5DOT

Crystal Structure of Human Carbamoyl phosphate synthetase I (CPS1), apo form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Carbamoyl-phosphate synthase [ammonia], mitochondrial	polymer	1489	164061.8	2	UniProt (P31327) Pfam (PF00988) Pfam (PF00117) Pfam (PF02786) Pfam (PF02787) Pfam (PF02142)	Homo sapiens (Human)	Carbamoyl-phosphate synthetase I,CPSase I
2	C, J (A, B)	NICKEL (II) ION	non-polymer		58.7	2	Chemie (NI)
3	D, E, F, H, K (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	5	Chemie (EDO)
4	G, I, L, M (A, B)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
5	N, O (A, B)	water	water		18.0	819	Chemie (HOH)

Sequence modifications

A, B: 40 - 1500 (UniProt: P31327)

PDB	External Database	Details
Met 12	-	initiating methionine
Ser 13	-	expression tag
Tyr 14	-	expression tag
Tyr 15	-	expression tag
His 16	-	expression tag
His 17	-	expression tag
His 18	-	expression tag
His 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
Asp 22	-	expression tag
Tyr 23	-	expression tag
Asp 24	-	expression tag
Ile 25	-	expression tag
Pro 26	-	expression tag
Thr 27	-	expression tag
Thr 28	-	expression tag
Glu 29	-	expression tag
Asn 30	-	expression tag
Leu 31	-	expression tag
Tyr 32	-	expression tag
Phe 33	-	expression tag
Gln 34	-	expression tag
Gly 35	-	expression tag
Ala 36	-	expression tag
Met 37	-	expression tag
Asp 38	-	expression tag
Pro 39	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	328123.6
Non-Polymers*	Number of molecules	11
	Total formula weight	796.1
All*	Total formula weight	328919.7

*Water molecules are not included.