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EC 3.5.1.104 Details
EC number
3.5.1.104
Accepted name
peptidoglycan-N-acetylglucosamine deacetylase
Reaction
peptidoglycan-N-acetyl-D-glucosamine + H2O = peptidoglycan-D-glucosamine + acetate
Other name(s)
HP310, PgdA, SpPgdA, BC1960, peptidoglycan deacetylase, N-acetylglucosamine deacetylase, peptidoglycan GlcNAc deacetylase, peptidoglycan N-acetylglucosamine deacetylase, PG N-deacetylase
Systematic name
peptidoglycan-N-acetylglucosamine amidohydrolase
Comment
Modification of peptidoglycan by N-deacetylation is an important factor in virulence of Helicobacter pylori, Listeria monocytogenes and Streptococcus suis [4-6]. The enzyme from Streptococcus pneumoniae is a metalloenzyme using a His-His-Asp zinc-binding triad with a nearby aspartic acid and histidine acting as the catalytic base and acid, respectively [3].
History
created 2010
EC Tree
1.1.1.68 created 1965, deleted 1978 [transferred to EC 1.1.99.15, deleted 1980]
1.1.1.70 created 1965, deleted 1978
1.1.1.74 created 1972, deleted 1976
1.1.1.89 created 1972, deleted 1976
1.1.1.109 created 1972, deleted 1976
1.1.1.139 created 1972, deleted 1978
1.1.1.155 created 1976, deleted 2004
1.1.1.171 created 1978, deleted 1984
1.1.1.180 created 1983, deleted 1984
1.1.1.182 created 1983, deleted 1990
1.1.1.204 created 1972 as EC 1.2.1.37, transferred 1984 to EC 1.1.1.204, modified 1989, deleted 2004
1.1.1.242 created 1992, deleted 2001
1.1.1.249 provisional version created 1999, deleted 1999 (reinstated 2001 as EC 2.5.1.46)
1.1.1.253 created 1999, deleted 2003