9S7C image
Deposition Date 2025-08-04
Release Date 2026-08-12
Last Version Date 2026-08-12
Entry Detail
PDB ID:
9S7C
Keywords:
Title:
Structure of human mitochondrial COX1-translating ribosome nascent chain complex with tRNAs in initial hybrid state (H1)
Biological Source:
Source Organism(s):
Homo sapiens (Taxon ID: 9606)
Method Details:
Experimental Method:
Resolution:
3.20 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
Macromolecular Entities
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL32
Chain IDs:BA (auth: 0)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL33
Chain IDs:CA (auth: 1)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL34
Chain IDs:DA (auth: 2)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL35
Chain IDs:EA (auth: 3)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL36
Chain IDs:FA (auth: 4)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL37
Chain IDs:JA (auth: 5)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL38
Chain IDs:KA (auth: 6)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL39
Chain IDs:LA (auth: 7)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL40
Chain IDs:MA (auth: 8)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL41
Chain IDs:NA (auth: 9)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:16S mitochondrial rRNA
Chain IDs:A
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS34
Chain IDs:HC (auth: A0)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS35
Chain IDs:IC (auth: A1)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):CHCHD1
Chain IDs:JC (auth: A2)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):AURKAIP1
Chain IDs:KC (auth: A3)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):PTCD3
Chain IDs:LC (auth: A4)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:12S mitochondrial rRNA
Chain IDs:Y (auth: AA)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS2
Chain IDs:Z (auth: AB)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS24
Chain IDs:AA (auth: AC)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS5
Chain IDs:KB (auth: AD)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS6
Chain IDs:LB (auth: AE)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS7
Chain IDs:MB (auth: AF)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS9
Chain IDs:NB (auth: AG)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS10
Chain IDs:OB (auth: AH)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS11
Chain IDs:PB (auth: AI)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS12
Chain IDs:QB (auth: AJ)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS14
Chain IDs:RB (auth: AK)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS15
Chain IDs:SB (auth: AL)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS16
Chain IDs:TB (auth: AM)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS17
Chain IDs:UB (auth: AN)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS18B
Chain IDs:VB (auth: AO)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS18C
Chain IDs:WB (auth: AP)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS21
Chain IDs:XB (auth: AQ)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS22
Chain IDs:YB (auth: AR)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS23
Chain IDs:ZB (auth: AS)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS25
Chain IDs:AC (auth: AT)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS26
Chain IDs:BC (auth: AU)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS27
Chain IDs:CC (auth: AV)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS28
Chain IDs:DC (auth: AW)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):DAP3
Chain IDs:EC (auth: AX)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS31
Chain IDs:FC (auth: AY)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Small ribosomal subunit prote
Gene (Uniprot):MRPS33
Chain IDs:GC (auth: AZ)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:COX1 nascent chain
Chain IDs:PC (auth: Av)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:A/P-site tRNA (Visualization
Chain IDs:NC (auth: Aw)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:P/E-site tRNA (Visualisation
Chain IDs:OC (auth: Ax)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:mRNA (Visualization example)
Chain IDs:MC (auth: Az)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polyribonucleotide
Molecule:mitochondrial tRNAVal
Chain IDs:B
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL2
Chain IDs:C (auth: D)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL3
Chain IDs:D (auth: E)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL4
Chain IDs:E (auth: F)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL9
Chain IDs:F (auth: H)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL10
Chain IDs:G (auth: I)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL11
Chain IDs:H (auth: J)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL13
Chain IDs:I (auth: K)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL14
Chain IDs:J (auth: L)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL15
Chain IDs:K (auth: M)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL16
Chain IDs:L (auth: N)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL17
Chain IDs:M (auth: O)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL18
Chain IDs:N (auth: P)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL19
Chain IDs:O (auth: Q)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL20
Chain IDs:P (auth: R)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL21
Chain IDs:Q (auth: S)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL22
Chain IDs:R (auth: T)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL23
Chain IDs:S (auth: U)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL24
Chain IDs:T (auth: V)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL27
Chain IDs:U (auth: W)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL28
Chain IDs:V (auth: X)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL47
Chain IDs:W (auth: Y)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL30
Chain IDs:X (auth: Z)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL42
Chain IDs:OA (auth: a)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL43
Chain IDs:PA (auth: b)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL44
Chain IDs:QA (auth: c)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL45
Chain IDs:RA (auth: d)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL46
Chain IDs:SA (auth: e)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL48
Chain IDs:TA (auth: f)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL49
Chain IDs:UA (auth: g)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL50
Chain IDs:VA (auth: h)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL51
Chain IDs:WA (auth: i)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL52
Chain IDs:XA (auth: j)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL53
Chain IDs:YA (auth: k)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL54
Chain IDs:ZA (auth: l)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL55
Chain IDs:AB (auth: m)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL57
Chain IDs:BB (auth: o)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL58
Chain IDs:CB (auth: p)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):GADD45GIP1
Chain IDs:DB (auth: q)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPS18A
Chain IDs:EB (auth: r)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPS30
Chain IDs:FB (auth: s)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL12
Chain IDs:HA (auth: w), IA (auth: x), GB (auth: t), HB (auth: u), IB (auth: v), JB (auth: y)
Chain Length:0
Number of Molecules:6
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit prote
Gene (Uniprot):MRPL1
Chain IDs:GA (auth: z)
Chain Length:0
Number of Molecules:1
Biological Source:Homo sapiens
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
1MA A A modified residue
5MC Y C modified residue
5MU Y U modified residue
B8T Y C modified residue
MA6 Y A modified residue
OMG A G modified residue
OMU A U modified residue
PSU A U modified residue
Primary Citation
Membrane insertion of mitochondrial-encoded proteins regulates ribosome decoding speed.
Nat.Struct.Mol.Biol. 33 853 867 (2026)
PMID: 42098403 DOI: 10.1038/s41594-026-01803-w
Primary Citation of related structures
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