beta-alanine + L-arginine + ATP = beta-alanyl-L-arginine + ADP + phosphate + H(+)
beta-alanine + l-arginine + atp = beta-alanyl-l-arginine + adp + phosphate + h(+)
beta-alanine + L-arginine + ATP = beta-alanyl-L-arginine + ADP + phosphate + H(+)
beta-alanine + l-arginine + atp = beta-alanyl-l-arginine + adp + phosphate + h(+)