1JYL

Catalytic Mechanism of CTP:phosphocholine Cytidylyltransferase from Streptococcus pneumoniae (LicC)

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 (A, B, C, D)	CTP:phosphocholine Cytidylyltransferase	polymer	254	29711.6	4	UniProt (Q97QE9) Pfam (PF00483) UniProt (by SIFTS) (Q8DPI6)	Streptococcus pneumoniae	licC protein
2	E, G, I, K (A, B, C, D)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
3	F, H, J, L (A, B, C, D)	[2-CYTIDYLATE-O'-PHOSPHONYLOXYL]-ETHYL-TRIMETHYL-AMMONIUM	non-polymer		488.3	4	Chemie (CDC)
4	M, N, O, P (A, B, C, D)	water	water		18.0	178	Chemie (HOH)

Sequence modifications

A, B, C, D: 7 - 234 (UniProt: Q97QE9)

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
Met 1	-	expression tag
Lys 2	-	expression tag
Glu 3	-	expression tag
Ile 4	-	expression tag
Arg 5	-	expression tag
Val 6	-	expression tag
Leu 22	Met 17	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	118846.2
Non-Polymers*	Number of molecules	8
	Total formula weight	2050.5
All*	Total formula weight	120896.7

*Water molecules are not included.