta-Galactosidase, domain 3 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
D [auth 4]d3mv042 All beta proteins Immunoglobulin-like beta-sandwich beta-Galactosidase/glucuronidase domain beta-Galactosidase/glucuronidase domain beta-Galactosidase, domains 2 and 4 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
D [auth 4]d3mv041 All beta proteins Galactose-binding domain-like Galactose-binding domain-like beta-Galactosidase/glucuronidase, N-terminal domain beta-Galactosidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
D [auth 4]d3mv045 All beta proteins Supersandwich Galactose mutarotase-like beta-Galactosidase, domain 5 beta-Galactosidase, domain 5 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
D [auth 4]d3mv043 Alpha and beta proteins (a/b) TIM beta/alpha-barrel (Trans)glycosidases beta-glycanases beta-Galactosidase, domain 3 (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth 1]SCOP2B SuperfamilyGalactose mutarotase-like 8037659 3000035 SCOP2B (2022-06-29)
A [auth 1]SCOP2B Superfamily(Trans)glycosidases 8037663 3000313 SCOP2B (2022-06-29)
A [auth 1]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055462 3002047 SCOP2B (2022-06-29)
A [auth 1]SCOP2B Superfamilygalactose-binding domain-like 8037655 3000087 SCOP2B (2022-06-29)
A [auth 1]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055209 3002047 SCOP2B (2022-06-29)
B [auth 2]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055209 3002047 SCOP2B (2022-06-29)
B [auth 2]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055462 3002047 SCOP2B (2022-06-29)
B [auth 2]SCOP2B Superfamily(Trans)glycosidases 8037663 3000313 SCOP2B (2022-06-29)
B [auth 2]SCOP2B Superfamilygalactose-binding domain-like 8037655 3000087 SCOP2B (2022-06-29)
B [auth 2]SCOP2B SuperfamilyGalactose mutarotase-like 8037659 3000035 SCOP2B (2022-06-29)
C [auth 3]SCOP2B Superfamilygalactose-binding domain-like 8037655 3000087 SCOP2B (2022-06-29)
C [auth 3]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055209 3002047 SCOP2B (2022-06-29)
C [auth 3]SCOP2B Superfamily(Trans)glycosidases 8037663 3000313 SCOP2B (2022-06-29)
C [auth 3]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055462 3002047 SCOP2B (2022-06-29)
C [auth 3]SCOP2B SuperfamilyGalactose mutarotase-like 8037659 3000035 SCOP2B (2022-06-29)
D [auth 4]SCOP2B SuperfamilyGalactose mutarotase-like 8037659 3000035 SCOP2B (2022-06-29)
D [auth 4]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055209 3002047 SCOP2B (2022-06-29)
D [auth 4]SCOP2B Superfamilygalactose-binding domain-like 8037655 3000087 SCOP2B (2022-06-29)
D [auth 4]SCOP2B Superfamilybeta-Galactosidase/glucuronidase domain-like 8055462 3002047 SCOP2B (2022-06-29)
D [auth 4]SCOP2B Superfamily(Trans)glycosidases 8037663 3000313 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth 1]Glyco_hydro_2_Ne3mv011 A: beta sandwichesX: jelly-rollH: Concanavalin A-likeT: Galactose-binding domain-likeF: Glyco_hydro_2_NECOD (1.6)
A [auth 1]Glyco_hydro_2e3mv012 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: Glyco_hydro_2ECOD (1.6)
A [auth 1]DUF4981e3mv013 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF4981ECOD (1.6)
A [auth 1]Bgal_small_Ne3mv014 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Bgal_small_NECOD (1.6)
A [auth 1]Glyco_hydro_2_Ce3mv015 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: Glyco_hydro_2_CECOD (1.6)
B [auth 2]Glyco_hydro_2_Ne3mv021 A: beta sandwichesX: jelly-rollH: Concanavalin A-likeT: Galactose-binding domain-likeF: Glyco_hydro_2_NECOD (1.6)
B [auth 2]Glyco_hydro_2e3mv022 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: Glyco_hydro_2ECOD (1.6)
B [auth 2]DUF4981e3mv023 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF4981ECOD (1.6)
B [auth 2]Bgal_small_Ne3mv024 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Bgal_small_NECOD (1.6)
B [auth 2]Glyco_hydro_2_Ce3mv025 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: Glyco_hydro_2_CECOD (1.6)
C [auth 3]Glyco_hydro_2_Ne3mv031 A: beta sandwichesX: jelly-rollH: Concanavalin A-likeT: Galactose-binding domain-likeF: Glyco_hydro_2_NECOD (1.6)
C [auth 3]Glyco_hydro_2e3mv032 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: Glyco_hydro_2ECOD (1.6)
C [auth 3]DUF4981e3mv033 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF4981ECOD (1.6)
C [auth 3]Bgal_small_Ne3mv034 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Bgal_small_NECOD (1.6)
C [auth 3]Glyco_hydro_2_Ce3mv035 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: Glyco_hydro_2_CECOD (1.6)
D [auth 4]Glyco_hydro_2_Ne3mv041 A: beta sandwichesX: jelly-rollH: Concanavalin A-likeT: Galactose-binding domain-likeF: Glyco_hydro_2_NECOD (1.6)
