NU2M_VULVU
ID NU2M_VULVU Reviewed; 347 AA.
AC Q534D9;
DT 16-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT 24-MAY-2005, sequence version 1.
DT 25-MAY-2022, entry version 57.
DE RecName: Full=NADH-ubiquinone oxidoreductase chain 2 {ECO:0000250|UniProtKB:P03891};
DE EC=7.1.1.2 {ECO:0000250|UniProtKB:P03891};
DE AltName: Full=NADH dehydrogenase subunit 2;
GN Name=MT-ND2 {ECO:0000250|UniProtKB:P03891}; Synonyms=MTND2, NADH2, ND2;
OS Vulpes vulpes (Red fox).
OG Mitochondrion.
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Carnivora; Caniformia; Canidae; Vulpes.
OX NCBI_TaxID=9627;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=16012099; DOI=10.1080/10635150590923326;
RA Flynn J.J., Finarelli J.A., Zehr S., Hsu J., Nedbal M.A.;
RT "Molecular phylogeny of the Carnivora (Mammalia): assessing the impact of
RT increased sampling on resolving enigmatic relationships.";
RL Syst. Biol. 54:317-337(2005).
CC -!- FUNCTION: Core subunit of the mitochondrial membrane respiratory chain
CC NADH dehydrogenase (Complex I) which catalyzes electron transfer from
CC NADH through the respiratory chain, using ubiquinone as an electron
CC acceptor. Essential for the catalytic activity and assembly of complex
CC I. {ECO:0000250|UniProtKB:P03891}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a ubiquinone + 5 H(+)(in) + NADH = a ubiquinol + 4 H(+)(out) +
CC NAD(+); Xref=Rhea:RHEA:29091, Rhea:RHEA-COMP:9565, Rhea:RHEA-
CC COMP:9566, ChEBI:CHEBI:15378, ChEBI:CHEBI:16389, ChEBI:CHEBI:17976,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=7.1.1.2;
CC Evidence={ECO:0000250|UniProtKB:P03891};
CC -!- SUBUNIT: Core subunit of respiratory chain NADH dehydrogenase (Complex
CC I) which is composed of 45 different subunits. Interacts with TMEM242
CC (By similarity). {ECO:0000250|UniProtKB:P03891,
CC ECO:0000250|UniProtKB:P03892}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane
CC {ECO:0000250|UniProtKB:P03892}; Multi-pass membrane protein
CC {ECO:0000255}.
CC -!- SIMILARITY: Belongs to the complex I subunit 2 family. {ECO:0000305}.
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DR EMBL; AY750614; AAW83838.1; -; Genomic_DNA.
DR AlphaFoldDB; Q534D9; -.
DR SMR; Q534D9; -.
DR Proteomes; UP000286640; Mitochondrion MT.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005743; C:mitochondrial inner membrane; ISS:UniProtKB.
DR GO; GO:0070469; C:respirasome; IEA:UniProtKB-KW.
DR GO; GO:0008137; F:NADH dehydrogenase (ubiquinone) activity; ISS:UniProtKB.
DR GO; GO:0006120; P:mitochondrial electron transport, NADH to ubiquinone; ISS:UniProtKB.
DR GO; GO:0032981; P:mitochondrial respiratory chain complex I assembly; ISS:UniProtKB.
DR InterPro; IPR010933; NADH_DH_su2_C.
DR InterPro; IPR003917; NADH_UbQ_OxRdtase_chain2.
DR InterPro; IPR001750; ND/Mrp_mem.
DR Pfam; PF06444; NADH_dehy_S2_C; 1.
DR Pfam; PF00361; Proton_antipo_M; 1.
DR PRINTS; PR01436; NADHDHGNASE2.
PE 3: Inferred from homology;
KW Electron transport; Membrane; Mitochondrion; Mitochondrion inner membrane;
KW NAD; Reference proteome; Respiratory chain; Translocase; Transmembrane;
KW Transmembrane helix; Transport; Ubiquinone.
FT CHAIN 1..347
FT /note="NADH-ubiquinone oxidoreductase chain 2"
FT /id="PRO_0000235176"
FT TRANSMEM 3..23
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 25..45
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 66..86
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 111..131
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 149..169
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 178..198
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 201..221
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 237..257
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 274..294
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 325..345
FT /note="Helical"
FT /evidence="ECO:0000255"
SQ SEQUENCE 347 AA; 38766 MW; 1327BC0646CBBDBA CRC64;
MKPPILIAIL ATVMTGTMIV MLSSHWLLIW IGFEMNMLAI IPILMKKFNP RAMEASTKYF
LTQATASMLL MMGVTINLLY SGQWMISKVS NPAASTMMTI ALTMKLGLSP FHFWVPEVTQ
GISLSSGMIL LTWQKIAPMS VLYQISPSIN TDLMTLVALA SVLVGGWGGL NQTQLRKIMA
YSSIAHMGWM AAIIIYNPTM MFLNLSLYIL MTLSTFMLFM LSASTTTLSL SHTWNKIPLI
ASTILTLMLS LGGLPPLSGF IPKWMIIQEL TKNDMIVVPT LMAITALLNL YFYMRLTYST
ALTMFPSANN MKMKWQFEHT KKMTLLPPLI ITSTMLLPIM PMMSILD