9I4I image
Deposition Date 2025-01-24
Release Date 2025-11-12
Last Version Date 2025-11-12
Entry Detail
PDB ID:
9I4I
Keywords:
MEMBRANE PROTEIN
Title:
High resolution Cryo-EM structure of human complex I in mitochondria
Biological Source:
Source Organism:
Homo sapiens (Taxon ID: 9606)
Method Details:
Experimental Method:
ELECTRON MICROSCOPY
Resolution:
2.63 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
9I4I validation report
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial
Gene (Uniprot):NDUFV1
Chain IDs:DA (auth: C)
Chain Length:186
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P49821 Pfam ID:PF01512, PF22461, PF10589
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrial
Gene (Uniprot):NDUFS8
Chain IDs:EA (auth: D)
Chain Length:172
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O00217 Pfam ID:PF12838
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 7, mitochondrial
Gene (Uniprot):NDUFS7
Chain IDs:FA (auth: E)
Chain Length:213
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O75251 Pfam ID:PF01058
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6
Gene (Uniprot):NDUFA6
Chain IDs:GA (auth: F)
Chain Length:76
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P56556 Pfam ID:PF13233
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2
Gene (Uniprot):NDUFA2
Chain IDs:HA (auth: G)
Chain Length:119
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43678 Pfam ID:PF05047
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5
Gene (Uniprot):NDUFA5
Chain IDs:JA (auth: I)
Chain Length:347
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q16718 Pfam ID:PF04716
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 9, mitochondrial
Gene (Uniprot):NDUFA9
Chain IDs:KA (auth: J)
Chain Length:115
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q16795 Pfam ID:PF01370
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial
Gene (Uniprot):NDUFV3
Chain IDs:LA (auth: K)
Chain Length:98
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P56181 Pfam ID:PF15880
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrial
Gene (Uniprot):NDUFS4
Chain IDs:MA (auth: L)
Chain Length:175
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43181 Pfam ID:PF04800
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial
Gene (Uniprot):NDUFS1
Chain IDs:NA (auth: M)
Chain Length:174
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P28331 Pfam ID:PF13510, PF10588, PF22117, PF22151, PF00384, PF09326
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12
Gene (Uniprot):NDUFA12
Chain IDs:OA (auth: N)
Chain Length:58
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q9UI09 Pfam ID:PF05071
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial
Gene (Uniprot):NDUFV2
Chain IDs:PA (auth: O)
Chain Length:129
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P19404 Pfam ID:PF01257
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrial
Gene (Uniprot):NDUFS3
Chain IDs:QA (auth: P)
Chain Length:179
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O75489 Pfam ID:PF00329
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 2, mitochondrial
Gene (Uniprot):NDUFS2
Chain IDs:A (auth: Q)
Chain Length:463
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O75306 Pfam ID:PF00346
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 1
Gene (Uniprot):NDUFA1
Chain IDs:B (auth: S)
Chain Length:70
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O15239 Pfam ID:PF15879
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial
Gene (Uniprot):NDUFS6
Chain IDs:RA (auth: T)
Chain Length:113
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O75380 Pfam ID:PF10276
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3
Gene (Uniprot):NDUFA3
Chain IDs:C (auth: U)
Chain Length:84
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95167 Pfam ID:PF14987
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11
Gene (Uniprot):NDUFA11
Chain IDs:D (auth: V)
Chain Length:141
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q86Y39
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13
Gene (Uniprot):NDUFA13
Chain IDs:E (auth: W)
Chain Length:144
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q9P0J0 Pfam ID:PF06212
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Acyl carrier protein, mitochondrial
Gene (Uniprot):NDUFAB1
Chain IDs:F (auth: X), IA (auth: H)
Chain Length:156
Number of Molecules:2
Biological Source:Homo sapiens
UniProt ID:O14561 Pfam ID:PF00550
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2, mitochondrial
Gene (Uniprot):NDUFB2
Chain IDs:G (auth: Y)
Chain Length:105
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95178 Pfam ID:PF14813
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3
Gene (Uniprot):NDUFB3
Chain IDs:H (auth: Z)
Chain Length:98
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43676 Pfam ID:PF08122