D [auth 4]Glyco_hydro_2e3mv042 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: Glyco_hydro_2ECOD (1.6)
D [auth 4]DUF4981e3mv043 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF4981ECOD (1.6)
D [auth 4]Bgal_small_Ne3mv044 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Bgal_small_NECOD (1.6)
D [auth 4]Glyco_hydro_2_Ce3mv045 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: Glyco_hydro_2_CECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A [auth 1]2.60.120.260 Mainly Beta Sandwich Jelly Rolls Galactose-binding domain-likeCATH (4.3.0)
A [auth 1]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [auth 1]3.20.20.80 Alpha Beta Alpha-Beta Barrel TIM Barrel GlycosidasesCATH (4.3.0)
A [auth 1]2.70.98.10 Mainly Beta Distorted Sandwich Beta-galactosidase Chain A, domain 5CATH (4.3.0)
B [auth 2]2.60.120.260 Mainly Beta Sandwich Jelly Rolls Galactose-binding domain-likeCATH (4.3.0)
B [auth 2]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [auth 2]3.20.20.80 Alpha Beta Alpha-Beta Barrel TIM Barrel GlycosidasesCATH (4.3.0)
B [auth 2]2.70.98.10 Mainly Beta Distorted Sandwich Beta-galactosidase Chain A, domain 5CATH (4.3.0)
C [auth 3]2.60.120.260 Mainly Beta Sandwich Jelly Rolls Galactose-binding domain-likeCATH (4.3.0)
C [auth 3]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth 3]3.20.20.80 Alpha Beta Alpha-Beta Barrel TIM Barrel GlycosidasesCATH (4.3.0)
C [auth 3]2.70.98.10 Mainly Beta Distorted Sandwich Beta-galactosidase Chain A, domain 5CATH (4.3.0)
D [auth 4]2.60.120.260 Mainly Beta Sandwich Jelly Rolls Galactose-binding domain-likeCATH (4.3.0)
D [auth 4]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth 4]3.20.20.80 Alpha Beta Alpha-Beta Barrel TIM Barrel GlycosidasesCATH (4.3.0)
D [auth 4]2.70.98.10 Mainly Beta Distorted Sandwich Beta-galactosidase Chain A, domain 5CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
PF02836Glycosyl hydrolases family 2, TIM barrel domain (Glyco_hydro_2_C)Glycosyl hydrolases family 2, TIM barrel domainThis family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.Domain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
PF00703Glycosyl hydrolases family 2 (Glyco_hydro_2)Glycosyl hydrolases family 2This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.Domain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
PF02837Glycosyl hydrolases family 2, sugar binding domain (Glyco_hydro_2_N)Glycosyl hydrolases family 2, sugar binding domainThis 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 [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
PF16353Beta-galactosidase, domain 4 (LacZ_4)Beta-galactosidase, domain 4This 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 [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
PF02929Beta galactosidase small chain (Bgal_small_N)Beta galactosidase small chainThis 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

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR032312Beta-galactosidase, domain 4Domain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR017853Glycoside hydrolase superfamilyHomologous Superfamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR006101Glycoside hydrolase, family 2Family
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR004199Beta galactosidase small chain/ domain 5Domain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR008979Galactose-binding-like domain superfamilyHomologous Superfamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR006102Glycoside hydrolase, family 2, immunoglobulin-like beta-sandwichDomain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR036156Beta-Galactosidase/glucuronidase domain superfamilyHomologous Superfamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR006104Glycosyl hydrolases family 2, sugar binding domainDomain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR013783Immunoglobulin-like foldHomologous Superfamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR006103Glycoside hydrolase family 2, catalytic domainDomain
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR023232Glycoside hydrolase, family 2, active siteActive Site
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR023230Glycoside hydrolase, family 2, conserved siteConserved Site
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR023933Glycoside hydrolase, family 2, beta-galactosidaseFamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR014718Glycoside hydrolase-type carbohydrate-bindingHomologous Superfamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR050347Bacterial Beta-galactosidaseFamily
A [auth 1],
B [auth 2],
C [auth 3],
D [auth 4]
IPR011013Galactose mutarotase-like domain superfamilyHomologous Superfamily