holo-[BtrI ACP] + L-glutamate + ATP = gamma-L-glutamyl-[BtrI ACP] + ADP + phosphate
holo-[btri acp] + l-glutamate + atp = gamma-l-glutamyl-[btri acp] + adp + phosphate
holo-[BtrI ACP] + L-glutamate + ATP = gamma-L-glutamyl-[BtrI ACP] + ADP + phosphate
holo-[btri acp] + l-glutamate + atp = gamma-l-glutamyl-[btri acp] + adp + phosphate