4L41
Human Lactose synthase: A 2:1 complex between human alpha-lactalbumin and human beta1,4-galactosyltransferase
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
C [auth B] | d4l41b_ | Alpha and beta proteins (a+b) | Lysozyme-like | Lysozyme-like | automated matches | automated matches | human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
A | d4l41a_ | Alpha and beta proteins (a+b) | Lysozyme-like | Lysozyme-like | automated matches | automated matches | human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
B [auth C] | d4l41c_ | Alpha and beta proteins (a/b) | Nucleotide-diphospho-sugar transferases | Nucleotide-diphospho-sugar transferases | beta 1,4 galactosyltransferase (b4GalT1) | automated matches | human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
C [auth B] | SCOP2B Superfamily | Lysozyme-like | 8033836 | 3001879 | SCOP2B (2022-06-29) |
A | SCOP2B Superfamily | Lysozyme-like | 8033836 | 3001879 | SCOP2B (2022-06-29) |
B [auth C] | SCOP2B Superfamily | Nucleotide-diphospho-sugar transferases | 8073551 | 3000077 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
C [auth B] | Lys | e4l41B1 | A: a+b complex topology | X: Lysozyme-like (From Homology) | H: Lysozyme-like | T: Lysozyme-like | F: Lys | ECOD (1.6) |
A | Lys | e4l41A1 | A: a+b complex topology | X: Lysozyme-like (From Homology) | H: Lysozyme-like | T: Lysozyme-like | F: Lys | ECOD (1.6) |
B [auth C] | Glyco_transf_7N | e4l41C1 | A: a/b three-layered sandwiches | X: Nucleotide-diphospho-sugar transferases (From Topology) | H: Nucleotide-diphospho-sugar transferases (From Topology) | T: Nucleotide-diphospho-sugar transferases | F: Glyco_transf_7N | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
C [auth B] | 1.10.530.10 | Mainly Alpha | Orthogonal Bundle | Lysozyme | CATH (4.3.0) | |
A | 1.10.530.10 | Mainly Alpha | Orthogonal Bundle | Lysozyme | CATH (4.3.0) | |
B [auth C] | 3.90.550.10 | Alpha Beta | Alpha-Beta Complex | Spore Coat Polysaccharide Biosynthesis Protein SpsA | Chain A | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
A, C [auth B] | PF00062 | C-type lysozyme/alpha-lactalbumin family (Lys) | C-type lysozyme/alpha-lactalbumin family | Alpha-lactalbumin is the regulatory subunit of lactose synthase, changing the substrate specificity of galactosyltransferase from N-acetylglucosamine to glucose. C-type lysozymes are secreted bacteriolytic enzymes that cleave the peptidoglycan of bac ... | Domain |
B [auth C] | PF02709 | N-terminal domain of galactosyltransferase (Glyco_transf_7C) | N-terminal domain of galactosyltransferase | - | Family |
B [auth C] | PF13733 | N-terminal region of glycosyl transferase group 7 (Glyco_transf_7N) | N-terminal region of glycosyl transferase group 7 | This is the N-terminal half of a family of galactosyltransferases from a wide range of Metazoa with three related galactosyltransferases activities, all three of which are possessed by one sequence in some cases. EC:2.4.1.90, N-acetyllactosamine syn ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
A, C [auth B] | IPR001916 | Glycoside hydrolase, family 22 | Family |
A, C [auth B] | IPR000545 | Lactalbumin | Family |
A, C [auth B] | IPR023346 | Lysozyme-like domain superfamily | Homologous Superfamily |
A, C [auth B] | IPR019799 | Glycoside hydrolase family 22 domain | Domain |
B [auth C] | IPR027791 | Galactosyltransferase, C-terminal | Domain |
B [auth C] | IPR029044 | Nucleotide-diphospho-sugar transferases | Homologous Superfamily |
B [auth C] | IPR027995 | Galactosyltransferase, N-terminal | Domain |
B [auth C] | IPR003859 | Beta-1,4-galactosyltransferase | Family |
Pharos: Disease Associations Pharos Homepage Annotation
Chains | Drug Target   | Associated Disease |
---|---|---|
A, C [auth B] | P00709 | : |
B [auth C] | P15291 | :