Reaction: UDP-N-acetyl-α-D-mannosamine + N-acetyl-α-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol = UDP + N-acetyl-β-D-mannosaminyl-(1→4)-N-acetyl-α-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol
Other name(s): uridine diphosphoacetyl-mannosamineacetylglucosaminylpyrophosphorylundecaprenol acetylmannosaminyltransferase; N-acetylmannosaminyltransferase; UDP-N-acetylmannosamine:N-acetylglucosaminyl diphosphorylundecaprenol N-acetylmannosaminyltransferase; UDP-N-acetyl-D-mannosamine:N-acetyl-β-D-glucosaminyldiphosphoundecaprenol β-1,4-N-acetylmannosaminyltransferase; UDP-N-acetyl-D-mannosamine:N-acetyl-β-D-glucosaminyldiphosphoundecaprenol 4-β-N-acetylmannosaminyltransferase; tagA (gene name); tarA (gene name); UDP-N-acetyl-α-D-mannosamine:N-acetyl-β-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol 4-β-N-acetylmannosaminyltransferase
Systematic name: UDP-N-acetyl-α-D-mannosamine:N-acetyl-α-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol 4-β-N-acetylmannosaminyltransferase (configuration-inverting)
Comments: Involved in the biosynthesis of teichoic acid linkage units in bacterial cell walls.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, PDB, CAS registry number: 118731-82-1
References:
1. Murazumi, N., Kumita, K., Araki, Y. and Ito, E. Partial purification and properties of UDP-N-acetylmannosamine:N-acetylglucosaminyl pyrophosphorylundecaprenol N-acetylmannosaminyltransferase from Bacillus subtilis. J. Biochem. (Tokyo) 104 (1988) 980-984. [PMID: 2977387]
2. Ginsberg, C., Zhang, Y.H., Yuan, Y. and Walker, S. In vitro reconstitution of two essential steps in wall teichoic acid biosynthesis. ACS Chem. Biol. 1 (2006) 25-28. [PMID: 17163636]
3. Zhang, Y.H., Ginsberg, C., Yuan, Y. and Walker, S. Acceptor substrate selectivity and kinetic mechanism of Bacillus subtilis TagA. Biochemistry 45 (2006) 10895-10904. [PMID: 16953575]