8BEP

Cryo-EM structure of the Arabidopsis thaliana I+III2 supercomplex (CIII MPP domain)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, K	Probable mitochondrial-processing peptidase subunit alpha-1, mitochondrial	polymer	503	54459.8	2	UniProt (Q9ZU25) Pfam (PF00675) Pfam (PF05193) In PDB	Arabidopsis thaliana (thale cress)	Alpha-MPP 1,Complex III subunit II,Core protein II,Cytochrome b-c1 complex subunit 2-1,mitochondrial,Inactive zinc metalloprotease alpha-1,Ubiquinol-cytochrome c oxidoreductase core protein 2-1
2	B, L	Probable mitochondrial-processing peptidase subunit beta, mitochondrial	polymer	531	59234.8	2	UniProt (Q42290) Pfam (PF00675) Pfam (PF05193) In PDB	Arabidopsis thaliana (thale cress)	Beta-MPP,Complex III subunit I,Core protein I,Cytochrome b-c1 complex subunit 1,mitochondrial,Ubiquinol-cytochrome c oxidoreductase core protein 1
3	D, N	Cytochrome b-c1 complex subunit Rieske-1, mitochondrial	polymer	272	29645.6	2	UniProt (Q94JS0) Pfam (PF02921) Pfam (PF00355) In PDB	Arabidopsis thaliana (thale cress)	Complex III subunit 5-1,Rieske iron-sulfur protein 1,RISP1,Ubiquinol-cytochrome c reductase iron-sulfur subunit 1
4	F, P	Cytochrome b-c1 complex subunit 7-2, mitochondrial	polymer	122	14620.0	2	UniProt (F4JWS8) Pfam (PF02271) In PDB	Arabidopsis thaliana (thale cress)	Complex III subunit 7-2,Complex III subunit VII,Ubiquinol-cytochrome c oxidoreductase subunit 7-2
5	B, L	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
6		water	water		18.0	894	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	315920.2
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	316051.1

*Water molecules are not included.