7QH2

Cryo-EM structure of Ldh-EtfAB complex from Acetobacterium woodii

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Lactate dehydrogenase (NAD(+),ferredoxin) subunit LctC	polymer	418	46222.5	2	UniProt (H6LBB1) Pfam (PF01012) Pfam (PF00766) In PDB	Acetobacterium woodii	Electron transfer flavoprotein large subunit,Electron transfer flavoprotein subunit alpha,EtfA,Lactate dehydrogenase-Etf complex subunit LctC
2	B, E	Lactate dehydrogenase (NAD(+),ferredoxin) subunit LctB	polymer	265	29187.6	2	UniProt (H6LBB0) Pfam (PF01012) In PDB	Acetobacterium woodii	Electron transfer flavoprotein small subunit,Electron transfer flavoprotein subunit beta,EtfB,Lactate dehydrogenase-Etf complex subunit LctB
3	C, F	Lactate dehydrogenase (NAD(+),ferredoxin) subunit LctD	polymer	467	51267.8	2	UniProt (H6LBS1) Pfam (PF01565) Pfam (PF02913) In PDB	Acetobacterium woodii
4	A, B, C, D, E...	FLAVIN-ADENINE DINUCLEOTIDE	non-polymer		785.5	6	Chemie (FAD)
5	C, F	FE (III) ION	non-polymer		55.8	2	Chemie (FE)
6		water	water		18.0	2	Chemie (HOH)

Sequence modifications

B, E: 3 - 265 (UniProt: H6LBB0)

PDB	External Database	Details
Met 1	-	initiating methionine
Ser 2	-	expression tag

C, F: 1 - 466 (UniProt: H6LBS1)

PDB	External Database	Details
Ala 467	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	253355.8
Non-Polymers*	Number of molecules	8
	Total formula weight	4825.0
All*	Total formula weight	258180.8

*Water molecules are not included.