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UniProtKB/Swiss-Prot entry P21301


[Entry info] [Name and origin] [References] [Comments] [Cross-references] [Keywords] [Features] [Sequence] [Tools]

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Entry information
Entry name NDUS2_TRYBB
Primary accession number P21301
Secondary accession numbers None
Integrated into Swiss-Prot on May 1, 1991
Sequence was last modified on November 1, 1995 (Sequence version 2)
Annotations were last modified on    November 4, 2008 (Entry version 50)
Name and origin of the protein
Protein name NADH-ubiquinone oxidoreductase 49 kDa subunit homolog
Synonyms EC 1.6.5.3
NADH dehydrogenase subunit 7 homolog
Gene name
Name: NAD7
Synonyms: MURF 3
From
Trypanosoma brucei brucei [TaxID: 5702] 
Encoded on Mitochondrion.
Taxonomy Eukaryota; Euglenozoa; Kinetoplastida; Trypanosomatidae; Trypanosoma.
Protein existence 2: Evidence at transcript level;
References
[1]
NUCLEOTIDE SEQUENCE [MRNA].
DOI=10.1016/0092-8674(90)90265-G; PubMed=2393904 [NCBI, ExPASy, EBI, Israel, Japan]
Koslowsky D.J., Bhat G., Jayarama Perrollaz A.L., Feagin J.E., Stuart K.;
"The MURF3 gene of T. brucei contains multiple domains of extensive editing and is homologous to a subunit of NADH dehydrogenase.";
Cell 62:901-911(1990).
Comments
  • FUNCTION: Core subunit of the mitochondrial membrane respiratory chain NADH dehydrogenase (Complex I) that is believed to belong to the minimal assembly required for catalysis. Complex I functions in the transfer of electrons from NADH to the respiratory chain. The immediate electron acceptor for the enzyme is believed to be ubiquinone (By similarity). Component of the iron-sulfur (IP) fragment of the enzyme. Component of the iron-sulfur (IP) fragment of the enzyme.
  • CATALYTIC ACTIVITY: NADH + ubiquinone = NAD+ + ubiquinol.
  • SUBCELLULAR LOCATION: Mitochondrion.
  • SIMILARITY: Belongs to the complex I 49 kDa subunit family.
Copyright
Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms. Distributed under the Creative Commons Attribution-NoDerivs License.
Cross-references
Sequence databases
EMBL
M55645; -; NOT_ANNOTATED_CDS; mRNA.[EMBL / GenBank / DDBJ]
PIR A35693; A35693.
3D structure databases
ModBase P21301.
Ontologies
GO
GO:0005746; Cellular component: mitochondrial respiratory chain (inferred from electronic annotation from UniProtKB-KW).
GO:0008137; Molecular function: NADH dehydrogenase (ubiquinone) activity (inferred from electronic annotation from EC).
GO:0022900; Biological process: electron transport chain (inferred from electronic annotation from UniProtKB-KW).
GO:0006810; Biological process: transport (inferred from electronic annotation from UniProtKB-KW).
QuickGo view.
Family and domain databases
InterPro IPR014029; NADH-UbQ_OxRdtase_49kDa_CS.
IPR001135; NADH_UbQ_OxRdtase_49kDa.
Graphical view of domain structure.
Pfam PF00346; Complex1_49kDa; 1.
Pfam graphical view of domain structure.
PROSITE PS00535; COMPLEX1_49K; 1.
BLOCKS P21301.
ProtoNet P21301.
Other
UniRef View cluster of proteins with at least 50% / 90% / 100% identity.
Keywords
Electron transport; Mitochondrion; NAD; Oxidoreductase; Respiratory chain; Transport; Ubiquinone.
Features
SEVIEWER logo Feature table viewer
KeyFrom To Length Description FTId
CHAIN   1   386  386     NADH-ubiquinone oxidoreductase 49 kDa subunit homolog. PRO_0000118594
Sequence information
Length: 386 AA [This is the length of the unprocessed precursor] Molecular weight: 45098 Da [This is the MW of the unprocessed precursor] CRC64: 448F5D52DC572071 [This is a checksum on the sequence]
        10         20         30         40         50         60 
MLFLVVFLHL YRFTFGPQHP AAHGVLCCLL YFCGEFIVYI DCIIGYLHRG TEKLCEYKSV 

        70         80         90        100        110        120 
EQCLPYFDRL DYVSVCCNEH LLSLCFEYML RCCLSLRCAF MRLLIVEFTR SFNGLLCISC 

       130        140        150        160        170        180 
MVLDLGCLSP LLWSFEERDK LMTFFDLCCG CRMHLAFMVL LGILDDFVFG FVDFLLLLII 

       190        200        210        220        230        240 
SCLFVMDCYD LLFVGNRLFY LRLRGLSFFD LYDLVFNSLS GVLSRSLGMV WDCRLFSCYE 

       250        260        270        280        290        300 
LYFMFCYDYC FCFIGDAFDR LFLRLFDMRM SLLICKQCFF VGFFVFGFVC LFDYLYCDIT 

       310        320        330        340        350        360 
IETIIMLFYS LWCCCLPGIS FACVEHPKGE YCLLLCFCVG LCSRLRLRCA DFLHICLLDV 

       370        380 
CLRGFLLHDL VAVLGNIDVV FGSVDR 

P21301 in FASTA format

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Tools Sequence analysis tools: ProtParam, ProtScale, Compute pI/Mw, PeptideMass, PeptideCutter, Dotlet (Java)
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