Biology:Ribostamycin:4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-(BtrI acyl-carrier protein) 4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoate transferase

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Ribostamycin:4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-(BtrI acyl-carrier protein) 4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoate transferase
Identifiers
EC number2.3.2.19
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Ribostamycin:4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-(BtrI acyl-carrier protein) 4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoate transferase (EC 2.3.2.19, btrH (gene)) is an enzyme with systematic name ribostamycin:4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-(BtrI acyl-carrier protein) 4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoate transferase.[1] This enzyme catalyses the following chemical reaction

4-(gamma-L-glutamylamino)-(S)-2-hydroxybutanoyl-[BtrI acyl-carrier protein] + ribostamycin [math]\displaystyle{ \rightleftharpoons }[/math] gamma-L-glutamyl-butirosin B + BtrI acyl-carrier protein

The enzyme attaches the side chain of the aminoglycoside antibiotics of the butirosin family.

References

  1. "Biosynthesis of butirosin: transfer and deprotection of the unique amino acid side chain". Chemistry & Biology 14 (4): 379–86. April 2007. doi:10.1016/j.chembiol.2007.02.005. PMID 17462573. 

External links