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3.D.3.4.1
Menaquinone:cytochrome c oxidoreductase

Accession Number:P46911
Protein Name:QCRA aka BFCA
Length:167
Molecular Weight:18736.00
Species:Bacillus subtilis [1423]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Mitochondrion inner membrane1 / Single-pass membrane protein2 / Intermembrane side3
Substrate hydron

Cross database links:

RefSeq: NP_390137.1   
Entrez Gene ID: 939017   
Pfam: PF08802    PF00355   
KEGG: bsu:BSU22560   

Gene Ontology

GO:0042651 C:thylakoid membrane
GO:0051537 F:2 iron, 2 sulfur cluster binding
GO:0046872 F:metal ion binding
GO:0009496 F:plastoquinol-plastocyanin reductase activity
GO:0022900 P:electron transport chain
GO:0006810 P:transport

References (3)

[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

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MGGKHDISRR QFLNYTLTGV GGFMAASMLM PMVRFALDPV LKSTGKQDMV QVVSVDELTK 
61:	EPQRFDFKIN QVDAWYESEE SRSAWVFKNG DEIVALSPIC KHLGCTVNWN SDPKNPNKFF 
121:	CPCHYGLYEK DGTNVPGTPP LAPLDHYEQE VKDGFLYLGK AKPKGEG