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7ZD6

Complex I from Ovis aries, at pH7.4, Open state

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
NADH-ubiquinone oxidoreductase chain 3polymer11513106.51UniProt (O78753)
Pfam (PF00507)
Ovis aries (sheep)NADH dehydrogenase subunit 3
2B
(H)
NADH-ubiquinone oxidoreductase chain 1polymer31835884.91UniProt (O78747)
Pfam (PF00146)
Ovis aries (sheep)NADH dehydrogenase subunit 1
3C
(J)
NADH-ubiquinone oxidoreductase chain 6polymer17519126.61UniProt (O78757)
Pfam (PF00499)
Ovis aries (sheep)NADH dehydrogenase subunit 6
4D
(K)
NADH-ubiquinone oxidoreductase chain 4Lpolymer9810868.21UniProt (O78754)
Pfam (PF00420)
Ovis aries (sheep)NADH dehydrogenase subunit 4L
5E
(L)
NADH-ubiquinone oxidoreductase chain 5polymer60668438.91UniProt (O78756)
Pfam (PF00662)
Pfam (PF00361)
Pfam (PF06455)
Ovis aries (sheep)NADH dehydrogenase subunit 5
6F
(M)
NADH-ubiquinone oxidoreductase chain 4polymer45952086.71UniProt (O78755)
Pfam (PF01059)
Pfam (PF00361)
Ovis aries (sheep)NADH dehydrogenase subunit 4
7G
(N)
NADH-ubiquinone oxidoreductase chain 2polymer34739149.81UniProt (O78748)
Pfam (PF00361)
Pfam (PF06444)
Ovis aries (sheep)NADH dehydrogenase subunit 2
8H
(V)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11polymer14014652.81UniProt (A0A6P3E4K7)
Pfam (PF02466)
UniProt (by SIFTS) (A0A8N7XJ91)
Ovis aries (sheep)Complex I-B14.7,NADH-ubiquinone oxidoreductase subunit B14.7
9I
(W)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 5, mitochondrialpolymer13916317.01UniProt (A0A6P3E6Y9)
Pfam (PF09781)
UniProt (by SIFTS) (A0A8N7XJ68)
Ovis aries (sheep)Complex I-SGDH,NADH-ubiquinone oxidoreductase SGDH subunit
10J, SA
(X, j)
Acyl carrier proteinpolymer15717608.22UniProt (W5NQT7)
Pfam (PF00550)
Ovis aries (sheep)
11K
(Y)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8polymer17120008.01UniProt (A0A6P3EAP5)
Pfam (PF06747)
UniProt (by SIFTS) (A0A8N7XJG2)
Ovis aries (sheep)
12L
(Z)
Complex I-PDSWpolymer17120526.41UniProt (A0A6P3EI17)
Pfam (PF10249)
Ovis aries (sheep)
13M
(k)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrialpolymer32036883.71UniProt (W5QBF5)
Pfam (PF01712)
UniProt (by SIFTS) (A0A8N7XJK5)
Ovis aries (sheep)
14N
(l)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 5polymer10512474.41UniProt (A0A836D7R1)
Pfam (PF10200)
Ovis aries (sheep)Complex I-15 kDa,NADH-ubiquinone oxidoreductase 15 kDa subunit
15O
(m)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3polymer808869.31UniProt (W5NYM7)
Pfam (PF14987)
UniProt (by SIFTS) (A0A836A4Q3)
Ovis aries (sheep)Complex I-B9,NADH-ubiquinone oxidoreductase B9 subunit
16P
(n)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3polymer798958.21UniProt (A0A6P3E8V0)
Pfam (PF08122)
UniProt (by SIFTS) (A0A6P7DQB1)
Ovis aries (sheep)Complex I-B12,NADH-ubiquinone oxidoreductase B12 subunit
17Q
(o)
NADH dehydrogenase [ubiquinone] 1 subunit C2polymer12014231.41UniProt (W5P9Q8)
Pfam (PF06374)
Ovis aries (sheep)
18R
(p)
NADH:ubiquinone oxidoreductase subunit B4polymer12814976.01UniProt (W5QF73)
Pfam (PF07225)
Ovis aries (sheep)
19S
(q)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13polymer14416766.51UniProt (A0A6P3E975)
Pfam (PF06212)
