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9TI4

High resolution Cryo-EM structure of human complex I in mitochondria

This is a non-PDB format compatible entry.
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(C)
NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrialpolymer43447680.31UniProt (P49821)
Pfam (PF01512)
Pfam (PF22461)
Pfam (PF10589)
Homo sapiens (human)NDUFV1,Complex I-51kD,CI-51kD,NADH dehydrogenase flavoprotein 1,NADH-ubiquinone oxidoreductase 51 kDa subunit
2B
(D)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrialpolymer17620314.01UniProt (O00217)
Pfam (PF12838)
Homo sapiens (human)Complex I-23kD,CI-23kD,NADH-ubiquinone oxidoreductase 23 kDa subunit,TYKY subunit
3C
(E)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 7, mitochondrialpolymer16118449.51UniProt (O75251)
Pfam (PF01058)
Homo sapiens (human)Complex I-20kD,CI-20kD,NADH-ubiquinone oxidoreductase 20 kDa subunit,PSST subunit
4D
(F)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6polymer11814205.51UniProt (P56556)
Pfam (PF13233)
Homo sapiens (human)Complex I-B14,CI-B14,LYR motif-containing protein 6,NADH-ubiquinone oxidoreductase B14 subunit
5E
(G)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2polymer859722.11UniProt (O43678)
Pfam (PF05047)
Homo sapiens (human)Complex I-B8,CI-B8,NADH-ubiquinone oxidoreductase B8 subunit
6F, U
(H, X)
Acyl carrier protein, mitochondrialpolymer869976.42UniProt (O14561)
Pfam (PF00550)
Homo sapiens (human)ACP,CI-SDAP,NADH-ubiquinone oxidoreductase 9.6 kDa subunit
7G
(I)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5polymer11213119.21UniProt (Q16718)
Pfam (PF04716)
Homo sapiens (human)Complex I subunit B13,Complex I-13kD-B,CI-13kD-B,NADH-ubiquinone oxidoreductase 13 kDa-B subunit
8H
(J)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 9, mitochondrialpolymer34138848.11UniProt (Q16795)
Pfam (PF01370)
Homo sapiens (human)Complex I-39kD,CI-39kD,NADH-ubiquinone oxidoreductase 39 kDa subunit
9I
(K)
NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrialpolymer394623.11UniProt (P56181)
Pfam (PF15880)
Homo sapiens (human)Complex I-9kD,CI-9kD,NADH-ubiquinone oxidoreductase 9 kDa subunit,Renal carcinoma antigen NY-REN-4
10J
(L)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrialpolymer12114064.91UniProt (O43181)
Pfam (PF04800)
Homo sapiens (human)Complex I-18 kDa,CI-18 kDa,Complex I-AQDQ,CI-AQDQ,NADH-ubiquinone oxidoreductase 18 kDa subunit
11K
(M)
NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrialpolymer68775471.51UniProt (P28331)
Pfam (PF13510)
Pfam (PF10588)
Pfam (PF22117)
Pfam (PF22151)
Pfam (PF00384)
Pfam (PF09326)
Homo sapiens (human)Complex I-75kD,CI-75kD
12L
(N)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12polymer14417011.31UniProt (Q9UI09)
Pfam (PF05071)
Homo sapiens (human)13 kDa differentiation-associated protein,Complex I-B17.2,CI-B17.2,CIB17.2,NADH-ubiquinone oxidoreductase subunit B17.2
13M
(O)
NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrialpolymer21223430.91UniProt (P19404)
Pfam (PF01257)
Homo sapiens (human)NDUFV2,NADH-ubiquinone oxidoreductase 24 kDa subunit
14N
(P)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrialpolymer20824432.71UniProt (O75489)
Pfam (PF00329)
Homo sapiens (human)Complex I-30kD,CI-30kD,NADH-ubiquinone oxidoreductase 30 kDa subunit
15O
(Q)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 2, mitochondrialpolymer43049249.51UniProt (O75306)
Pfam (PF00346)
Homo sapiens (human)Complex I-49kD,CI-49kD,NADH-ubiquinone oxidoreductase 49 kDa subunit
16P
(S)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 1polymer708084.41UniProt (O15239)
Pfam (PF15879)
Homo sapiens (human)Complex I-MWFE,CI-MWFE,NADH-ubiquinone oxidoreductase MWFE subunit
17Q
(T)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrialpolymer9610717.01UniProt (O75380)
Pfam (PF10276)
Homo sapiens (human)Complex I-13kD-A,CI-13kD-A,NADH-ubiquinone oxidoreductase 13 kDa-A subunit