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 5, mitochondrial
Gene (Uniprot):NDUFB5
Chain IDs:I (auth: a)
Chain Length:189
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43674 Pfam ID:PF09781
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 6
Gene (Uniprot):NDUFB6
Chain IDs:J (auth: b)
Chain Length:128
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95139 Pfam ID:PF09782
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrial
Gene (Uniprot):NDUFB8
Chain IDs:K (auth: c)
Chain Length:186
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95169 Pfam ID:PF05821
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 10
Gene (Uniprot):NDUFB10
Chain IDs:L (auth: d)
Chain Length:172
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O96000 Pfam ID:PF10249
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 11, mitochondrial
Gene (Uniprot):NDUFB11
Chain IDs:M (auth: e)
Chain Length:213
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q9NX14 Pfam ID:PF10183
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrial
Gene (Uniprot):NDUFC1
Chain IDs:N (auth: f)
Chain Length:76
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43677 Pfam ID:PF15088
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 subunit C2
Gene (Uniprot):NDUFC2
Chain IDs:O (auth: g)
Chain Length:119
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95298 Pfam ID:PF06374
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] iron-sulfur protein 5
Gene (Uniprot):NDUFS5
Chain IDs:P (auth: h)
Chain Length:156
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O43920 Pfam ID:PF10200
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 2
Gene (Uniprot):MT-ND2
Chain IDs:Q (auth: i)
Chain Length:347
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03891 Pfam ID:PF00361, PF06444
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 3
Gene (Uniprot):MT-ND3
Chain IDs:R (auth: j)
Chain Length:115
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03897 Pfam ID:PF00507
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 4L
Gene (Uniprot):MT-ND4L
Chain IDs:S (auth: k)
Chain Length:98
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03901 Pfam ID:PF00420
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 5
Gene (Uniprot):MT-ND5
Chain IDs:T (auth: l)
Chain Length:175
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03915 Pfam ID:PF00662, PF00361, PF06455
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 6
Gene (Uniprot):MT-ND6
Chain IDs:U (auth: m)
Chain Length:174
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03923 Pfam ID:PF00499
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1
Gene (Uniprot):NDUFB1
Chain IDs:V (auth: n)
Chain Length:58
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O75438 Pfam ID:PF08040
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 4
Gene (Uniprot):NDUFB4
Chain IDs:W (auth: o)
Chain Length:129
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95168 Pfam ID:PF07225
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9
Gene (Uniprot):NDUFB9
Chain IDs:X (auth: p)
Chain Length:179
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:Q9Y6M9 Pfam ID:PF05347
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 4
Gene (Uniprot):MT-ND4
Chain IDs:Y (auth: r)
Chain Length:459
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03905 Pfam ID:PF01059, PF00361
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH-ubiquinone oxidoreductase chain 1
Gene (Uniprot):MT-ND1
Chain IDs:Z (auth: s)
Chain Length:70
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P03886 Pfam ID:PF00146
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7
Gene (Uniprot):NDUFA7
Chain IDs:SA (auth: t)
Chain Length:113
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95182 Pfam ID:PF07347
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8
Gene (Uniprot):NDUFA8
Chain IDs:AA (auth: u)
Chain Length:84
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P51970 Pfam ID:PF06747
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7
Gene (Uniprot):NDUFB7
Chain IDs:BA (auth: v)
Chain Length:141
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P17568 Pfam ID:PF05676
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial
Gene (Uniprot):NDUFA10
Chain IDs:CA (auth: w)
Chain Length:144
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:O95299 Pfam ID:PF01712
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
NMM A ARG modified residue
SEP FA SER modified residue
Ligand Molecules
8Q1
CDL
DGT
FES
FMN
MG
NDP
PEE
PLX
SF4
ZN
Primary Citation
Structural basis for late maturation steps of mitochondrial respiratory chain complex IV within the human respirasome
To Be Published ? ? ? (?)
Primary Citation of related structures
9I4I
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