4KCU

Pyruvate kinase (PYK) from Trypanosoma brucei soaked with D-Malate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Pyruvate kinase 1	polymer	499	54539.6	2	UniProt (P30615) Pfam (PF00224) Pfam (PF02887) In PDB	Trypanosoma brucei brucei	PK 1
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
4	A, B	D-MALATE	non-polymer		134.1	2	Chemie (MLT)
5	A, B	2,6-di-O-phosphono-beta-D-fructofuranose	non-polymer		340.1	2	Chemie (FDP)
6		water	water		18.0	440	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	109079.1
Non-Polymers*	Number of molecules	8
	Total formula weight	1075.2
All*	Total formula weight	110154.3

*Water molecules are not included.