9EEN

Cryo-EM model of E. coli aspartate transcarbamoylase in the T-state complexed with CP, CTP, and Mg2+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (L, H, J, D, E...)	Aspartate carbamoyltransferase regulatory chain	polymer	143	15945.3	6	UniProt (C3SF57)	Escherichia coli
2	G, H, I, J, K... (A, B, C, F, G...)	Aspartate carbamoyltransferase	polymer	310	34337.1	6	UniProt (C3SF53)	Escherichia coli	Aspartate transcarbamylase,ATCase
3	CA, GA, M, Q, U... (E, I, L, H, J...)	ZINC ION	non-polymer		65.4	6	Chemie (ZN)
4	AA, DA, EA, HA, IA... (D, E, I, L, H...)	CYTIDINE-5'-TRIPHOSPHATE	non-polymer		483.2	12	Chemie (CTP)
5	BA, FA, JA, P, T... (D, E, I, L, H...)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG) PubChem (888)
6	KA, LA, MA, NA, OA... (A, B, C, F, G...)	PHOSPHORIC ACID MONO(FORMAMIDE)ESTER	non-polymer		141.0	6	Chemie (CP) PubChem (278)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	301694.3
Non-Polymers*	Number of molecules	30
	Total formula weight	7182.3
All*	Total formula weight	308876.5

*Water molecules are not included.