4MVD

Crystal Structure of a Mammalian Cytidylyltransferase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A, D, C, F...	Choline-phosphate cytidylyltransferase A	polymer	332	38061.1	8	UniProt (P19836) Pfam (PF01467) In PDB	Rattus norvegicus (rat)	CCT-alpha, CTP:phosphocholine cytidylyltransferase A, CCT A, CT A, Phosphorylcholine transferase A
2	B, A, D, C, F...	[2-CYTIDYLATE-O'-PHOSPHONYLOXYL]-ETHYL-TRIMETHYL-AMMONIUM	non-polymer		488.3	8	Chemie (CDC)

Sequence modifications

B, A, D, C, F, E, H, G: 1 - 312 (UniProt: P19836)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	304488.4
Non-Polymers*	Number of molecules	8
	Total formula weight	3906.6
All*	Total formula weight	308395.0

*Water molecules are not included.