37FC

Crystal Structure of cytidylate kinase from Mycobacterium tuberculosis

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)	Cytidylate kinase	polymer	228	24133.1	2	UniProt (P9WPA9) Pfam (PF02224)	Mycobacterium tuberculosis H37Rv	CK,Cytidine monophosphate kinase,CMP kinase
2	C, D (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA) PubChem (271)
3	E, F (B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL) PubChem (312)
4	G, H (B)	ISOPROPYL ALCOHOL	non-polymer		60.1	2	Chemie (IPA) PubChem (3776)
5	I, J (A, B)	water	water		18.0	132	Chemie (HOH)

Sequence modifications

A, B: 7 - 226 (UniProt: P9WPA9)

PDB	External Database	Details
Met -1	-	initiating methionine
Ala 0	-	expression tag
His 1	-	expression tag
His 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	48266.3
Non-Polymers*	Number of molecules	6
	Total formula weight	271.3
All*	Total formula weight	48537.5

*Water molecules are not included.