The Enzyme Database

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Accepted name: undecaprenyl-phosphate 4-deoxy-4-formamido-L-arabinose transferase
Reaction: UDP-4-deoxy-4-formamido-β-L-arabinopyranose + ditrans,octacis-undecaprenyl phosphate = UDP + 4-deoxy-4-formamido-α-L-arabinopyranosyl ditrans,octacis-undecaprenyl phosphate
For diagram of UDP-4-amino-4-deoxy-β-L-arabinose biosynthesis, click here
Other name(s): undecaprenyl-phosphate Ara4FN transferase; Ara4FN transferase; polymyxin resistance protein PmrF; UDP-4-amino-4-deoxy-α-L-arabinose:ditrans,polycis-undecaprenyl phosphate 4-amino-4-deoxy-α-L-arabinosyltransferase
Systematic name: UDP-4-amino-4-deoxy-α-L-arabinose:ditrans,octacis-undecaprenyl phosphate 4-amino-4-deoxy-α-L-arabinosyltransferase
Comments: The enzyme shows no activity with UDP-4-amino-4-deoxy-β-L-arabinose.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
1.  Breazeale, S.D., Ribeiro, A.A. and Raetz, C.R. Oxidative decarboxylation of UDP-glucuronic acid in extracts of polymyxin-resistant Escherichia coli. Origin of lipid a species modified with 4-amino-4-deoxy-L-arabinose. J. Biol. Chem. 277 (2002) 2886–2896. [DOI] [PMID: 11706007]
2.  Breazeale, S.D., Ribeiro, A.A., McClerren, A.L. and Raetz, C.R.H. A formyltransferase required for polymyxin resistance in Escherichia coli and the modification of lipid A with 4-amino-4-deoxy-L-arabinose. Identification and function of UDP-4-deoxy-4-formamido-L-arabinose. J. Biol. Chem. 280 (2005) 14154–14167. [DOI] [PMID: 15695810]
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