18R
(U)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3polymer839156.61UniProt (O95167)
Pfam (PF14987)
Homo sapiens (human)Complex I-B9,CI-B9,NADH-ubiquinone oxidoreductase B9 subunit
19S
(V)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11polymer14014736.91UniProt (Q86Y39)Homo sapiens (human)Complex I-B14.7,CI-B14.7,NADH-ubiquinone oxidoreductase subunit B14.7
20T
(W)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13polymer14016360.91UniProt (Q9P0J0)
Pfam (PF06212)
Homo sapiens (human)Cell death regulatory protein GRIM-19,Complex I-B16.6,CI-B16.6,Gene associated with retinoic and interferon-induced mortality 19 protein,GRIM-19,Gene associated with retinoic and IFN-induced mortality 19 protein,NADH-ubiquinone oxidoreductase B16.6 subunit
21V
(Y)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2, mitochondrialpolymer617624.51UniProt (O95178)
Pfam (PF14813)
Homo sapiens (human)Complex I-AGGG,CI-AGGG,NADH-ubiquinone oxidoreductase AGGG subunit
22W
(Z)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3polymer839575.91UniProt (O43676)
Pfam (PF08122)
Homo sapiens (human)Complex I-B12,CI-B12,NADH-ubiquinone oxidoreductase B12 subunit
23X
(a)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 5, mitochondrialpolymer13816573.21UniProt (O43674)
Pfam (PF09781)
Homo sapiens (human)Complex I-SGDH,CI-SGDH,NADH-ubiquinone oxidoreductase SGDH subunit
24Y
(b)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 6polymer12014491.01UniProt (O95139)
Pfam (PF09782)
Homo sapiens (human)Complex I-B17,CI-B17,NADH-ubiquinone oxidoreductase B17 subunit
25Z
(c)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrialpolymer15218094.41UniProt (O95169)
Pfam (PF05821)
Homo sapiens (human)Complex I-ASHI,CI-ASHI,NADH-ubiquinone oxidoreductase ASHI subunit
26AA
(d)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 10polymer16920489.31UniProt (O96000)
Pfam (PF10249)
Homo sapiens (human)Complex I-PDSW,CI-PDSW,NADH-ubiquinone oxidoreductase PDSW subunit
27BA
(e)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 11, mitochondrialpolymer10712590.11UniProt (Q9NX14)
Pfam (PF10183)
Homo sapiens (human)Complex I-ESSS,CI-ESSS,NADH-ubiquinone oxidoreductase ESSS subunit,Neuronal protein 17.3,Np17.3,p17.3
28CA
(f)
NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrialpolymer495904.81UniProt (O43677)
Pfam (PF15088)
Homo sapiens (human)Complex I-KFYI,CI-KFYI,NADH-ubiquinone oxidoreductase KFYI subunit
29DA
(g)
NADH dehydrogenase [ubiquinone] 1 subunit C2polymer11914209.51UniProt (O95298)
Pfam (PF06374)
Homo sapiens (human)Complex I-B14.5b,CI-B14.5b,Human lung cancer oncogene 1 protein,HLC-1,NADH-ubiquinone oxidoreductase subunit B14.5b
30EA
(h)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 5polymer10512445.41UniProt (O43920)
Pfam (PF10200)
Homo sapiens (human)Complex I-15 kDa,CI-15 kDa,NADH-ubiquinone oxidoreductase 15 kDa subunit
31FA
(i)
NADH-ubiquinone oxidoreductase chain 2polymer34738980.61UniProt (P03891)
Pfam (PF00361)
Pfam (PF06444)
Homo sapiens (human)NADH dehydrogenase subunit 2
32GA
(j)
NADH-ubiquinone oxidoreductase chain 3polymer11513190.01UniProt (P03897)
Pfam (PF00507)
Homo sapiens (human)NADH dehydrogenase subunit 3
33HA
(k)
NADH-ubiquinone oxidoreductase chain 4Lpolymer9810745.11UniProt (P03901)
Pfam (PF00420)
Homo sapiens (human)NADH dehydrogenase subunit 4L,ND4L
34IA
(l)
NADH-ubiquinone oxidoreductase chain 5polymer60166836.61UniProt (P03915)
Pfam (PF00662)
Pfam (PF00361)
Pfam (PF06455)
Homo sapiens (human)NADH dehydrogenase subunit 5
35JA
(m)
NADH-ubiquinone oxidoreductase chain 6polymer17318512.91UniProt (P03923)
Pfam (PF00499)
Homo sapiens (human)NADH dehydrogenase subunit 6
36KA
(n)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1polymer546514.61UniProt (O75438)
Pfam (PF08040)
Homo sapiens (human)Complex I-MNLL,CI-MNLL,NADH-ubiquinone oxidoreductase MNLL subunit
37LA
