ISDA: 9G9Y

Deposition Date 2024-07-25

Release Date 2026-02-04

Last Version Date 2026-02-04

Entry Detail

PDB ID:

9G9Y

Keywords:

ELECTRON TRANSPORT

Title:

Respiratory supercomplex CI2-CIII2-CIV2 (megacomplex) from alphaproteobacterium

Biological Source:

Source Organism(s):

Paracoccus denitrificans PD1222 (Taxon ID: 318586)

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

4.91 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit A
Chain IDs:A, B (auth: A1)
Chain Length:440
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit B
Chain IDs:C (auth: B), D (auth: B1)
Chain Length:175
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit C
Chain IDs:E (auth: C), F (auth: C1)
Chain Length:208
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit D
Chain IDs:G (auth: D), H (auth: D1)
Chain Length:412
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase subunit E
Chain IDs:I (auth: E), J (auth: E1)
Chain Length:450
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit F
Chain IDs:K (auth: F), L (auth: F1)
Chain Length:195
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase
Chain IDs:M (auth: G), N (auth: G1)
Chain Length:558
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit H
Chain IDs:O (auth: H), P (auth: H1)
Chain Length:345
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit I
Chain IDs:Q (auth: I), R (auth: I1)
Chain Length:274
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit J
Chain IDs:S (auth: J), T (auth: J1)
Chain Length:66
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit K
Chain IDs:U (auth: K), V (auth: K1)
Chain Length:558
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase subunit L
Chain IDs:W (auth: L), X (auth: L1)
Chain Length:703
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase subunit M
Chain IDs:Y (auth: M), Z (auth: M1)
Chain Length:274
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH-quinone oxidoreductase subunit N
Chain IDs:AA (auth: N), BA (auth: N1)
Chain Length:499
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NAD-dependent epimerase/dehydratase
Chain IDs:CA (auth: P), DA (auth: P1)
Chain Length:330
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:ETC complex I subunit conserved region
Chain IDs:EA (auth: Q), FA (auth: Q1)
Chain Length:124
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Zinc finger CHCC-type domain-containing protein
Chain IDs:GA (auth: R), HA (auth: R1)
Chain Length:62
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Protein-L-isoaspartate O-methyltransferase
Chain IDs:IA (auth: Z), JA (auth: Z1)
Chain Length:217
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Cytochrome b
Chain IDs:KA (auth: a), NA (auth: d)
Chain Length:440
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Cytochrome c1
Chain IDs:LA (auth: b), OA (auth: e)
Chain Length:175
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Ubiquinol-cytochrome c reductase iron-sulfur subunit
Chain IDs:MA (auth: c), PA (auth: f)
Chain Length:208
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Cytochrome c oxidase subunit 1
Chain IDs:QA (auth: g), UA (auth: k)
Chain Length:558
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Cytochrome c oxidase subunit 2
Chain IDs:RA (auth: h), VA (auth: l)
Chain Length:345
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:cytochrome-c oxidase
Chain IDs:SA (auth: i), WA (auth: m)
Chain Length:274
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Aa3 type cytochrome c oxidase subunit IV
Chain IDs:TA (auth: j), XA (auth: n)
Chain Length:66
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:Cytochrome c, class I
Chain IDs:YA (auth: o), ZA (auth: p)
Chain Length:176
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Polymer Type:polypeptide(L)
Molecule:NADH:ubiquinone oxidoreductase 17.2 kD subunit
Chain IDs:AB (auth: q), BB (auth: q1)
Chain Length:124
Number of Molecules:2
Biological Source:Paracoccus denitrificans PD1222

Modified Residue