oxalate + ATP + CoA <=> oxalyl-CoA + AMP + diphosphate
oxalate + atp + coa <=> oxalyl-coa + amp + diphosphate
oxalate + ATP + CoA <=> oxalyl-CoA + AMP + diphosphate
oxalate + atp + coa <=> oxalyl-coa + amp + diphosphate