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9.B.14.2.2
The putative heme exporter, CcmC (CycZ). This protein is also listed under TC# 3.A.1.107.1 as part of an ABC transporter

Accession Number:P30962
Protein Name:CCMC aka CycZ aka BLR0469
Length:263
Molecular Weight:28831.00
Species:Bradyrhizobium japonicum [375]
Number of TMSs:6
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate ferroheme b

Cross database links:

RefSeq: NP_767109.1   
Entrez Gene ID: 1051918   
Pfam: PF01578   
BioCyc: BJAP224911:BLR0469-MONOMER   
KEGG: bja:blr0469   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0015232 F:heme transporter activity
GO:0017004 P:cytochrome complex assembly
GO:0015886 P:heme transport
GO:0008535 P:respiratory chain complex IV assembly

References (2)

[1] “Discovery and sequence analysis of bacterial genes involved in the biogenesis of c-type cytochromes.”  Ramseier T.M.et.al.   1850420
[2] “Complete genomic sequence of nitrogen-fixing symbiotic bacterium Bradyrhizobium japonicum USDA110.”  Kaneko T.et.al.   12597275

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MTLIDLANPT RFLALTARVL PWLAAATVIL LAIGLYQSAL APDDYQQGAT VKIMFIHVPN 
61:	AWLSMFVWGV MSIASLGTLV WRHPLADVAA KAAAPIGAAF TFLALLTGSL WGRPMWGTYW 
121:	EWDARLTSVL ILFLMYLGLM ALWRAVDDPS RAARAAAVLT LVGAINLPII KFSVDWWNTL 
181:	HQPASVMRMG GSSLDKSFLI PLLVMAIAFT LLFVTLHLAA MRNEILRRRV RSLQMMQASR 
241:	MAFSSEMGAG SRQNNASNEV GAA