4PLT

Crystal structure of ancestral apicomplexan malate dehydrogenase with oxamate.

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 (B, A, C, D)	malate dehydrogenase	polymer	331	36459.0	4	Pfam (PF00056) Pfam (PF02866) UniProt (by SIFTS) (A0A075B5H0)	Apicomplexa
2	E, G, I, K (B, A, C, D)	1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE	non-polymer		665.4	4	Chemie (NAI)
3	F, H, J, L (B, A, C, D)	OXAMIC ACID	non-polymer		89.0	4	Chemie (OXM)
4	M, N, O, P (B, A, C, D)	water	water		18.0	860	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	145835.8
Non-Polymers*	Number of molecules	8
	Total formula weight	3018.0
All*	Total formula weight	148853.8

*Water molecules are not included.