Arabinogalactan endo-β-1,4-galactanase (EC 3.2.1.89, endo-1,4-β-galactanase, galactanase, arabinogalactanase, ganB (gene)) is an enzyme with systematic name arabinogalactan 4-β-D-galactanohydrolase.[1][2][3] It specifically catalyses the hydrolysis (1→4)-β-D-galactosidic linkages in type I arabinogalactans.
| Arabinogalactan endo-β-1,4-galactanase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 3.2.1.89 | ||||||||
| CAS no. | 58182-40-4 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| |||||||||
It is isolated from the bacterium Bacillus subtilis.
References edit
- ^ Emi, S.; Yamamoto, T. (1972). "Purification and properties of several galactanases of Bacillus subtilis var. amylosacchariticus". Agric. Biol. Chem. 36: 1945–1954. doi:10.1271/bbb1961.36.1945.
- ^ Labavitch JM, Freeman LE, Albersheim P (October 1976). "Structure of plant cell walls. Purification and characterization of a β-1,4-galactanase which degrades a structural component of the primary cell walls of dicots". The Journal of Biological Chemistry. 251 (19): 5904–10. PMID 823153.
- ^ Shipkowski S, Brenchley JE (December 2006). "Bioinformatic, genetic, and biochemical evidence that some glycoside hydrolase family 42 β-galactosidases are arabinogalactan type I oligomer hydrolases". Applied and Environmental Microbiology. 72 (12): 7730–8. doi:10.1128/aem.01306-06. PMC 1694227. PMID 17056685.
External links edit
- Arabinogalactan+endo-beta-1,4-galactanase at the U.S. National Library of Medicine Medical Subject Headings (MeSH)
