6CNG

The X-ray crystal structure of the Streptococcus pneumoniae Fatty Acid Kinase (Fak) B3 protein loaded with linoleic acid to 1.47 Angstrom resolution

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, D)	Fatty Acid Kinase (Fak) B3 protein	polymer	301	32866.4	2	UniProt (Q8DQI6) Pfam (PF02645)	Streptococcus pneumoniae (strain ATCC BAA-255 / R6)
2	C, K (A, D)	LINOLEIC ACID	non-polymer		280.4	2	Chemie (EIC)
3	D, L (A, D)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	E, F, G, H, M... (A, D)	GLYCEROL	non-polymer		92.1	13	Chemie (GOL)
5	I, J, V, W, X (A, D)	ACETATE ION	non-polymer		59.0	5	Chemie (ACT)
6	Y, Z (A, D)	water	water		18.0	795	Chemie (HOH)

Sequence modifications

A, D: 1 - 281 (UniProt: Q8DQI6)

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	2
	Total formula weight	65732.7
Non-Polymers*	Number of molecules	22
	Total formula weight	2099.3
All*	Total formula weight	67832.0

*Water molecules are not included.