Ovis aries (sheep)
20T
(r)
Mitochondrial complex I, B17 subunitpolymer12815565.11UniProt (W5PZE3)
Pfam (PF09782)
Ovis aries (sheep)
21U
(s)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7polymer12214963.11UniProt (W5P5V3)
Pfam (PF05676)
UniProt (by SIFTS) (A0A8N7XJH2)
Ovis aries (sheep)Complex I-B18,NADH-ubiquinone oxidoreductase B18 subunit
22V
(t)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9polymer17721517.51UniProt (W5PGA3)
Pfam (PF05347)
UniProt (by SIFTS) (A0A6P3E749)
Ovis aries (sheep)Complex I-B22,NADH-ubiquinone oxidoreductase B22 subunit
23W
(u)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2, mitochondrialpolymer657898.81UniProt (A0A6P3EC72)
Pfam (PF14813)
UniProt (by SIFTS) (A0A8N7XJB4)
Ovis aries (sheep)Complex I-AGGG,NADH-ubiquinone oxidoreductase AGGG subunit
24X
(v)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrialpolymer15518521.81UniProt (W5Q1B0)
Pfam (PF05821)
Ovis aries (sheep)Complex I-ASHI,NADH-ubiquinone oxidoreductase ASHI subunit
25Y
(w)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 11, mitochondrialpolymer10111998.41UniProt (W5PWF1)
Pfam (PF10183)
UniProt (by SIFTS) (A0A836CQA7)
Ovis aries (sheep)Complex I-ESSS,NADH-ubiquinone oxidoreductase ESSS subunit
26Z
(x)
NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrialpolymer495808.61UniProt (A0A6P3EDV0)
Pfam (PF15088)
Ovis aries (sheep)Complex I-KFYI,NADH-ubiquinone oxidoreductase KFYI subunit
27AA
(y)
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1polymer506146.11UniProt (A0A7M4DUG1)
Pfam (PF08040)
Ovis aries (sheep)Complex I-MNLL,NADH-ubiquinone oxidoreductase MNLL subunit
28BA
(z)
Complex I-MWFEpolymer708211.51UniProt (A0A7M4DUG2)
Pfam (PF15879)
UniProt (by SIFTS) (A0A6P9FRJ5)
Ovis aries (sheep)NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 1,NADH-ubiquinone oxidoreductase MWFE subunit
29CA
(1)
NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrialpolymer43047186.71UniProt (W5PUX0)
Pfam (PF01512)
Pfam (PF22461)
Pfam (PF10589)
Ovis aries (sheep)
30DA
(2)
NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrialpolymer21323598.21UniProt (W5NRY1)
Pfam (PF01257)
Ovis aries (sheep)NADH-ubiquinone oxidoreductase 24 kDa subunit
31EA
(3)
NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrialpolymer68875520.51UniProt (W5QB34)
Pfam (PF09326)
Pfam (PF13510)
Pfam (PF10588)
Pfam (PF22117)
Pfam (PF22151)
Pfam (PF00384)
UniProt (by SIFTS) (A0A9J4RF63)
Ovis aries (sheep)
32FA
(4)
Complex I-49kDpolymer46352661.51UniProt (A0A7M4DUF9)
Pfam (PF00346)
UniProt (by SIFTS) (A0A6P3DZ89)
Ovis aries (sheep)NADH dehydrogenase [ubiquinone] iron-sulfur protein 2,mitochondrial,NADH-ubiquinone oxidoreductase 49 kDa subunit
33GA
(5)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrialpolymer20824381.51UniProt (W5PB27)
Pfam (PF00329)
Ovis aries (sheep)Complex I-30kD,NADH-ubiquinone oxidoreductase 30 kDa subunit
34HA
(6)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 7, mitochondrialpolymer15617861.01UniProt (A0A6P7E4I4)
Pfam (PF01058)
UniProt (by SIFTS) (A0A6P7E5N1)
Ovis aries (sheep)Complex I-20kD,NADH-ubiquinone oxidoreductase 20 kDa subunit
35IA
(9)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrialpolymer17620219.91UniProt (A0A6P3TFB2)
