This entry represents the N-terminal domain of the small subunit of carbamoyl phosphate synthase. Structurally, it forms a 3-layer beta/beta/alpha fold of a type that is thought to be mobile in most proteins that carry it [PMID: 10587438,PMID: 11729189].
Thoden JB, Huang X, Raushel FM, Holden HM.
The small subunit of carbamoyl phosphate synthetase: snapshots along the reaction pathway. Biochemistry 38 16158-66 1999
Miles BW, Thoden JB, Holden HM, Raushel FM.
Inactivation of the amidotransferase activity of carbamoyl phosphate synthetase by the antibiotic acivicin. J. Biol. Chem. 277 4368-73 2002
Signatures from InterPro member databases are used to construct an entry.