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MRPS18A,B,C [mitochondrial inner membrane]
Stable Identifier
R-HSA-5368238
Type
Set [DefinedSet]
Species
Homo sapiens
Compartment
mitochondrial inner membrane
Locations in the PathwayBrowser
Expand all
Metabolism of proteins (Homo sapiens)
Translation (Homo sapiens)
Mitochondrial translation (Homo sapiens)
Mitochondrial ribosome-associated quality control (Homo sapiens)
55S mitochondrial ribosome:non-stop mRNA binds ICT1 (MRPL58) (Homo sapiens)
55S ribosome:non-stop mRNA:peptidyl-tRNA at P-site:tRNA at E-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:non-stop mRNA:peptidyl-tRNA at P-site:tRNA at E-site:ICT1 [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
ICT1 hydrolyzes the peptidyl-tRNA bond of the nascent polypeptide (Homo sapiens)
55S ribosome:non-stop mRNA:peptidyl-tRNA at P-site:tRNA at E-site:ICT1 [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:non-stop mRNA:tRNA:ICT1 [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Stalled 55S mitochondrial ribosome is dissociated to yield 28S subunit and 39S subunit:mRNA:peptidyl-tRNA:tRNA (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:peptidyl-tRNA at P site:tRNA at E site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Mitochondrial translation elongation (Homo sapiens)
55S ribosome with peptidyl-tRNA in A site binds GFM1:GTP (Homo sapiens)
55S ribosome:mRNA:tRNA:peptidyl-tRNA at A-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:tRNA:peptidyl-tRNA:GFM1:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Peptide transfer from P-site to A-site (peptide bond formation) (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA:aminoacyl-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:tRNA:peptidyl-tRNA at A-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
TUFM hydrolyzes GTP and TUFM:GDP dissociates from 55S ribosome (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA:aminoacyl-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA:aminoacyl-tRNA:TUFM:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
TUFM:GTP:aminoacyl-tRNA binds 55S ribosome:mRNA:fMet-tRNA (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA:aminoacyl-tRNA:TUFM:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Translocation of peptidyl-tRNA from A-site to P-site (and translocation of 55S ribosome by 3 bases along mRNA) (Homo sapiens)
55S ribosome:mRNA:peptidyl-tRNA at P-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:tRNA:peptidyl-tRNA:GFM1:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Mitochondrial translation initiation (Homo sapiens)
28S subunit:MTIF3 binds MTIF2:GTP, mRNA, and formylMet-tRNA (Homo sapiens)
28S ribosomal subunit:MTIF3 [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit:MTIF3:MTIF2:GTP:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
39S subunit binds 28S subunit:mRNA:fMet-tRNA (Homo sapiens)
28S ribosomal subunit:MTIF3:MTIF2:GTP:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:fMet-tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
MTIF3 binds 28S ribosomal subunit (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit:MTIF3 [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Mitochondrial translation termination (Homo sapiens)
55S ribosome:MTRF1 hydrolyzes peptidyl-tRNA bond and GTP is hydrolyzed (Homo sapiens)
55S ribosome:MT-CO1,MT-ND6 mRNA:peptidyl-tRNA:tRNA:MTRF1:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:MT-CO1,MT-ND6 mRNA:tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:MTRF1L hydrolyzes peptidyl-tRNA bond and GTP is hydrolyzed (Homo sapiens)
55S ribosome:mRNA (UAA,UAG stop codon):peptidyl-tRNA:MTRF1L:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA (UAA,UAG stop codon):tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
GFM2:GTP binds 55S ribosome:mRNA:tRNA:MRRF releasing mRNA and tRNA (Homo sapiens)
55S ribosome:MRRF:GFM2:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:tRNA:MRRF [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Hydrolysis of GTP and dissociation of 28S and 39S subunits (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:MRRF:GFM2:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
MRRF binds 55S ribosome:mRNA:tRNA (Homo sapiens)
55S ribosome:mRNA:tRNA [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA:tRNA:MRRF [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
MTRF1 and GTP bind 55S ribosome:MT-CO1,MT-ND6 mRNA:peptidyl-tRNA at P-site:tRNA at E-site (Homo sapiens)
55S ribosome:MT-CO1,MT-ND6 mRNA:peptidyl-tRNA at P-site:tRNA at E-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:MT-CO1,MT-ND6 mRNA:peptidyl-tRNA:tRNA:MTRF1:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
MTRF1L (MTRF1a) or ICT1 binds stop codon in 55S ribosome:mRNA:peptidyl-tRNA (Homo sapiens)
55S ribosome:mRNA (UAA,UAG stop codon):peptidyl-tRNA at P-site [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
55S ribosome:mRNA (UAA,UAG stop codon):peptidyl-tRNA:MTRF1L:GTP [mitochondrial inner membrane] (Homo sapiens)
55S ribosome [mitochondrial inner membrane] (Homo sapiens)
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
MRPS18A,B,C [mitochondrial inner membrane] (Homo sapiens)
Literature References
PubMed ID
Title
Journal
Year
11279123
The small subunit of the mammalian mitochondrial ribosome. Identification of the full complement of ribosomal proteins present
Cavdar Koc, E
,
Burkhart, W
,
Blackburn, K
,
Moseley, A
,
Spremulli, LL
J. Biol. Chem.
2001
Participants
members
MRPS18A [mitochondrial inner membrane]
(Homo sapiens)
MRPS18B [mitochondrial inner membrane]
(Homo sapiens)
MRPS18C [mitochondrial inner membrane]
(Homo sapiens)
Participates
as a component of
28S ribosomal subunit [mitochondrial inner membrane] (Homo sapiens)
Inferred To
MRPS18A,B,C [mitochondrial inner membrane]
(Bos taurus)
MRPS18A,B,C [mitochondrial inner membrane]
(Caenorhabditis elegans)
MRPS18A,B,C [mitochondrial inner membrane]
(Canis familiaris)
MRPS18A,B,C [mitochondrial inner membrane]
(Danio rerio)
MRPS18A,B,C [mitochondrial inner membrane]
(Drosophila melanogaster)
MRPS18A,B,C [mitochondrial inner membrane]
(Gallus gallus)
MRPS18A,B,C [mitochondrial inner membrane]
(Mus musculus)
MRPS18A,B,C [mitochondrial inner membrane]
(Rattus norvegicus)
MRPS18A,B,C [mitochondrial inner membrane]
(Sus scrofa)
MRPS18A,B,C [mitochondrial inner membrane]
(Xenopus tropicalis)
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