Pfam (PF12838)
Ovis aries (sheep)Complex I-23kD,NADH-ubiquinone oxidoreductase 23 kDa subunit
36JA
(a)
NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrialpolymer445263.81UniProt (A0A7M4DUF6)
Pfam (PF15880)
UniProt (by SIFTS) (A0A6P3E7B5)
Ovis aries (sheep)Complex I-9kD,NADH-ubiquinone oxidoreductase 9 kDa subunit
37KA
(b)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrialpolymer9510513.61UniProt (A0A6P7EX23)
Pfam (PF10276)
Ovis aries (sheep)
38LA
(c)
NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrialpolymer12614559.51UniProt (W5PE07)
Pfam (PF04800)
Ovis aries (sheep)Complex I-18 kDa,NADH-ubiquinone oxidoreductase 18 kDa subunit
39MA
(d)
NADH:ubiquinone oxidoreductase subunit A9polymer38043025.61UniProt (W5PI58)
Pfam (PF01370)
UniProt (by SIFTS) (A0A6P3E3I5)
Ovis aries (sheep)
40NA
(e)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2polymer869841.31UniProt (A0A6P3E5Z9)
Pfam (PF05047)
UniProt (by SIFTS) (A0A8N7XJ49)
Ovis aries (sheep)
41OA
(f)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5polymer11313028.21UniProt (W5PNX7)
Pfam (PF04716)
UniProt (by SIFTS) (A0A836ABR5)
Ovis aries (sheep)Complex I subunit B13,Complex I-13kD-B,NADH-ubiquinone oxidoreductase 13 kDa-B subunit
42PA
(g)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6polymer11413768.01UniProt (W5QC06)
Pfam (PF05347)
Ovis aries (sheep)Complex I-B14,NADH-ubiquinone oxidoreductase B14 subunit
43QA
(h)
Mitochondrial complex I, B14.5a subunitpolymer11412701.61UniProt (W5P0I2)
Pfam (PF07347)
Ovis aries (sheep)
44RA
(i)
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12polymer14517115.51UniProt (A0A6P3CXE3)
Pfam (PF05071)
UniProt (by SIFTS) (A0A8N7XJ18)
Ovis aries (sheep)
45CB, DB, GB, TA, VA...
(L, M, A, H)
1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINEnon-polymer790.16Chemie (PC1)
46AB, BB, EB, FB, HB...
(K, L, M, N, V...)
1,2-Distearoyl-sn-glycerophosphoethanolaminenon-polymer748.114Chemie (3PE)
47WA
(H)
2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dionenon-polymer322.41Chemie (DCQ)
48EC, NB
(j, X)
S-[2-({N-[(2S)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] tetradecanethioatenon-polymer568.72Chemie (ZMP)
49OB
(k)
ADENOSINE MONOPHOSPHATEnon-polymer347.21Chemie (AMP)
50PB
(s)
MYRISTIC ACIDnon-polymer228.41Chemie (MYR)
51AC, BC, QB, UB, VB...
(9, 1, 3, 6)
IRON/SULFUR CLUSTERnon-polymer351.66Chemie (SF4)
52RB
(1)
FLAVIN MONONUCLEOTIDEnon-polymer456.31Chemie (FMN)
53SB
(1)
1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDEnon-polymer665.41Chemie (NAI)
54TB, WB
(2, 3)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.82Chemie (FES)
55XB
(3)
POTASSIUM IONnon-polymer39.11Chemie (K)
56CC
(b)
ZINC IONnon-polymer65.41Chemie (ZN)
57DC
(d)
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATEnon-polymer745.41Chemie (NDP)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains45
Total formula weight970419.0
Non-Polymers*Number of molecules38
Total formula weight21682.4
All*Total formula weight992101.5
*Water molecules are not included.

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PDB entries from 2025-06-11

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