(o)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 4polymer12815100.41UniProt (O95168)
Pfam (PF07225)
Homo sapiens (human)Complex I-B15,CI-B15,NADH-ubiquinone oxidoreductase B15 subunit
38MA
(p)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9polymer17321246.21UniProt (Q9Y6M9)
Pfam (PF05347)
Homo sapiens (human)Complex I-B22,CI-B22,LYR motif-containing protein 3,NADH-ubiquinone oxidoreductase B22 subunit
39NA
(r)
NADH-ubiquinone oxidoreductase chain 4polymer45951613.51UniProt (P03905)
Pfam (PF01059)
Pfam (PF00361)
Homo sapiens (human)NADH dehydrogenase subunit 4
40OA
(s)
NADH-ubiquinone oxidoreductase chain 1polymer31635448.01UniProt (P03886)
Pfam (PF00146)
Homo sapiens (human)NADH dehydrogenase subunit 1
41PA
(u)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8polymer17120007.91UniProt (P51970)
Pfam (PF06747)
Homo sapiens (human)Complex I-19kD,CI-19kD,Complex I-PGIV,CI-PGIV,NADH-ubiquinone oxidoreductase 19 kDa subunit
42QA
(v)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7polymer12114854.21UniProt (P17568)
Pfam (PF05676)
Homo sapiens (human)Cell adhesion protein SQM1,Complex I-B18,CI-B18,NADH-ubiquinone oxidoreductase B18 subunit
43RA
(w)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrialpolymer32037200.31UniProt (O95299)
Pfam (PF01712)
Homo sapiens (human)Complex I-42kD,CI-42kD,NADH-ubiquinone oxidoreductase 42 kDa subunit
44SA
(t)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7polymer11312571.41UniProt (O95182)
Pfam (PF07347)
Homo sapiens (human)Complex I-B14.5a,CI-B14.5a,NADH-ubiquinone oxidoreductase subunit B14.5a
45CB, DB, TA, VA, WA...
(M, C, D, E)
IRON/SULFUR CLUSTERnon-polymer351.66Chemie (SF4)
46UA
(C)
FLAVIN MONONUCLEOTIDEnon-polymer456.31Chemie (FMN)
PubChem (710)
PubChem (23585816)
PubChem (8965)
PubChem (51435500)
PubChem (51435503)
PubChem (643976)
PubChem (5702760)
PubChem (7048779)
PubChem (7048781)
PubChem (15559251)
47BB, IB, LB, QB, RB...
(J, V, W, i, l...)
1,2-dioleoyl-sn-glycero-3-phosphoethanolaminenon-polymer744.07Chemie (PEE)
PubChem (108229)
PubChem (44891344)
PubChem (54095275)
PubChem (14238554)
PubChem (5909904)
PubChem (9546757)
PubChem (6437392)
PubChem (99655478)
PubChem (99655479)
PubChem (9546744)
PubChem (138113035)
PubChem (171729549)
48MB, ZA
(X, F)
S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioatenon-polymer540.72Chemie (8Q1)
PubChem (119058169)
PubChem (122362359)
PubChem (162826280)
49AB
(J)
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATEnon-polymer745.41Chemie (NDP)
50EB, GB
(M, O)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.82Chemie (FES)
51FB, NB, OB, SB, WB...
(N, g, j, o, r...)
(9R,11S)-9-({[(1S)-1-HYDROXYHEXADECYL]OXY}METHYL)-2,2-DIMETHYL-5,7,10-TRIOXA-2LAMBDA~5~-AZA-6LAMBDA~5~-PHOSPHAOCTACOSANE-6,6,11-TRIOLnon-polymer767.17Chemie (PLX)
PubChem (49867511)
52HB
(T)
ZINC IONnon-polymer65.41Chemie (ZN)
53JB, KB, PB, UB, VB...
(V, i, l, u)
CARDIOLIPINnon-polymer1464.06Chemie (CDL)
PubChem (17753886)
PubChem (5287898)
54AC
(w)
2'-DEOXYGUANOSINE-5'-TRIPHOSPHATEnon-polymer507.21Chemie (DGT)
PubChem (177678918)
PubChem (136110594)
PubChem (135398599)
PubChem (135402022)
PubChem (135566345)
PubChem (136254580)
PubChem (136633653)
PubChem (136828797)
PubChem (136828798)
PubChem (137226754)
PubChem (137257907)
PubChem (171699498)
55BC
(w)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
PubChem (888)
56CC
(X)
waterwater18.01Chemie (HOH)
Sequence modifications
H, X: 72 - 156 (UniProt: O14561)
PDBExternal DatabaseDetails
Met 71-initiating methionine
b: 2 - 122 (UniProt: O95139)
PDBExternal DatabaseDetails
-Met 40deletion
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains45
Total formula weight944451.2
Non-Polymers*Number of molecules35
Total formula weight24703.9
All*Total formula weight969155.1
*Water molecules are not included.

253389

PDB entries from 2026-05-13

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