From Wikipedia, the free encyclopedia
α-N-acetylglucosaminidase
Human α-N-acetylglucosaminidase coloured by domain. [1] PDB: 4XWH
Identifiers
SymbolNAGLU
NCBI gene 4669
HGNC 7632
OMIM 609701
RefSeq NM_000263
UniProt P54802
Other data
EC number 3.2.1.50
Locus Chr. 17 q11-q21
Search for
Structures Swiss-model
Domains InterPro

The enzyme α-N-acetylglucosaminidase ( EC 3.2.1.50, α-acetylglucosaminidase, N-acetyl-α-D-glucosaminidase, N-acetyl-α-glucosaminidase, α-D-2-acetamido-2-deoxyglucosidase) is a protein associated with Sanfilippo syndrome, with systematic name α-N-acetyl-D-glucosaminide N-acetylglucosaminohydrolase. [2] [3] [4] [5] It catalyses the hydrolysis of terminal non-reducing N-acetyl-D-glucosamine residues in N-acetyl-α-D-glucosaminides, and also UDP-N-acetylglucosamine.

References

  1. ^ Birrane, Gabriel; Dassier, Anne-Laure; Romashko, Alla; Lundberg, Dianna; Holmes, Kevin; Cottle, Thomas; Norton, Angela W.; Zhang, Bohong; Concino, Michael F.; Meiyappan, Muthuraman (2019). "Structural characterization of the α-N-acetylglucosaminidase, a key enzyme in the pathogenesis of Sanfilippo syndrome B". Journal of Structural Biology. 205 (3): 65–71. doi: 10.1016/j.jsb.2019.02.005. PMID  30802506. S2CID  73482664.
  2. ^ von Figura K (November 1977). "Human α-N-acetylglucosaminidase. 1. Purification and properties". European Journal of Biochemistry. 80 (2): 523–533. doi: 10.1111/j.1432-1033.1977.tb11908.x. PMID  411658.
  3. ^ von Figura K (November 1977). "Human α-N-acetylglucosaminidase. 2. Activity towards natural substrates and multiple recognition forms". European Journal of Biochemistry. 80 (2): 535–542. doi: 10.1111/j.1432-1033.1977.tb11909.x. PMID  923593.
  4. ^ Weissmann B, Rowin G, Marshall J, Friederici D (January 1967). "Mammalian α-acetylglucosaminidase. Enzymic properties, tissue distribution, and intracellular localization". Biochemistry. 6 (1): 207–214. doi: 10.1021/bi00853a033. PMID  4291567.
  5. ^ Werries E, Wollek E, Gottschalk A, Buddecke E (October 1969). "Separation of N-acetyl-α-glucosaminidase and N-acetyl-α-galactosaminidase from ox spleen. Cleavage of the O-glycosidic linkage between carbohydrate and polypeptide in ovine and bovine submaxillary glycoprotein by N-acetyl-α-galactosaminidase". European Journal of Biochemistry. 10 (3): 445–449. doi: 10.1111/j.1432-1033.1969.tb00709.x. PMID  5348072.

External links


From Wikipedia, the free encyclopedia
α-N-acetylglucosaminidase
Human α-N-acetylglucosaminidase coloured by domain. [1] PDB: 4XWH
Identifiers
SymbolNAGLU
NCBI gene 4669
HGNC 7632
OMIM 609701
RefSeq NM_000263
UniProt P54802
Other data
EC number 3.2.1.50
Locus Chr. 17 q11-q21
Search for
Structures Swiss-model
Domains InterPro

The enzyme α-N-acetylglucosaminidase ( EC 3.2.1.50, α-acetylglucosaminidase, N-acetyl-α-D-glucosaminidase, N-acetyl-α-glucosaminidase, α-D-2-acetamido-2-deoxyglucosidase) is a protein associated with Sanfilippo syndrome, with systematic name α-N-acetyl-D-glucosaminide N-acetylglucosaminohydrolase. [2] [3] [4] [5] It catalyses the hydrolysis of terminal non-reducing N-acetyl-D-glucosamine residues in N-acetyl-α-D-glucosaminides, and also UDP-N-acetylglucosamine.

References

  1. ^ Birrane, Gabriel; Dassier, Anne-Laure; Romashko, Alla; Lundberg, Dianna; Holmes, Kevin; Cottle, Thomas; Norton, Angela W.; Zhang, Bohong; Concino, Michael F.; Meiyappan, Muthuraman (2019). "Structural characterization of the α-N-acetylglucosaminidase, a key enzyme in the pathogenesis of Sanfilippo syndrome B". Journal of Structural Biology. 205 (3): 65–71. doi: 10.1016/j.jsb.2019.02.005. PMID  30802506. S2CID  73482664.
  2. ^ von Figura K (November 1977). "Human α-N-acetylglucosaminidase. 1. Purification and properties". European Journal of Biochemistry. 80 (2): 523–533. doi: 10.1111/j.1432-1033.1977.tb11908.x. PMID  411658.
  3. ^ von Figura K (November 1977). "Human α-N-acetylglucosaminidase. 2. Activity towards natural substrates and multiple recognition forms". European Journal of Biochemistry. 80 (2): 535–542. doi: 10.1111/j.1432-1033.1977.tb11909.x. PMID  923593.
  4. ^ Weissmann B, Rowin G, Marshall J, Friederici D (January 1967). "Mammalian α-acetylglucosaminidase. Enzymic properties, tissue distribution, and intracellular localization". Biochemistry. 6 (1): 207–214. doi: 10.1021/bi00853a033. PMID  4291567.
  5. ^ Werries E, Wollek E, Gottschalk A, Buddecke E (October 1969). "Separation of N-acetyl-α-glucosaminidase and N-acetyl-α-galactosaminidase from ox spleen. Cleavage of the O-glycosidic linkage between carbohydrate and polypeptide in ovine and bovine submaxillary glycoprotein by N-acetyl-α-galactosaminidase". European Journal of Biochemistry. 10 (3): 445–449. doi: 10.1111/j.1432-1033.1969.tb00709.x. PMID  5348072.

External links



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