8IUJ

Cryo-EM structure of Euglena gracilis super-complex III2+IV2, composite

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	QA, Qa	MPP-beta	polymer	479	53520.3	2		Euglena gracilis
2	QC, Qc	Cytochrome b	polymer	368	42476.3	2	UniProt (A0A0S2YRT7) Pfam (PF00033) Pfam (PF00032) In PDB	Euglena gracilis
3	QD, Qd	Cytochrome c1, heme protein	polymer	243	27889.4	2	UniProt (P20114) Pfam (PF02167) In PDB	Euglena gracilis	Complex III subunit 4,Complex III subunit IV,Cytochrome b-c1 complex subunit 4,Ubiquinol-cytochrome-c reductase complex cytochrome c1 subunit,Cytochrome c-1
4	QH, Qh	UQCRQ	polymer	86	10079.6	2		Euglena gracilis
5	QJ, Qj	UQCR10	polymer	154	17577.3	2		Euglena gracilis
6	QK, Qk	Ubiquinol-cytochrome-C reductase complex subunit IX, mitochondrial	polymer	100	11300.4	2	UniProt (P43266) In PDB	Euglena gracilis
7	4a, 4A	COXEG1	polymer	246	27278.9	2		Euglena gracilis
8	4c, 4C	COXEG3	polymer	139	16394.0	2		Euglena gracilis
9	4e, 4E	COXEG5	polymer	165	19464.1	2		Euglena gracilis
10	4h, 4H	COXEG8	polymer	221	24495.3	2		Euglena gracilis
11	4j, 4J	COXEG10	polymer	88	10043.3	2		Euglena gracilis
12	5c, 5C	COX5c	polymer	208	23788.3	2		Euglena gracilis
13	6a, 6A	COX6a	polymer	112	13079.2	2		Euglena gracilis
14	6b, 6B	COX6b-1	polymer	287	32995.1	2		Euglena gracilis
15	7c, 7C	COX7c	polymer	171	19897.6	2		Euglena gracilis
16	c1, C1	Cytochrome c oxidase subunit 1	polymer	495	55759.5	2	UniProt (Q34463) Pfam (PF00115) In PDB	Euglena gracilis
17	c2, C2	Cytochrome c oxidase subunit 2	polymer	196	22443.4	2	UniProt (Q9XN19) Pfam (PF02790) Pfam (PF00116) In PDB	Euglena gracilis
18	c3, C3	Putative NADH dehydrogenase subunit 6	polymer	161	19414.9	2	UniProt (Q9XN18) In PDB	Euglena gracilis
19	dc, DC	COX4	polymer	179	20427.5	2		Euglena gracilis
20	QE, Qe	UQCRFS1	polymer	252	27825.9	2		Euglena gracilis
21	QF, Qf	UQCRH	polymer	72	8207.6	2		Euglena gracilis
22	QG, Qg	UQCRB	polymer	228	27404.1	2		Euglena gracilis
23	QI, Qi	UQCR9	polymer	70	6939.4	2		Euglena gracilis
24	Qb, QB	Ubiquinol-cytochrome-c reductase complex core protein 2, mitochondrial	polymer	474	51132.7	2	UniProt (P43265) Pfam (PF00675) In PDB	Euglena gracilis
25	5B, 5b	COX5b-2	polymer	174	19736.4	2		Euglena gracilis
26	4D, 4d	COXEG4	polymer	174	19359.5	2		Euglena gracilis
27	4F, 4f	COXEG6	polymer	75	8728.2	2		Euglena gracilis
28	4G, 4g	COXEG7	polymer	315	35651.5	2		Euglena gracilis
29	4I, 4i	COXEG9	polymer	274	31754.9	2		Euglena gracilis
30	7a, 7A	COX7a	polymer	178	20079.0	2		Euglena gracilis
31	QC, Qc	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
32	Qh, Qj, 4c, C1, 4e...	CARDIOLIPIN	non-polymer		1464.0	15	Chemie (CDL)
33	QD, Qd	HEME C	non-polymer		618.5	2	Chemie (HEC)
34	Qj, 4a, C1, 4e, 7c...	1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE	non-polymer		790.1	22	Chemie (PC1)
35	QD, QJ, 4C	1,2-DILAUROYL-SN-GLYCERO-3-PHOSPHATE	non-polymer		535.7	3	Chemie (PX2)
36	4d, 4a, 7A, C1, c1...	1,2-Distearoyl-sn-glycerophosphoethanolamine	non-polymer		748.1	11	Chemie (3PE)
37	C1, c1	HEME-A	non-polymer		852.8	4	Chemie (HEA)
38	C1, C2, c1, c2	COPPER (II) ION	non-polymer		63.5	6	Chemie (CU)
39	C1, c1	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
40	QE, Qe	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	2	Chemie (FES)
41	5b, 5B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
42	4d, 4F	O-[(S)-hydroxy{[(2S)-2-hydroxy-3-(octadec-9-enoyloxy)propyl]oxy}phosphoryl]-L-serine	non-polymer		523.6	2	Chemie (S12)

Contents of the asymmetric unit

Polymers	Number of chains	60
	Total formula weight	1450286.9
Non-Polymers*	Number of molecules	75
	Total formula weight	58253.4
All*	Total formula weight	1508540.3

*Water molecules are not included.