TCDB is operated by the Saier Lab Bioinformatics Group
« See all members of the family


3.D.3.4.1
Menaquinone:cytochrome c oxidoreductase

Accession Number:P46912
Protein Name:QCRB aka BFCB
Length:224
Molecular Weight:25488.00
Species:Bacillus subtilis [1423]
Number of TMSs:4
Location1 / Topology2 / Orientation3: Cell membrane1 / Multi-pass membrane protein2
Substrate hydron

Cross database links:

RefSeq: NP_390136.1   
Entrez Gene ID: 939019   
Pfam: PF00033   
KEGG: bsu:BSU22550   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0009055 F:electron carrier activity
GO:0046872 F:metal ion binding
GO:0016491 F:oxidoreductase activity
GO:0022904 P:respiratory electron transport chain
GO:0006810 P:transport

References (4)

[1] “The cytochrome bc complex (menaquinone:cytochrome c reductase) in Bacillus subtilis has a nontraditional subunit organization.”  Yu J.et.al.   7592464
[2] “Sequence analysis of the Bacillus subtilis chromosome region between the serA and kdg loci cloned in a yeast artificial chromosome.”  Sorokin A.V.et.al.   8760912
[3] “The complete genome sequence of the Gram-positive bacterium Bacillus subtilis.”  Kunst F.et.al.   9384377
[4] “Studies of the cytochrome subunits of menaquinone:cytochrome c reductase (bc complex) of Bacillus subtilis. Evidence for the covalent attachment of heme to the cytochrome b subunit.”  Yu J.et.al.   9535866

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence
1:	MLNKIYDWVD ERLDITPMWR DIADHEVPEH VNPAHHFSAF VYCFGGLTFF VTVIQVLSGM 
61:	FLTMYYVPDI KNAWESVYYL QNEVAFGQIV RGMHHWGASL VIVMMFLHTL RVFFQGAYKK 
121:	PRELNWIVGV LIFFVMLGLG FTGYLLPWDM KALFATKVGL QIAEATPLIG TQVKTLLAGH 
181:	PDIVGAQTLT RFFAIHVFFL PAALFGLMAA HFIMIRKQGI SGPL