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EC 2.7.8.40 Details
EC number
2.7.8.40
Accepted name
UDP-N-acetylgalactosamine-undecaprenyl-phosphate N-acetylgalactosaminephosphotransferase
Reaction
UDP-N-acetyl-α-D-galactosamine + ditrans,octacis-undecaprenyl phosphate = UMP + N-acetyl-α-D-galactosaminyl-diphospho-ditrans,octacis-undecaprenol
Other name(s)
WecP, UDP-GalNAc:polyprenol-P GalNAc-1-P transferase, UDP-GalNAc:undecaprenyl-phosphate GalNAc-1-phosphate transferase
Systematic name
UDP-N-acetyl-α-D-galactosamine:ditrans,octacis-undecaprenyl phosphate N-acetyl-D-galactosaminephosphotransferase
Comment
The enzyme catalyses a step in the assembly of the repeating-unit of the O-antigen of the Gram-negative bacterium Aeromonas hydrophila AH-3. The enzyme shows no activity with UDP-N-acetyl-α-D-glucosamine (cf. EC 2.7.8.33, UDP-N-acetylglucosamine-undecaprenyl-phosphate N-acetylglucosaminephosphotransferase).
History
created 2013
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