The Enzyme Database

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EC 6.3.1.15     
Accepted name: 8-demethylnovobiocic acid synthase
Reaction: ATP + 3-dimethylallyl-4-hydroxybenzoate + 3-amino-4,7-dihydroxycoumarin = AMP + diphosphate + 8-demethylnovobiocic acid
For diagram of novobiocin biosynthesis, click here
Glossary: 8-demethylnovobiocic acid = N-(2,7-dihydroxy-4-oxochromen-3-yl)-4-hydroxy-3-(3-methylbut-2-enyl)benzamide
Other name(s): novL (gene name); novobiocin ligase; novobiocic acid synthetase (misleading); 8-desmethyl-novobiocic acid synthetase; 8-demethylnovobiocic acid synthetase
Systematic name: 3-dimethylallyl-4-hydroxybenzoate:3-amino-4,7-dihydroxycoumarin ligase (AMP-forming)
Comments: The enzyme is involved in the biosynthesis of the aminocoumarin antibiotic novobiocin.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Steffensky, M., Li, S.M. and Heide, L. Cloning, overexpression, and purification of novobiocic acid synthetase from Streptomyces spheroides NCIMB 11891. J. Biol. Chem. 275 (2000) 21754–21760. [PMID: 10801869]
2.  Pi, N., Meyers, C.L., Pacholec, M., Walsh, C.T. and Leary, J.A. Mass spectrometric characterization of a three-enzyme tandem reaction for assembly and modification of the novobiocin skeleton. Proc. Natl. Acad. Sci. USA 101 (2004) 10036–10041. [PMID: 15218104]
3.  Pacholec, M., Tao, J. and Walsh, C.T. CouO and NovO: C-methyltransferases for tailoring the aminocoumarin scaffold in coumermycin and novobiocin antibiotic biosynthesis. Biochemistry 44 (2005) 14969–14976. [PMID: 16274243]
[EC 6.3.1.15 created 2013]
 
 


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